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Fullstack Python/React Engineer

Python
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What We’re Working On

At Lumenalta, we partner with global enterprises to build and scale high-impact digital products. Our engineering teams work on complex, production-grade systems that power real-world experiences for millions of users.

What You’ll Do

  • Build and maintain scalable, user-facing applications using ReactJS, GraphQL, and Python
  • Design, implement, and optimize back-end services using AWS Lambda, DynamoDB, and ECS
  • Collaborate closely with product managers, designers, and other engineers to deliver high-quality features from concept to production
  • Own features end-to-end—UI, API, business logic, and infrastructure
  • Write clean, testable code and contribute to automated testing across the stack (unit, integration, end-to-end)
  • Monitor and improve performance, reliability, and cost-efficiency of production systems
  • Participate in code reviews, architecture discussions, and sprint planning

What We’re Looking For

  • 7+ years experience in Python and React
  • Strong Frontend skills: ReactJS / Apollo GraphQL Client or similar
  • Strong Backend skills: Python, GraphQL, AWS DynamoDB, AWS Lambda & ECS
  • Experience monitoring, operating and optimizing web-scale production infrastructure
  • Expertise in software design patterns, algorithms, and data structures
  • Applied experience with automated testing from unit to end-to-end tests
  • Ability to work efficiently in teams and independently
  • Strong verbal and written communication skills

Ongoing recruitment – no set deadline.

Traits of a Lumen

Radically Engaged

Strong performers, constant communication, quality work. We deliver impact.

Bright mindset

Ambitious, energized, kind. We tackle with optimism.

Lead the way

Professional, adaptable, thoughtful. We set the standard.

Lightspeed

Agile, collaborative, action-first. We move fast to deliver the best.

Join the bright side

Hiring Process

Learn more about how we interview and select candidates.

Career Opportunities

Find a role that best matches your skill set and career goals.