Company Description:
We are looking for a Senior Golang Backend Engineer to join our team developing cutting-edge technological solutions for the MilTech domain. You will work on building secure, scalable, and high-performance backend systems for products handling mission-critical data, used in environments with strict requirements for reliability, security, and performance.
This role involves designing distributed architectures, developing secure services, and contributing to systems that directly impact defense and security technologies.
- Design and develop backend components within a secure DSC environment.
- Implement APIs for seamless interaction with other system components.
- Develop business logic, state models, event processing, and logging mechanisms.
- Work with MS SQL Server, optimize queries, and ensure data integrity.
- Integrate with related systems and services.
- Participate in technical design, task estimation, and code reviews.
- Troubleshoot and fix defects identified during testing, security audits, and acceptance phases.
- 5+ years of commercial Golang development experience.
- Proven experience in designing and developing backend services, REST/gRPC APIs, and system integrations.
- Strong expertise with MS SQL Server: schema design, transactions, indexes, stored procedures, query optimization.
- Experience with Docker, CI/CD pipelines, Git, and Linux environments.
- Solid understanding of secure development principles: authorization, authentication, access control, audit, API protection.
- Background in microservices or modular architecture.
- Ability to write maintainable, well-documented, and tested code.
- Experience participating in code reviews and technical design sessions.
- Willingness to work within secure infrastructure and comply with strict information security protocols.
Nice-to-have
- Experience developing government information systems or highly secure platforms.
- Knowledge of digital signature (КЕП), user action logging, audit trail.
- Experience integrating systems across isolated or protected environments.
- MS SQL Server experience in production environments.
- Understanding of Kubernetes, message brokers, and event-driven architecture.
- Experience with high-load or mission-critical services.
- Strong security-focused mindset.
Requires 5+ years of commercial Golang experience, backend services, REST/gRPC APIs, system integrations, MS SQL Server, Docker, CI/CD, Git, Linux, secure development, and microservices architecture.
Key Responsibilities
- developing backend components
- implementing APIs
- optimizing queries
Skills & Tools
Golang, REST, gRPC, MS SQL Server, Docker, CI/CD, Git, Linux, Kubernetes
Job Details
- Category: Software Development
- Seniority: Senior Level
- Commitment: Full Time
- Workplace: Remote — Kyiv, Kyiv City, Ukraine
- Languages: English
About Sigma Software
A software company developing secure, scalable, and high-performance technology solutions. — Industry: Information Technology