Backend-Focused Full Stack Engineer (Node.js, React)

About the role

Join Oxylabs' Data Team to design, develop, and maintain backend services and RESTful APIs while also contributing to front‑end features for client‑facing products on a global B2B data intelligence platform.

Key responsibilities

• Design, develop, and maintain backend services and RESTful APIs using Node.js and TypeScript.
• Build and optimise API endpoints for client‑facing products.
• Work with PostgreSQL and Prisma ORM for schema design, query optimisation and migrations.
• Develop and maintain integrations with third‑party services such as payment systems and email services.
• Develop and support front‑end features using React.js and Next.js.
• Leverage AI tools and contribute to AI‑powered product features.
• Collaborate with product managers and designers to plan and refine requirements.
• Monitor alerts, respond to incidents and ensure production stability.

Required profile

• 2+ years of professional full‑stack development experience.
• Proficiency in JavaScript and TypeScript.
• Strong problem‑solving attitude and eagerness to learn.
• Fluent in Lithuanian and English.

Required skills

• Node.js
• React.js
• Next.js
• TypeScript
• PostgreSQL
• Prisma ORM
• Kubernetes (nice to have)
• Docker (nice to have)
• Stripe, Sendgrid, SalesForce integrations (nice to have)
• Automated testing (unit, integration, E2E) (nice to have)
• Message queues / event‑driven architectures (nice to have)
• Observability tools (logging, tracing) (nice to have)
• Monorepos (nice to have)
• GitLab CI pipelines (nice to have)
• AI/LLM tools for development (nice to have)

What we offer

• Gross salary: €4,700‑€6,500 per month (negotiable based on experience).
• 40+ internal learning options, external conferences, mentorship.
• Private health insurance, psychotherapy, on‑site well‑being consultants, 24/7 gym access.
• Team events, overseas workation, quarterly team‑building budget.
• Hybrid work model (3 office days, 2 remote days) with flexible WFA options.