Tech Lead Go Developer в Tech Duck Сербия

We are looking for a Tech Lead Go Developer to join an international software development and outsourcing company and work on a large-scale digital freight platform for one of its clients.

The client is a global technology company developing a large-scale digital platform that connects millions of users across multiple international markets.

The project focuses on developing and enhancing a digital freight transportation platform that connects customers with carriers and supports efficient logistics operations. The team is working on new functionality, transportation process optimization, and scalable, reliable solutions to support the growing needs of the freight business.

The project involves high-load systems, real-time data processing, microservices, and cloud-based infrastructure.

Responsibilities:

• Owning the team's delivery and execution: planning, aligning cross-team dependencies, review processes, and quality.
• Setting the technical direction, run design reviews, ensure consistency of solutions, contribute to development (~30% hands-on).
• Collaborating on discovery — primarily with the Product Manager: technical elaboration of ideas and hypotheses before development starts.
• Developing people: 1:1s, feedback, basic performance practices, mentoring.

Must-haves:

• Commercial Go development experience for 5+ years, including at least 1–2 years in a technical leadership capacity.
• Deep knowledge of Go internals: concurrency, goroutines, channels, memory management and garbage collection.
• Proven experience designing scalable, fault-tolerant, high-load backend systems from the ground up.
• Strong experience designing and developing REST APIs and microservices, including service decomposition and API contract design.
• Hands-on experience with Kafka and event-driven architectures, including designing messaging topologies for multi-service systems.
• Strong SQL knowledge and experience with MySQL or PostgreSQL, including transactions, indexes, locking mechanisms, and query optimization at scale.
• Experience with Redis and caching strategies, including cache invalidation design for distributed systems.
• Experience with Docker and Kubernetes in production environments, including capacity planning and scaling strategies.
• Experience with Helm charts and Kubernetes configuration management.
• Practical experience with CI/CD pipelines using GitLab CI or GitHub Actions, including pipeline design for multi-service releases.
• Experience supporting services in production, including monitoring, alerting, incident investigation, and post-incident analysis.
• Solid understanding of distributed systems and integration patterns, including consistency models, service boundaries, and failure handling.
• Level of English – from Intermediate+ and above.

Reasons why this job would be interesting to you:

• Opportunity to work on international projects with leading companies across FinTech, Healthcare, Retail, Telecom, and other industries, including Samsung, Siemens, Johnson & Johnson, BNP Paribas, Ryanair, Mercedes, TUI, Allianz, and others.
• Opportunity to change projects and develop expertise across different business domains.
• Flexible work format: fully remote, office-based, or hybrid.
• Professional and career growth opportunities, with mentoring and onboarding support for new employees.
• Access to corporate training resources and an extensive internal knowledge base.
• Certification compensation (AWS, PMP, etc.).
• Regular team activities, internal events, meetups, and informal gatherings.
• Referral program.
• Private health insurance and sports compensation, depending on the type of employment.