Backend Engineer
: Job Details :


Backend Engineer

Lightning AI

Job Location : New York,NY, USA

Posted on : 2025-08-05T01:15:14Z

Job Description :
Join us to apply for the Backend Engineer role at Lightning AI

Lightning AI is reimagining how AI is built. After creating PyTorch Lightning in 2019, we launched Lightning AI to transform AI product development for both academic and commercial applications.

Who We Are

Our mission is to simplify AI development, making it accessible to all—from solo researchers to large enterprises. We aim to remove complexity in building and deploying AI tools, empowering innovators to focus on solving real-world problems. Our platform scales with the latest AI advancements while remaining intuitive and adaptable. We have offices in New York City, San Francisco, and London, supported by investors like Coatue, Index Ventures, Bain Capital Ventures, and Firstminute.

Our Values

  • Move Fast: Act with speed and precision, breaking down challenges into achievable steps.
  • Focus: Complete one goal at a time with care, collaborating effectively.
  • Balance: Maintain a healthy work-life balance to sustain performance.
  • Craftsmanship: Strive for excellence and attention to detail in our work.
  • Minimal: Drive innovation through simplicity, eliminating unnecessary complexity.

What We're Looking For

We seek a Backend Engineer to develop and scale the Lightning AI platform, including frontend, CLI, API, billing, security, and integrations. You will own key features end-to-end, collaborating with a talented team of engineers, product managers, and designers, from proof of concept to release, emphasizing speed, quality, and iteration. This role offers an exciting opportunity to impact the machine-learning ecosystem.

You will join the Red Squad and report to the Director of Engineering. The position is hybrid, based in New York City, requiring in-office presence 2 days per week. The salary range is $120,000 - $250,000.

What You'll Do
  • Write readable, testable, and efficient code in Go (Golang).
  • Master our technology stack to develop new features, improve system stability, and enhance performance.
  • Collaborate with engineering and product leaders on developing Lightning's products and setting technical direction for large projects.
  • Evaluate, document, and improve technical architecture, tools, and processes.
  • Champion software quality, automation, continuous delivery, and reduce technical debt.
  • Mentor engineers in system design, operating under high uncertainty, fostering growth and inclusivity.
What You'll Need
  • Extensive experience in Go, emphasizing best practices in testing, readability, and optimization.
  • Broad knowledge of backend and frontend systems, API development, CLI tools, billing, and security protocols; frontend experience is a plus.
  • Experience with cloud platforms (AWS, GCP, Azure), containerization (Docker, Kubernetes), and designing scalable, reliable systems.
  • Proven ownership of key features and end-to-end development skills.
  • Commitment to quality, automation, and managing technical debt for faster deployment.
  • Experience as a backend or product engineer in a SaaS environment.
  • Strong communication and collaboration skills in cross-functional teams.
  • Ability to operate effectively in dynamic, uncertain environments.
Benefits and Perks

We offer competitive salaries, stock options, and benefits globally through Velocity Global. US benefits include:

  • Medical, dental, and vision insurance
  • Life and AD&D insurance
  • Flexible paid time off and winter break
  • Paid family leave
  • $500 monthly meal reimbursement
  • $500 home office stipend
  • $1,000 annual learning stipend
  • Citibike membership (NYC)
  • Gym membership ($45/month)
  • Additional health and mental health services

We are committed to diversity and inclusion, providing equal opportunities regardless of race, gender, age, disability, or other protected characteristics. We foster a culture where everyone can thrive and contribute.

Additional Details
  • Seniority level: Mid-Senior level
  • Employment type: Full-time
  • Job function: Engineering and IT
  • Industry: Software Development
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