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Principal Back-end Software Engineer

Manhattan, NY
As a Principal Software Engineer, you will join our core team and lead the development of our innovative, new application. This is a rare opportunity to be part of a rapidly growing machine learning startup and make a significant impact in a pivotal role. You'll collaborate with a talented team of data scientists, engineers, business experts, and visionary thinkers. Join us on our mission to empower better decision-making through intuitive and predictive software.

You Will
  • Collaborate closely with product management and cross-functional teams to understand requirements and translate them into scalable and performant software solutions.
  • Drive architecture and design of the application stack, making strategic decisions to drive innovation and maintain flexibility for future growth.
  • Design and implement clean, extensible, and scalable solutions, leveraging modern server-side frameworks and adhering to best practices.
  • Collaborate with fellow engineers to establish and maintain development standards, code quality, and efficient workflows.
  • Provide technical guidance and mentorship to junior members of the team, fostering a culture of continuous learning and growth.
  • Stay up-to-date with industry trends and emerging technologies, identifying opportunities to improve our application and development processes.
  • Play an active role in code reviews, ensuring adherence to coding standards and best practices.
  • Troubleshoot and resolve complex technical issues, ensuring the smooth functioning of the application.
You Have
  • A proven track record of success in leading the development of applications from inception to production, specifically with high-quality SaaS products.
  • Strong expertise in designing scalable, extensible, and performant solutions.
  • Proficiency in system architecture and data modeling, with a focus on optimizing data flow and storage.
  • Strong problem-solving and troubleshooting skills, with the ability to think critically and propose innovative solutions.
  • Excellent communication and collaboration skills, with the ability to work effectively in cross-functional teams.
  • A passion for staying up-to-date with the latest industry trends and technologies.
  • Leadership abilities, with experience mentoring and guiding junior engineers.
  • 7+ years of successful experience as a backend developer in a fast-paced startup environment.
  • Experience in incremental feature development, scalability improvements, and performance enhancements.

Deep technical expertise in:
  • Backend development using JavaScript/TypeScript.
  • Designing clean and scalable APIs (GraphQL/REST/tRPC) with frameworks like Express.js or NestJS.
  • Familiarity with async workers and distributed systems.
  • System architecture and data model design, including optimizing data flow from the database to the user's browser.
  • Optimizing data models and access patterns using databases like PostgreSQL, and search services such as ElasticSearch, OpenSearch or Redis Search.
  • Cloud-based deployment and operation, leveraging services like RDS or Aurora, ECS Fargate, and other AWS ecosystem components.
  • Infrastructure automation and CI/CD practices, maximizing the potential of cloud-based infrastructure in the development lifecycle (e.g., GitHub Actions, Pulumi, Terraform).

What We Offer

Fun, friendly, respectful, collaborative, diverse, driven, mission-oriented – We're a group of driven people who want to make a difference in the world by building game-changing software. We care deeply about people, planet and product. Concretely, we offer:
  • Remote First: We’re a remote first team across Europe and East Coast North America. For our colleagues in New York, you can come into our office in SoHo as often as you like.
  • Our summits: We bring the whole global team together every quarter for our Our summits. Previous locations: Barcelona, Madrid, Los Angeles, Warsaw, Boston, New York.
  • Equity: We offer generous equity compensation for all our early employees.
  • Generous health, vision, and dental coverage to our employees.
  • Generous PTO to take all the time you need, whenever you need it.
We offer competitive base pay with the NYC salary range of $150,000 - $220,000, and a similarly competitive range in other locations, commensurate with experience, generous early-stage equity package, and benefits including medical/dental/vision.


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