Senior Backend Engineer - AI / LLM Code

Who Are We?

Postman is the world’s leading API platform, used by more than 35 million developers and 500,000 organizations, including 98% of the Fortune 500.

Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and streamlining collaboration—enabling users to create better APIs, faster.

The company is headquartered in San Francisco and has an office in Bangalore, where it was founded.

Postman is privately held, with funding from Battery Ventures, BOND, Coatue, CRV, Insight Partners, and Nexus Venture Partners.

Learn more at postman.com or connect with Postman on X via @getpostman.

P.S: We highly recommend reading The "API-First World" graphic novel to understand the bigger picture and our vision at Postman.

About The Role

We are incubating a groundbreaking product at Postman that leverages advancements in artificial intelligence to accelerate software development, aligning with our API-First-World (https://api-first-world.com/) vision.

Our early-stage goal is to develop technology and product offerings that simplify coding complexities by generating fully functional service code from API definitions, business definitions, and example request-response inputs.

This initiative will push the boundaries of code generation while redefining user experience paradigms for the AI-driven future.

As an early team member, you will play a pivotal role in shaping the product’s vision and direction.

You will engage deeply with users, drive successful adoption, and influence the team's growth and evolution.

You will find great joy in working if you are:

• Passionate: We love to build developer tools.

We're looking for people who can amplify that excitement and bring fresh, innovative ideas to the table and relate to the cause of empowering others.

• Maker and Builder: Open source contributions, personal projects, previous startups — we want to work with people who have demonstrated initiative and tried to build things before.

• Mission oriented: This work involves tackling tough, ambiguous challenges.

We need people who value being resourceful, creative, and adaptive.

What You’ll Do

• Apply and improve on cutting-edge AI models for code generation from API designs and specifications.

• Implement and optimize AI-powered code generation pipelines and tooling.

• Work collaboratively in a small, fast-paced team with rapid iteration cycles.

• Research and integrate state-of-the-art techniques for program synthesis and code automation.

• Actively participate in product discovery and iterative design cycles.

About You

• 5+ years of experience in AI and machine learning technologies, especially LLMs and code generation models.

• Proficiency in JavaScript/TypeScript, Node.js, and Python.

• Solid understanding of APIs, RESTful architecture, and API design principles.

• Familiarity with modern backend frameworks, databases, and scalable service architectures.

• Experience working with data vectorization, embedding technologies, and agentic systems.

• Hands-on experience with cloud platforms and CI/CD pipelines.

• Deep product sensibility with a focus on impact and user experience.

• Familiarity with tools and approaches used in building products like Devin and Cursor AI is a plus

The reasonably estimated base salary for this role ranges from $180,000 to $240,000, plus a competitive equity package.

Actual compensation is based on the candidate's skills, qualifications, and experience.

What We Value

• Self-starters who take ownership and thrive in ambiguous environments.

• Craftsmanship with an understanding of balancing quick iteration with code longevity in 0-1 products.

• Passion for building tools that empower developers.

• Strong collaboration skills and a growth mindset.

• Experience working on greenfield projects and enthusiasm for exploring new technologies.

Why Join Us?

• Be part of a pioneering technology built from the ground up.

• Work with leaders and research partners who have successfully built popular parts of Postman for over a decade.

• Thrive in a fast-paced, innovation-driven environment.

• Join a company that’s defining the future of API development.

What Else?

In addition to Postman's pay-on-performance philosophy, and a flexible schedule working with a fun, collaborative team, Postman offers a comprehensive set of benefits, including full medical coverage, flexible PTO, wellness reimbursement, and a monthly lunch stipend.

Along with that, our wellness programs will help you stay in the best of your physical and mental health.

If you have little ones in your family, the creche allowance can help in supporting your work-life balance.

Our frequent and fascinating team-building events will keep you connected, while our donation-matching program can support the causes you care about.

We’re building a long-term company with an inclusive culture where everyone can be the best version of themselves.

At Postman, we embrace a hybrid work model.

For all roles based out of San Francisco Bay Area, Boston, Bangalore, Noida, Hyderabad, and New York, employees are expected to come into the office 3-days a week.

We were thoughtful in our approach which is based on balancing flexibility and collaboration and grounded in feedback from our workforce, leadership team, and peers.

The benefits of our hybrid office model will be shared knowledge, brainstorming sessions, communication, and building trust in-person that cannot be replicated via zoom.

Our Values

At Postman, we create with the same curiosity that we see in our users.

We value transparency and honest communication about not only successes, but also failures.

In our work, we focus on specific goals that add up to a larger vision.

Our inclusive work culture ensures that everyone is valued equally as important pieces of our final product.

We are dedicated to delivering the best products we can.

Equal opportunity

Postman is an Equal Employment Opportunity and Affirmative Action Employer.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, or disability status.

Headhunters and recruitment agencies may not submit resumes/CVs through this website or directly to managers.

Postman does not accept unsolicited headhunter and agency resumes.

Postman will not pay fees to any third-party agency or company that does not have a signed agreement with Postman.