
Senior Full Stack Developer (m/f/d)
Variosystems
Colombo
Posted
Dec 27, 2025
Job Type
Full-Time
Work Mode
On-site
Salary
Salary negotiable
Job Description
We are seeking a skilled and motivated Senior Full Stack Developer to join our dynamic development team. The ideal candidate brings deep expertise in .NET technologies and a passion for building robust, scalable full-stack solutions for enterprise systems and production support platforms.
Your Tasks & Responsibilities
- Design, develop, and optimize full-stack web applications with responsive UIs and efficient databases
- Build and integrate RESTful APIs, microservices, and third-party services following security best practices
- Write clean, scalable, and maintainable code aligned with industry standards
- Participate in architecture discussions and design reviews
- Troubleshoot, debug, and resolve issues across applications and systems
- Collaborate closely with QA, UX, and Product teams to deliver high-quality solutions
- Maintain clear technical documentation for code, APIs, and system architecture
- Stay updated with emerging technologies and apply modern development practices
Required Qualifications, Knowledge, Skills & Abilities
- Bachelor’s degree in Software Engineering, Computer Science, or a related field
- Minimum 5 years of professional software development experience
- Expert-level proficiency in C#, OOP, Blazor (WASM or Server-side), and ASP.NET
- Hands-on experience with:
- Next.js, Python
- PostgreSQL, SQL Server
- RESTful API integration
- Tailwind CSS
- Strong expertise in software architecture patterns, including:
- Microservices
- Vertical Slice Architecture
- Clean Architecture
- Comprehensive knowledge of the Microsoft Azure ecosystem, including:
- AI services
- Infrastructure management
- DevOps pipelines
- Containerization (Docker, Kubernetes)
- Proficient in Git and experienced in Agile/Scrum environments
- Exceptional problem-solving skills with strong written and verbal communication
- Proven ability to work independently and collaboratively within agile teams
What We Offer
- Attractive remuneration package
- Company health benefits from day one
- Continuous learning and professional growth opportunities
- Supportive, collaborative, and engineering-driven work culture
- Exposure to global projects and cutting-edge technologies