We are Speedline Hub, a recruitment agency specializing in talent acquisition for product IT and iGaming companies, as well as affiliate networks and media buying teams. Our mission is to help professionals find their perfect career path by connecting top talent with industry-leading companies.
22 січня 2026

Senior Golang Developer (вакансія неактивна)

за кордоном, віддалено

Job description

Our client is an international product-based IT company specializing in the iGaming industry. Founded in 2014, the company quickly became a leader in the CIS region and is now expanding globally.

We are currently looking for a Senior Golang Developer.

📋 Key responsibilities and your contribution:

  • Developing and maintaining microservices in Go
  • Participating in architectural design (DDD, Event Sourcing, SOLID, Design Patterns)
  • Integrating with external systems via API (REST, gRPC, WebSocket)
  • Optimizing performance and resiliency (Pprof, tracing, etc.)
  • Implementing and maintaining monitoring and logging systems (Prometheus, Grafana, ELK, etc.)
  • Working with message brokers (Kafka, RabbitMQ)
  • Writing tests: unit, integration, TDD
  • Working with SQL and NoSQL databases, caches, and migrations
  • Code review, participation in CI/CD processes (GitLab CI, linters)
  • Participating in task planning, decomposition, and estimation (Agile, Scrum/Kanban)
  • Mentoring junior developers and contributing to the hiring process

📚 Your qualifications:

  • Expertise in Go with 4+ years of hands-on experience
  • Strong understanding of Go core concepts: data structures, interfaces, goroutines, channels, defer, context, memory model
  • Experience with Go packages and frameworks: sync, runtime, profiling tools, race detector, Gin, Echo, Go-Kit, Beego
  • Knowledge of software architecture and design: DDD, Event Sourcing, 12-Factor App, SOLID principles, design patterns, microservices
  • Experience building fault-tolerant, observable systems
  • Proficiency in testing and related tools: unit, integration, performance, security; go test, httptest, Testify
  • Strong understanding of algorithms, data structures, and complexity
  • Hands-on experience with monitoring and logging tools: Sentry, Prometheus, Grafana, Alertmanager, ELK stack, OpenTelemetry, Jaeger
  • Experience working with databases and caching: PostgreSQL, MySQL, MongoDB, ACID, indexes, transactions, replication, migrations
  • Good understanding of APIs and networking: HTTP/1.1, HTTP/2, REST, gRPC, WebSocket, OSI model, TCP/UDP
  • Experience in API debugging and network troubleshooting

➕ Nice to have:

  • Experience with Highload systems
  • Understanding of ISO 27001, GDPR, PCI/DSS compliance
  • Contributions to Open Source or a public GitHub profile

Benefits:

Days of recovery: 20 paid vacation day per year and unlimited sick leave days.
Health: corporate medical insurance, a company psychologist and a Cafeteria of Benefits for personal wellness choices.
Education: a variety of foreign languages course for you to choose from. Also we are open for your development and you can choose different courses /training for improving your skills.
Compensation: additional benefits that can be used according to company policy, e.g. paid business trips, international conference opportunities, lunch perks at our offices etc.
Work Environment: work remotely or from one of our offices in Cyprus, Portugal, Poland, equipped with the equipment you’ll need for success.