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#ThriveatMMDSmart
Would you like to build a career in a leading multinational IT company?
We are looking for a Senior Flutter (Mobile) Developer to join our team.
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- Design and develop high-quality Flutter apps for Android and iOS
- Collaborate with backend engineers to define APIs and build full-stack features
- Write clean, testable, maintainable Dart code following best practices
- Implement custom Flutter plugins to bridge native functionality when needed
- Integrate with real-time communication tools (e.g., WebRTC, sockets)
- Work with product managers and designers to deliver smooth, performant UX
- Debug, profile, and optimize performance across devices
- Participate in code reviews, architectural discussions, and agile development cycles
You are a perfect match if you have:
- 3+ years of experience with Flutter and Dart , 5 + years of experience in software development;
- Full Stack development experience, especially with Go, React, or Node.js;
- Strong understanding of mobile architecture and cross-platform development;
- Solid experience consuming RESTful or GraphQL APIs;
- Experience with state management solutions (e.g., BLoC / Cubit, Provider, Riverpod).
Nice-to-Have / Advantages:
- Experience building or maintaining Flutter plugins (Android/iOS interop);
- Familiarity with WebRTC, signaling, and real-time streaming protocols;
- Experience with Firebase, WebSockets, push notifications;
- Familiarity with clean architecture and test-driven development.
Why do talents choose and stay at MMDSmart?
Embrace the opportunity to work in a company that cares about:
Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.
Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
Your Development: Benefit from free educational events & courses, and English classes with native speakers.
Your Career: Focus on your professional development in a supportive environment.
Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
Would you like to build a career in a leading multinational IT company?
We are looking for a Data Analyst to join our team.
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- Develop and support analytical systems for operational analysis and decision making;
- Communicate with Business Process Owners, identifying KPIs;
- Communicate with development teams to identify data sources, data lifecycle analysis;
- Developing the data storage structure in DWH, setting requirements for the Data;
- Engineer about the ETL process, and checking the results;
- Developing dashboards in analytical platforms;
- Presenting analytical results to customers.
You are a perfect match if you have:
- 1+ years of experience as Data/Product/Business/BI analyst;
- Understanding the principles of business process analysis, KPI identification;
- 1+ years of experience in DataViz platforms: Tableau/Looker/SuperSet;
- Knowledge of programming: SQL, Python +, database principles;
- An analytical mind, communication and presentation skills, and teamwork skills;
- Fluent Russian.
Why do talents choose and stay at MMDSmart?
Embrace the opportunity to work in a company that cares about:
Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.
Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
Your Development: Benefit from free educational events & courses, and English classes with native speakers.
Your Career: Focus on your professional development in a supportive environment.
Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
#ThriveatMMDSmart
Would you like to build a career in a leading multinational IT company?
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
We are looking for a Team Lead UX/UI, Product Designer to join our fast-moving product team and lead the user-centered design direction of our CCaaS (Contact Center as a Service) platform.
As a UX/UI Design Lead, you will be both a strong individual contributor and a mentor to a team. You will drive the design process across the full product development lifecycle — from research and ideation to prototyping and delivery. You’ll own design quality and consistency, shape the team’s design culture, and be the voice of design in cross-functional collaboration.
Would you like to join our team and move towards an ambitious goal together?
What will you do at MMDSmart?
- Lead UX/UI design strategy and decision-making for both core features and new product initiatives.
- Proven track record designing complex B2B enterprise platforms — portfolio demonstrates both strategic thinking and attention to detail.
- Create strategic big-picture workflows as well as execute detailed UX/UI design
- Participate in the Scrum process — stay deeply aligned with product goals, user needs, technical plans, and ongoing priorities to ensure design decisions are grounded in business context.
- Collaborate with your team to deliver a full range of UX assets, including concept designs, user flows, wireframes, mockups, and prototypes that support intuitive and consistent user experiences.
- Work closely with the product teams, stakeholders, and development teams to iterate on ideas and deliver solutions that drive the product forward.
- Conduct regular usability checks, gather user feedback, and identify opportunities to optimize existing features.
- Present your solutions to the project team members and stakeholders, ensuring alignment and shared understanding.
You are a perfect match if you have:
- 3+ years of experience in UX/UI or Product Design, including at least 1 year in a lead or mentoring role.
- Proven track record designing complex web applications or B2B platforms — portfolio demonstrates both strategic thinking and attention to detail.
- Experience working in fast-paced and iterative environments; comfortable with prototyping, testing, and refining ideas quickly.
- Deep understanding of user-centered design principles and customer experience (CX) best practices, with the ability to translate user and business needs into intuitive, end-to-end digital experiences.
- Familiarity with Agile/Scrum and a desire to be fully involved in the product development lifecycle.
- Proficiency in modern design tools (e.g. Figma) and hands-on experience creating and maintaining scalable design systems.
- Good communication and presentation skills — able to advocate design decisions clearly to both technical and non-technical teams.
- Experience with CCaaS, communications platforms, or enterprise SaaS is a plus.
Embrace the opportunity to work in a company that cares about:
Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.
Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
Your Development: Benefit from free educational events & courses, and English classes with native speakers.
Your Career: Focus on your professional development in a supportive environment.
Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
Would you like to build a career in a leading multinational IT company?
We’re looking for a self-motivated Tech Lead to design, develop, and deploy software solutions for MMDSmart’s products, delivering real-time, low-latency capabilities for next-generation communications. As part of our Agile team, you’ll lead by example, mentor engineers, and drive innovation while remaining hands-on with coding and problem-solving.
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- Design, develop, and deploy new features and projects;
- Collaborate with stakeholders and present demos;
- Investigate and resolve technical issues to improve stability;
- Mentor and onboard team members.
You are a perfect match if you have:
- 2+ years of experience as Tech Lead;
- 4+ years of backend development experience;
- 4+ years with GoLang;
- 1+ years with React;
- Strong expertise in TypeScript and JavaScript;
- Proficiency with SQL and NoSQL databases (MariaDB, MongoDB, Redis).
Nice to Have:
- Experience with event-driven architectures (Kafka, RabbitMQ, NATS);
- Knowledge of Scrum methodology;
- Experience with Node.js.
Why do talents choose and stay at MMDSmart?
Embrace the opportunity to work in a company that cares about:
Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.
Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
Your Development: Benefit from free educational events & courses, and English classes with native speakers.
Your Career: Focus on your professional development in a supportive environment.
Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
We are seeking a Senior Backend Developer to join our development team. Our products require innovative and open-minded engineers working in an Agile environment. You will be part of a world-class team of engineers that focuses on new functionality and stabilization for our large-scale system. As a part of your team, you will have the opportunity to learn from others and drive your own initiatives.
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- Participation in designing and developing new features and projects, occasionally leading to the realization of new development opportunities;
- Presenting demos as part of your team to stakeholders;
- Investigating, diagnosing, and resolving product issues, striving for constant product improvement.
You are a perfect match if you have:
- 4+ years of commercial experience as a Backend Developer;
- 3+ years of experience with GoLang;
- Experience with SQL and NoSQL databases;
- Ability to work independently and in a team environment.
Why do talents choose and stay at MMDSmart?
Embrace the opportunity to work in a company that cares about:
- Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card.
- Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
- Your Development: Benefit from free educational events & courses, and English classes with native speakers.
- Your Career: Focus on your professional development in a supportive environment.
- Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
We are seeking a Senior Full Stack Developer to join our development team. Our products require innovative and open-minded engineers working in an Agile environment. You will be part of a world-class team of engineers that focuses on new functionality and stabilization for our large-scale system. As a part of your team, you will have the opportunity to learn from others and drive your own initiatives.
Since 2007, MMDSmart has been a leading supplier in cloud-based business communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- Participation in designing and developing new features and projects, occasionally leading to the realization of new development opportunities;
- Presenting demos as part of your team to stakeholders;
- Investigating, diagnosing, and resolving product issues, striving for constant product improvement.
You are a perfect match if you have:
- 4+ years of commercial experience as Full Stack Developer;
- 3+ years of experience with GoLang;
- 2+ years of experience with React.js
- Strong knowledge of TypeScript;
- Experience with SQL and NoSQL databases;
- Ability to work independently and in a team environment.
Why do talents choose and stay at MMDSmart?
Embrace the opportunity to work in a company that cares about:
- Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card.
- Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
- Your Development: Benefit from free educational events & courses, and English classes with native speakers.
- Your Career: Focus on your professional development in a supportive environment.
- Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
Would you like to build a career in a leading multinational IT company?
We are looking for a Middle Manual QA Engineer to join our team.
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- You will analyze business and functional requirements alongside technical specifications;
- You will write test documentation;
- You will create bug reports in the bug tracking system and ensure the fixed bugs verification;
- You will provide updates to effort estimates and status of assigned tasks;
- You will participate in daily project team meetings and brainstorming activities related to the project issues
You are a perfect match if you have:
- 2+ years of experience in software testing;
- Strong theoretical knowledge base in software testing;
- Knowledge of SDLC, test design techniques, test documentation;
- Understanding the test pyramid;
- Experience with REST API (Postman, Swagger etc.);
- Understanding CI/CD processes;
- Experience with GIT;
Nice to have:
- Experience with Python/JS;
- Experience in automation testing;
- Knowledge of Scrum methodology
Why do talents choose and stay at MMDSmart?
Embrace the opportunity to work in a company that cares about:
Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.
Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
Your Development: Benefit from free educational events & courses, and English classes with native speakers.
Your Career: Focus on your professional development in a supportive environment.
Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
#ThriveatMMDSmart
Would you like to build a career in a leading multinational IT company?
We are looking for a Product Owner to join our team.
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- Analyze product business requirements and produce a functional design;
- Ongoing validation and review of product backlog value (prioritization/correct elements);
- Review and refine the product’s business requirements for MMD Smart PaaS Solutions;
- Own the product backlog – Deconstruct large features to smaller pieces, define and prioritize the pieces that can compose a releasable product;
- Be the central focal point for all parties outside of R&D department;
- Raise the connection with R&D groups and with other departments (by sessions, demos, etc.);
- Work closely with the Scrum Master to ensure that sprints remain on track, enabling timely and consistent deliveries;
- Collaborate on the technical roadmap to ensure it aligns with and supports MMD Smart’s broader business objectives and priorities;
- Champion continuous improvement and innovation within the PaaS service to enhance product quality and user satisfaction.
- You are a perfect match if you have:
- Bachelor’s degree in computer science or a related field;
- At least 3 years of experience as a Product Owner / System Analyst;
- Experience in writing detailed functional requirements or detailed design documents;
- Experience delivering features and API for external integrations;
- Experience in agile methodology from software companies;
- Previous B2B customer-facing experience;
- Experience in Data driven decision making – advance;
- Excellent English (Russian is advanced);
- Excellent communication skills to communicate with stakeholders of all levels of Seniority.
What you need to succeed:
- Analytical person who can control the details but still see the full picture;
- Organized and formal so that communication will always be clear, and everyone are harnessed;
- Learning and continuous improvement in nature;
- Excellent communication and presentation skills (grouped into soft skills for effective stakeholder engagement, as well as technical skills, such as data-driven decision-making);
- Diplomatic and pragmatic – works with many stakeholders and drives for the optimal result;
- Planning and visualization skills.
Embrace the opportunity to work in a company that cares about:
Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.
Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
Your Development: Benefit from free educational events & courses, and English classes with native speakers.
Your Career: Focus on your professional development in a supportive environment.
Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
#ThriveatMMDSmart
Would you like to build a career in a leading multinational IT company?
We are looking for an Automation QA Engineer to join our team.
Since 2007, MMDSmart has been a leading supplier in cloud communications, delivering game-changing IT products to businesses in over 100 countries. Our success is fueled by the inspiration and innovative ideas of our team members, encouraging their growth and impacting our Messaging and Voice solutions. These empower our clients to communicate more effectively with their customers. Don’t miss this chance to excel in a rapidly expanding tech company, where your potential and ambitions are not just recognized, but celebrated.
What will you do at MMDSmart?
- You will define and implement test automation frameworks alongside with our products;
- You will analyze business and functional requirements alongside technical specifications;
- You will write test documentation;
- You will be involved into implementing performance test practices;
- Develop manual test cases, if needed, that will serve as the basis for automated tests, ensuring comprehensive test coverage of all product aspects;
- Identify potential risks and dependencies in the testing process and work proactively to mitigate them;
- You will provide updates to effort estimates and status of assigned tasks;
- You will participate in daily project team meetings and brainstorming activities related to the project issues.
You are a perfect match if you have:
- 3+ years of relevant professional experience in writing test automation scripts, hands-on experience in automated testing tools (Playwright, Selenium, etc);
- Extensive knowledge of JavaScript/Typescript ecosystem, and/or Python (will be a plus);
- Experience with performance testing, Locust, Jmeter, etc;
- Experience with Continuous Integration (Gitlab, etc);
- Experience with GIT, or similar tool;
- Experience with JIRA, Xray;
- Demonstrated ability to take ownership of deliverables, drive improvement, and embrace new technologies and methodologies;
- Strong communication skills to work effectively with teams across various geographies and cultural backgrounds;
- Willingness to stay flexible and open to change in a dynamic environment;
- ISTQB certified or equivalent knowledge.
Why do talents choose and stay at MMDSmart?
Embrace the opportunity to work in a company that cares about:
Your Wellness: Access to mental health programs, comprehensive medical insurance, and a sports card*.
Your Happiness: Enjoy the company of cool teammates, a friendly atmosphere, a strong mentorship, and a variety of bonuses & corporate gifts.
Your Development: Benefit from free educational events & courses, and English classes with native speakers.
Your Career: Focus on your professional development in a supportive environment.
Work-Life Balance: Choose your working format – remote, office-based, or hybrid and engage in team-building activities.
Think this role’s got your name on it? Go ahead and apply, we’d love to see what you’ve got!
Equal-Opportunity Employment
We are an equal opportunity employer committed to creating a diverse and inclusive work environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, genetics, disability, age, or veteran status.
*Medical Insurance and Sport Card perks are available for employees located in Bulgaria.
