Go Engineer

Bonapolia; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Bonapolia is seeking a Senior Go Engineer to design and build scalable backend services in a fast-paced, distributed environment. You will own architectural decisions, performance, and production readiness while mentoring other engineers.

The role demands deep Go expertise, experience with microservices, SQL databases, and modern cloud infrastructure. The position is based in Europe with a start ASAP timeline and a contract model through Bonapolia.

Qualifications

• 5+ years of production backend engineering experience and complex product development.
• Strong Go expertise: concurrency, synchronization, context propagation, goroutine lifecycle management, and graceful shutdown.
• Experience with high-load distributed systems and microservice architecture.
• Strong SQL and data modelling: schema design, joins, indexes, query analysis, replication, partitioning, and sharding.
• Experience with PostgreSQL or MySQL and Redis caching strategies.
• Sync/async inter-service communication using gRPC and message brokers, including delivery guarantees and idempotency.
• Observability: metrics, logging, tracing, alerting, and Go profiling.
• Understanding of NFRs, SLA/SLO/SLI, Docker, Kubernetes, CI/CD, and cloud platforms.
• Maintainable, testable code; unit/integration testing; Git and code review workflows.
• Event-driven architecture experience with Kafka, NATS, or RabbitMQ.
• Infrastructure-as-code experience with Terraform or Pulumi.

Responsibilities

• Design, develop, and maintain scalable backend services and features.
• Drive technical research, architecture design, and implementation.
• Collaborate across teams, conduct reviews, and contribute to architectural discussions.
• Own service delivery, production monitoring, maintenance, and observability.
• Mentor engineers and participate in agile ceremonies.
• Familiarize with technology stack including Go, Microservices, PostgreSQL/MySQL, Redis, gRPC, Docker, Kubernetes, AWS, CI/CD.

Skills

Go

Distributed systems

SQL

Microservices

Cloud platforms

CI/CD

Tools

PostgreSQL

MySQL

Redis

gRPC

Docker

Kubernetes

AWS

Terraform

Pulumi

Git

Job description

Описание

We are looking for a Senior Go Engineer Language Proficiency: Upper-Intermediate Employment type: Full time Candidate Location: Poland, other EU countries, Kazakhstan, Serbia, Armenia, Georgia Working Time Zone: CET Start: ASAP Planned Work Duration: 3 months this year + 3 months next year Customer Description: A global mobility and urban services platform enabling users to book rides and other services while negotiating fares directly with service providers. Project Phase: ongoing

Задачи

• Design, develop, and maintain scalable backend services and features.
• Drive technical research, architecture design, and implementation.
• Collaborate across teams, conduct reviews, and contribute to architectural discussions.
• Own service delivery, production monitoring, maintenance, and observability.
• Mentor engineers and participate in agile ceremonies.
• Technology Stack: Go, Microservices, PostgreSQL/MySQL, Redis, gRPC, Docker, Kubernetes, AWS, CI/CD
• Interview stages: English check (15 minutes) internal technical interview (1-1,5 hour) client interview (1 hour) client interview – live coding client interview – cultural fit (45 minutes)

Требования

• Ability to explain project architecture and the business problems addressed in depth.
• Ability to independently clarify ambiguous requirements, define metrics, address concurrency and edge cases, and articulate technical trade-offs.
• 5+ years of production backend engineering experience and complex product development.
• Strong Go expertise: concurrency, synchronization, context propagation, goroutine lifecycle management, and graceful shutdown.
• Experience with high-load distributed systems and microservice architecture.
• Strong SQL and data modelling: schema design, joins, indexes, query analysis, replication, partitioning, and sharding.
• Experience with MySQL or PostgreSQL and Redis caching strategies.
• Sync/async inter-service communication using gRPC and message brokers, including delivery guarantees and idempotency.
• Observability: metrics, logging, tracing, alerting, and Go profiling.
• Understanding of NFRs, SLA/SLO/SLI, Docker, Kubernetes, CI/CD, and cloud platforms.
• Maintainable, testable code; unit/integration testing; Git and code review workflows.
• Event-driven architecture experience with Kafka, NATS, or RabbitMQ.
• Infrastructure-as-code experience with Terraform or Pulumi.
• Performance profiling and optimisation of Go services.
• Familiarity with Figma, cross-platform collaboration, and AI-assisted development tools.

Условия

• 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
• 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