Tech Lead Backend Developer

We are looking for a Tech Lead Golang Developer who will take ownership of the backend technical direction and drive the development of high-load, fault-tolerant systems. This role involves close collaboration with the team, making architectural decisions, and contributing to the operational stability of production environments.

This is a hybrid position based in Belgrade (1 day remote per week).

Responsibilities

• Lead the backend team in designing, developing, and maintaining high-load backend systems
• Act as the main technical expert for backend integrations and architecture
• Continuously improve system performance, scalability, reliability, and maintainability
• Define and enforce coding standards, code review practices, and engineering processes
• Collaborate with System/DevOps engineers to ensure stable deployments and reliable service operations
• Establish and maintain backend development processes
• Make key technical decisions for the backend domain
• Own backend development progress tracking, planning, and Jira management
• Prepare and maintain ADRs (Architecture Decision Records) and Dev Plans
• Support and keep the technical roadmap up to date
• Improve service observability: monitoring, alerting, and metrics
• Participate in production incident management: coordination, root cause analysis, and prevention
• Conduct 1-on-1 meetings with backend team members
• Support team growth and contribute to PDPs (Personal Development Plans)
• Stay up to date with new technologies, approaches, and backend engineering best practices

Requirements

• 5+ years of commercial software development experience
• 3+ years of experience with Go
• (or 1+ year with Go combined with 5+ years of experience in C++/Java/Rust)
• 2+ years of leadership experience as a Lead/Tech Lead
• Strong leadership and communication skills with experience scaling engineering teams
• Deep understanding of the Go ecosystem: data structures, concurrency, memory management, GC
• Strong experience with relational databases (PostgreSQL), including writing and optimizing complex SQL queries
• Experience building distributed systems
• Solid understanding of distributed applications and microservice architecture
• Good Linux knowledge
• Experience with containerization (Docker)
• Ability to write testable code and unit tests
• Strong hands-on experience with Kafka (internal and external integrations)
• Experience with Kubernetes
• Willingness to continuously develop both technical and soft skills
• Russian language native

Nice to Have

• Experience with NoSQL solutions (e.g. ScyllaDB)
• Experience building high-load systems
• Real-world iGaming experience
• Experience working with financial systems or domains with high data integrity requirements
• Knowledge and practical experience with architectural approaches such as:
• DDD
• Clean Architecture
• Hexagonal Architecture

We Offer

• Competitive salary in EUR
• Relocation package including:
• Flight tickets and residence permit support for you and your family members
• Compensation for the rental deposit and first month’s rent
• Realtor fee coverage for apartment rental in Belgrade
• Official employment under Serbian labor law
• A+ class office in the historic center of Belgrade
• Professional and career growth opportunities within the company
• Private medical insurance
• Corporate English classes