Middle Manual QA Engineer

#ThriveatMMDSmart


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


We have: 

  • No test task;
  • No overtime, screen catchers and keyloggers;
  • No bureaucracy;
  • Relevant questions on tech interview;
  • An opportunity to work remotely;
  • International contract with Israel office in $;
  • Weekly sprints and releases.

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.

Enterprise Sales Manager – Entertainment

#ThriveatMMDSmart

Would you like to build a career in a leading multinational IT company?

The MessageWhiz Enterprise Sales Manager role in the dynamic gambling industry involves crafting and executing actions for B2C client acquisition and retention activities, with a focus on utilising existing strong connections with gaming brands/operators. You will be planning and implementing outbound sales strategies, ensuring seamless communication across diverse channels worldwide. Success in this role depends on a deep understanding of the gambling industry and personal familiarity with multiple B2C gaming operators and CRMs. The ideal candidate for this sales position is not only a professional in the field but also a passionate enthusiast who can navigate the industry with finesse and dedication.

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 execute outbound sales for B2B customer acquisition and retention in the global gambling industry;
  • Foster strong connections with gaming brands/operators/CRMs on a global scale;
  • Plan and implement effective outbound sales strategies, ensuring seamless communication across diverse channels worldwide;
  • Oversee day-to-day operations in key markets, with a focus on pivotal regions;
  • Design and monitor competitive pricing structures, evaluating clients success in engaging customers globally;
  • Monitor competitor behavior to enhance product and campaign strategies on a global scale;
  • Identify and capitalize on ad-hoc campaign opportunities based on real-time changes in customer situations across regions;
  • Evaluate and enhance new features in the global retention marketing/communication products for gaming industry.

You are a perfect match if you have:

  • In-depth understanding of the gambling industry.
  • Proven experience in outbound sales.
  • Familiarity with multiple B2C gaming brands/operators/CRMs.
  • Expertise in tracking campaign metrics across channels.
  • Project management and problem-solving skills.
  • Proficiency in relevant tools, systems and technologies.
  • Ability to work under tight deadlines and pressure.
  • Strong initiative, detail-oriented, and organised.
  • Excellent written and verbal communication skills in English and additional languages.

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.

Scrum Master

#ThriveatMMDSmart

Would you like to build a career in a leading multinational IT company?

We are looking for a dedicated and experienced Scrum Master to join our development teams. You will play a key role in facilitating the Scrum process, removing impediments, and ensuring that the development team can work effectively and deliver high-quality software. If you have a deep understanding of agile principles and a proven track record of guiding teams to success, you are an ideal candidate.

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 makes us different?

  • No overtime, screen catchers, and keyloggers;
  • No bureaucracy;
  • Only relevant questions during the technical interview;
  • An opportunity to work remotely;
  • International contract with a multinational company,  valued in US dollars ($)

What will you do at MMDSmart?

  • Act as a servant-leader for the Scrum team, helping them understand and implement agile principles and Scrum practices;
  • Facilitate Scrum events, including daily stand-up meetings, sprint planning, sprint review, and sprint retrospective;
  • Eliminate obstacles or roadblocks that affect the development team’s progress;
  • Coach and mentor team members in Scrum principles and practices to improve their performance and self-organization;
  • Collaborate with product owners and stakeholders to ensure clear communication and alignment on project goals and priorities;
  • Help the team continuously improve by fostering a culture of collaboration, transparency, and continuous improvement;
  • Work with 2-3 development teams.

You are a perfect match if you have:

  • Certified Scrum Master (CSM) or equivalent certification;
  • 2 years of experience as a Scrum Master;
  • Strong knowledge of agile principles and Scrum framework;
  • Excellent communication and interpersonal skills;
  • Problem-solving and conflict resolution abilities;
  • A collaborative and team-oriented mindset;
  • Excellent English language skills for effective communication.

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.

Telecom SIP Engineer

#ThriveatMMDSmart
Would you like to build a career in a leading multinational IT company?

We are now seeking a Telecom SIP Engineer to join our cloud communications team. In this role you will be responsible for configuring and troubleshooting SIP-based systems and you will collaborate with various teams, contributing to the smooth operation of voice services for our customers.

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?

  • Troubleshoot and debug issues related to SIP call flows, signaling errors, media quality, and network connectivity;
  • Configure and maintain SIP-based systems, including VoIP platforms, softswitches and IP-PBX systems;
  • Collaborate with cross-functional teams, including network engineers, software developers, and VoIP service providers;
  • Assisting technical teams with tasks that require optimization and modifications to the current infrastructure;
  • Interact with external clients in some cases for online testing to debug the issue;
  • Generate technical documentation, including system architecture diagrams, configuration guides and troubleshooting guides;
  • Stay updated with the latest trends, technologies, and standards in the telecommunications industry, particularly related to SIP and VoIP;
  • Perform other related duties as required and assigned.

You’re a perfect match if you have:

  • Fluent English;
  • Advanced knowledge of the SIP protocol;
  • Minimum 1 year experience with VoIP platforms, softswitches, SBCs, and IP-PBX systems;
  • Strong troubleshooting and debugging skills for SIP call flows and network connectivity;
  • Excellent communication and collaboration skills

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.

Telecom SMPP Engineer

#ThriveatMMDSmart
Would you like to build a career in a leading multinational IT company?

We are now seeking a Telecom SMPP Engineer to join our cloud communications team. In this role you will be responsible for configuring and troubleshooting SMPP-based systems and you will collaborate with various teams contributing to the smooth operation of SMS messaging services for our customers.

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?

  • Troubleshoot and debug issues related to SMPP connections, message delivery failures, error handling, and performance optimization;
  • Interact with external clients in some cases for online testing to debug the issue;
  • Collaborate with network engineers, software developers, and telecom operators to ensure seamless integration and operation of SMS messaging services;
  • Assist technical teams with tasks that require optimization and modifications to the current infrastructure;
  • Generate technical documentation, including system architecture diagrams, configuration guides and troubleshooting guides
  • Stay updated with the latest trends, technologies, and regulations in the telecommunications industry, particularly related to SMS messaging and SMPP;
  • Perform other related duties as required and assigned.

You’re a perfect match if you have:

  • Fluent English
  • Advanced knowledge of SMPP protocol
  • Knowledge of SQL queries and Linux
  • Knowledge of wireshark, tcp, bash
  • Experience with SMPP protocol and SMS gateways at least 1 year
  • Excellent communication and teamwork abilities

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.

Senior Full Stack Developer (GoLang/React)

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 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.

What makes us different:

  • No coding test task;
  • No screen catchers and keyloggers;
  • No bureaucracy;
  • Only relevant questions during the technical interview;
  • An opportunity to work remotely;
  • International contract with a multinational company,  valued in US dollars ($);
  • Weekly sprints and releases

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.

Customer Care Specialist with Russian

#ThriveatMMDSmart

Would you like to build a career in a leading multinational IT company?

We are looking for a spirited, Russian-speaking Customer Care Specialist who’s ready to dive into the exciting world of cloud communications. You don’t need previous experience – just bring your energy, willingness to learn, and readiness to work in a dynamic environment. By joining us, you’ll be right at the heart of our mission to Connect, Engage, and Smile, making sure every interaction leaves a lasting positive impression.

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?

  • Communicate with customers and help solve their problems and concerns;
  • Report issues to neighboring teams: account managers, technical specialists, developers;
  • Coordinate and monitor the problem-solving process, and receive feedback from the client and neighboring teams.


You are a perfect match if you have:

  • Fluent Russian;
  • Proficiency in English (Upper-Intermediate or Advanced level);
  • Resilience under pressure;
  • Familiarity with Microsoft Office and Google Docs;
  • A keen appetite for learning and self-improvement;
  • A dynamic, proactive approach, coupled with the flexibility to work in rotating shifts: morning (9:00 – 18:00) and evening (13:00 – 22:00);
  • Readiness to potentially work night shifts (22:00 – 7:00).
    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.