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Middleware Backend Developer, IoT
Sigma Software GroupMiddle Backend Developer working on IoT solutions for smart building automation at Sigma Software. Designing, developing, and maintaining backend services with modern technologies.
Tech Stack
Tools & technologiesJavaScriptMicroservicesMongoDBNode.jsPostgresRabbitMQRedisTypeScript
About the role
Key responsibilities & impact- Design, develop, and maintain backend services using TypeScript and NestJS within a microservices architecture
- Integrate third-party services and APIs into the platform, ensuring high reliability and performance
- Work with PostgreSQL, MongoDB, and Redis for efficient data storage and retrieval
- Collaborate with cross-functional teams to deliver new features for the platform’s new product
- Participate in the full software development lifecycle, from requirements analysis to deployment and support
- Support DevOps activities, including CI/CD processes, infrastructure setup, and monitoring
- Monitor and optimize application performance, scalability, and security
- Troubleshoot and resolve technical issues
- Ensure code quality by following best practices and project conventions
- Contribute to improving team processes and technical documentation
- Proactively identify and communicate risks, blockers, and improvement opportunities
- Adapt to changing requirements and priorities
Requirements
What you’ll need- At least 3 years of commercial experience in backend development with JavaScript/TypeScript stack
- Strong experience with Node.js and NestJS
- Experience integrating third-party services and APIs
- Proficiency with PostgreSQL, MongoDB, and Redis
- Familiarity with microservices architecture and messaging systems (RabbitMQ)
- Upper-Intermediate English level
Benefits
Comp & perks- Flexible work arrangements
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
TypeScriptNestJSNode.jsPostgreSQLMongoDBRedismicroservices architectureCI/CDapplication performance optimizationtechnical documentation
Soft Skills
collaborationproblem-solvingcommunicationadaptabilityrisk identificationprocess improvement