We are looking for a true Senior Full-Stack Engineer - someone who can design systems, take ownership end-to-end, and deliver production-grade features across backend and frontend. Technology is not the main criteria. Engineering maturity, system thinking, and code quality are.Experience with Go and/or React is an advantage but not required.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.RequirementsWhat will you do at MMDSmart?Design and implement features from idea to productionWork across backend, frontend, APIs, databases, and integrationsParticipate actively in Scrum ceremonies and contribute to planning andestimationTake architectural decisions and improve existing system designWrite clean, testable, maintainable codePerform code reviews and mentor other engineersImprove performance, reliability, and scalability of the systemWork closely with Product, QA, and DevOpsYou are a perfect match if you have:7+ years of hands-on software engineering experienceStrong understanding of system design and architectureProven experience building and maintaining high-load, event-drivensystemsAbility to work across the full stack (backend + frontend)Experience working in Agile / Scrum teamsStrong ownership and accountability for delivered featuresSolid understanding of APIs, databases, and modern web architecturesExperience with Git and CI/CD workflowsAbility to learn new technologies quickly and independentlyWill be a plus: Experience with GoExperience with React or modern frontend frameworksExperience with microservices and distributed systemsExperience with cloud environments and containersExperience with observability and monitoring toolsBenefitsWhy 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 EmploymentWe 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 looking for a true Senior Full-Stack Engineer - someone who can design systems, take ownership end-to-end, and deliver production-grade features across backend and frontend. Technology is not the main criteria. Engineering maturity, system thinking, and code quality are.
Experience with Go and/or React is an advantage but not required.
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.
Requirements
What will you do at MMDSmart?
- Design and implement features from idea to production
- Work across backend, frontend, APIs, databases, and integrations
- Participate actively in Scrum ceremonies and contribute to planning and
estimation
- Take architectural decisions and improve existing system design
- Write clean, testable, maintainable code
- Perform code reviews and mentor other engineers
- Improve performance, reliability, and scalability of the system
- Work closely with Product, QA, and DevOps
You are a perfect match if you have:
- 7+ years of hands-on software engineering experience
- Strong understanding of system design and architecture
- Proven experience building and maintaining high-load, event-driven
systems
- Ability to work across the full stack (backend + frontend)
- Experience working in Agile / Scrum teams
- Strong ownership and accountability for delivered features
- Solid understanding of APIs, databases, and modern web architectures
- Experience with Git and CI/CD workflows
- Ability to learn new technologies quickly and independently
Will be a plus:
- Experience with Go
- Experience with React or modern frontend frameworks
- Experience with microservices and distributed systems
- Experience with cloud environments and containers
- Experience with observability and monitoring tools
Benefits
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.
