We are looking for a Senior Go Developer

🗣 Language Proficiency(English): Intermediate

🧾 Employment type: Full time

🌍 Candidate Location: EU, Georgia, Armenia, Serbia, Kazakhstan

🕐 Working Time Zone: CET

🚀 Start: ASAP

🧭 Planned Work Duration: 3 months

👥 Customer Description:

The customer is a global mobility and urban services platform offering ride-hailing, intercity travel, delivery, and task-assistance services.

🧩 Project Description:

The product delivery team is responsible for the end-to-end passenger experience in a ride-hailing application.

⚙️ Project Phase:

Ongoing

Soft Skills:

• Ability to explain, at any required level of depth, the architecture of projects.

• Ability to independently transform ambiguous problems into solutions by clarifying requirements and workload.

💡 Hard Skills / Must Have:

• 5+ years of commercial backend engineering experience in production environments.

• Strong Go expertise, including concurrency, synchronization primitives, context propagation, goroutine lifecycle management, and graceful shutdown patterns.

• Experience building and supporting high-load distributed systems.

• Recent product development experience involving complex business logic and evolving requirements.

• Strong SQL and data modelling skills, including schema design, joins, aggregations, composite indexes, data type selection, query analysis, and scaling strategies such as replication, partitioning, and sharding.

• Experience with MySQL or PostgreSQL.

• Strong understanding of caching strategies, including Redis, cache-aside, warm-up, and background refresh.

• Experience with synchronous and asynchronous inter-service communication, including gRPC and message brokers, delivery guarantees, idempotency, and load-balancing trade-offs.

• Deep understanding of microservice architecture patterns and efficient client-server interactions, including their trade-offs and limitations.

• Hands-on experience with observability tools and practices, including metrics, logging, distributed tracing, alerting, and Go profiling with pprof.

• Understanding of non-functional requirements, SLA, SLO, and SLI.

• Experience with Docker, Kubernetes, CI/CD pipelines, and cloud platforms.

• Ability to write maintainable, testable code with solid unit and integration test coverage.

• Proficiency with Git and modern code review workflows.

✨ Hard Skills / Nice to Have:

• Experience with event-driven architectures, including Kafka, NATS, or RabbitMQ.

• Familiarity with infrastructure-as-code tools.

• Experience with performance profiling and optimisation of Go services using pprof and trace.

• Familiarity with design handoff tools and cross-platform collaboration workflows.

• Experience using AI-assisted development tools to accelerate coding, testing, and code review workflows.

📌 Responsibilities:

• Design, develop, and maintain robust, scalable, and reliable backend services according to business needs.

• Drive technical research, architecture design, and implementation of backend services and new features.

• Collaborate across teams to deliver cohesive and optimal solutions.

• Actively participate in code reviews and architectural discussions and help raise the overall technical level of backend services.

• Write clean, effective, and maintainable code in accordance with company standards.

• Take ownership of the backend services lifecycle, including delivery, monitoring, and maintenance in the production environment.

• Set up and maintain observability infrastructure, including metrics, logging, dashboards, and tracing.

• Mentor and guide other engineers, advocating for best practices and high standards.

🧪 Technology Stack:Golang, Redis, Docker, Kubernetes, SQL

📞 Interview stages:

• English check (15 minutes)

• internal technical interview (1-1,5 hour)

• client interview (1 hour)

• client interview – cultural fit (45 minutes)

💼 What we offer

• Model: B2B contract with Bonapolia - one contract, one monthly invoice

• Rate: negotiated per candidate seniority and client budget

• Payment: monthly invoice, paid on the same schedule the client pays us (usually 30 days)

• Contract written under your country's law

• We handle the client-side paperwork: MSA, NDA, invoicing

🏢 About Bonapolia

Bonapolia is a family-owned IT staff augmentation team based in Lisbon. We build engineering teams for product companies and IT consultancies across Europe and the US.

More at bonapolia.com


📩 Ready to Join?
We look forward to receiving your application and welcoming you to our team!