We are looking for a Senior Go Developer:

🗣 Language Proficiency: Intermediate

🧾 Employment type: Full time

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

🕐 Working Time Zone: CET

🚀 Start: ASAP

🧭 Planned Work Duration: Preliminary 3 months with potential for extension

👥 Customer Description:

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

🧩 Project Description:

A data-collection platform spanning a worker application, back office, and backend services.

⚙️ Project Phase:

Ongoing

🤝 Soft Skills:

• Strong interest in emerging technologies and continuous professional development.

• Collaborative mindset and ability to work effectively within a team.

💡 Hard Skills / Must Have:

• 5+ years of commercial backend engineering experience in high-load environments.

• Advanced Go expertise.

• Strong SQL skills: schema design, replication, partitioning, sharding, and query optimisation.

• In-depth Redis knowledge and efficient use in high-load systems.

• Docker, CI/CD, Kubernetes or equivalents, and cloud infrastructure such as AWS.

• Synchronous and asynchronous inter-service communication patterns.

• Microservice architecture, client-server interaction design, and observability: metrics, logging, dashboards, and tracing.

✨ Hard Skills / Nice to Have (Optional):

• Experience with LLM-based quality checks and event-driven architectures.

📌 Responsibilities:

• Develop backend services for orders, multi-country campaigns, task templates, and pull-based task queues.

• Build submission workflows for media uploads, metadata, versioned storage, and audit trails.

• Implement automated quality control, duplicate detection, consensus workflows, and review flows.

• Develop payment, consent, data retention, and record-erasure functionality.

• Build dataset export capabilities and integrations with consumer applications, CRM, payout, and LLM providers.

🧪 Technology Stack: Go, SQL, AWS

📞 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!