websights

Senior Full Stack Developer

What you’ll do:

As a Senior Full Stack Developer, you’ll be a key contributor to our core product architecture, owning features end-to-end across both frontend and backend. You’ll work closely with product managers, designers, and fellow engineers to deliver scalable, secure, and intuitive experiences for our customers.

Your responsibilities will include:

  • Designing and developing full-stack features in a modern SaaS environment
  • Taking ownership of complex problems — from technical design to implementation and delivery
  • Building secure and performant APIs, services, and data pipelines
  • Collaborating cross-functionally with product, security, and design teams
  • Improving developer productivity and maintaining high engineering standards
  • Participating in code reviews and mentoring junior developers

Tech stack:

  • Frontend: React, TypeScript
  • Backend: Node.js (TypeScript), Python (for data pipelines), RESTful APIs
  • Data : Spark, ClickHouse, PostgreSQL, Redis
  • Infra: Kubernetes, Docker, AWS
  • Tooling: GitHub, CI/CD pipelines, OpenTelemetry, Datadog, etc.

What we’re looking for

  • 5+ years of hands-on experience as a Full Stack / Backend / Frontend developer in production-grade environments
  • Proficiency with JavaScript/TypeScript, modern frontend frameworks (React), and backend systems (Node.js, Python)
  • Solid understanding of system design, distributed systems, and cloud infrastructure (preferably AWS)
  • Experience working in a startup company — a strong plus
  • Team player with a “get things done” attitude, comfortable in a fast-paced startup culture
  • Experience with performance tuning, observability, and secure coding practices

Bonus points

  • Background in security, identity, or SaaS governance
  • Experience with OAuth, SAML, or related protocols

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