Senior Backend Engineer (Go) Engineering E-Commerce Vilnius Vilnius Full Time We’re a team of 500+ professionals who develop cutting-edge proxy and web data scraping solutions for thousands of the world’s best known businesses, including Fortune 500 companies. What’s in store for you: You’ll be solving complex challenges and maintaining our own infrastructure with 60PB+ monthly data traffic. Here are its scale and maturity in numbers: - 6PB+ Ceph storage - 60PB+ monthly data traffic through our systems - 300k+ service requests/sec processed - 500k+ Kafka messages/sec streamed The team waiting for you: They're building the next generation of web scraping platform - new high-scale product endpoints, designed Go-first. We're looking for a strong backend engineer who wants to grow into Go, treats AI tools as a core part of how they build, and likes owning real problems at scale The team waiting for you: They're building the next generation of web scraping platform - new high-scale product endpoints, designed Go-first. We're looking for a strong backend engineer who wants to grow into Go, treats AI tools as a core part of how they build, and likes owning real problems at scale Up for the challenge? Let’s talk! In this role, you’ll:

Design and build new backend services and product endpoints, Go-first

Work across our current Node.js/TypeScript core while new components grow in Go

Write clear, tested, documented code that delivers real business value

Partner with engineers to shape architecture and review each other's work

Your skills & experience:

5+ years of backend development experience (any language).

Some hands-on Go, or a genuine drive to build in it.

Strong grasp of distributed systems and building for scale.

You use AI coding tools (Claude, Copilot, Cursor, Codex or similar) as part of your daily workflow - and you're curious about where AI fits into production systems, not just your editor.

Proactive, ownership-driven mindset and solid English and Lithuanian language knowledge.

Nice to have:

Familiarity with React/JS to understand how backend logic is visualized.

Skilled in using Docker and Kubernetes for deployment and orchestration.

Experience leading R&D initiatives and/or introducing new technologies/AI tools.

Salary & Benefits:

Gross salary: from 5800 EUR/month. Keep in mind that we are open to discussing a different salary based on your skills and experience.

Growth & Learning: 40+ internal learning options, external conferences, mentorship, and year-round knowledge-sharing.

Health & Well-being: Private health insurance, psychotherapy, on-site well-being consultants, 24/7 gym access, and a wellness app.

Celebration & Community: Team events, an overseas workation, quarterly team-building budgets, and plenty of ways to mark milestones together.

Plus bonus vacation days, paid life-moment days off, barista coffee, and all the tools you need. See the full list of benefits here: https://career.oxylabs.io/blog/our-work-benefits/.

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