Senior Full-Stack Developer

About the Role

As a Senior Full-Stack Developer at Quasar, you will architect and ship production-grade web applications end to end. You will collaborate directly with clients and cross-functional teams to turn ambitious ideas into reliable, scalable products used by companies around the world.

What You’ll Do

• ✦Design, build, and maintain full-stack features using React, Node.js, and modern cloud services.
• ✦Own projects from technical planning through deployment and monitoring.
• ✦Write clean, well-tested, and maintainable code with a focus on performance and security.
• ✦Collaborate with designers, product managers, and clients to define requirements and scope.
• ✦Mentor junior developers and contribute to engineering best practices.

What We’re Looking For

• ✓5+ years of professional experience building web applications.
• ✓Deep expertise in JavaScript/TypeScript, React, and Node.js.
• ✓Experience with cloud platforms (AWS, GCP, or Azure) and CI/CD workflows.
• ✓Strong understanding of relational and non-relational databases.
• ✓Excellent written and spoken English.

Nice to Have

• ＋Experience with Next.js and serverless architectures.
• ＋Familiarity with containerization (Docker, Kubernetes).
• ＋Prior experience working directly with clients or in an agency setting.