Senior Golang Engineer

2 weeks ago

Iasi, Iaşi, Romania Roslin Full time €80,000 - €120,000 per year

Roslin – Building the Future of Transportation Technology

At Roslin, we develop cutting-edge management software for the transportation industry, powering everything from real-time fleet tracking to complete operational integration for the US market.

We are looking for a Golang Engineer (Go Developer; BackEnd Developer (Go); Golang Developer; Backend Engineer) to design and optimize high-performance systems that keep global mobility moving.

As a key member of our engineering team, you'll own the delivery of scalable, production-grade services that operate under heavy load and demand absolute reliability. You'll drive architectural decisions, implement robust integrations with messaging and streaming platforms, and ensure that every API we ship is secure, efficient, and built for scale. Collaborating closely with product owners, front-end developers, and DevOps, you'll have the freedom to influence how features are shaped and the responsibility to see them through from concept to deployment. This is a role for someone who thrives on solving complex technical challenges, optimizing for performance at scale, and delivering software that directly impacts hundreds of thousands of users in real time.

What We're Looking For


Technical Skills

  • 4+ years of commercial Golang development experience in production systems
  • Strong expertise in Kubernetes, Docker, and CI/CD pipelines
  • Proficiency with gRPC and Kafka for high-performance service communication and event streaming
  • Advanced database knowledge (PostgreSQL or Google Spanner) including schema design, indexing, and query optimization
  • Experience with profiling and benchmarking Go applications (pprof or similar)
  • Ability to design and implement complex automated processes such as cron jobs with dependencies, retries, and monitoring
  • Skilled in writing clear API documentation and technical specifications


Relevant Experience

  • Designing and operating high-load, distributed architectures in production environments
  • Delivering scalable microservices from concept to deployment
  • Working in cross-functional teams to deliver mission-critical features
  • Troubleshooting and optimizing systems in real-time, high-traffic environments


Soft Skills

  • Fluent English (written and spoken)
  • Strong analytical and problem-solving mindset
  • Collaborative, proactive, and detail-oriented approach
  • Self-driven with a commitment to quality and continuous improvement

What We Offer

Competitive compensation tailored to your skills and the impact you make.

Employment based on a B2B contract.

Work model: Hybrid from Iasi

Work at your best - select from 9–6, 10–7, or 11–8 and keep your work-life balance in check.

Brand-new office

Fully in-house engineering team - no outsourcing or outstaffing.

Opportunity to work on high-impact, mission-critical projects for the US market from day one.

Company-paid access to Claude Opus 4.1 and Codex GPT-5 for advanced AI-assisted development.

Be part of a team that's reshaping how transportation technology works - from concept to scale. At Roslin, your code won't just run, it will move industries forward

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