Senior Backend Engineer

About Blitzy

Blitzy is a Cambridge, MA based AI software development platform on a mission to revolutionize the software development life cycle by autonomously building custom software to unlock the next industrial revolution. We’re transforming how enterprises build software, turning enterprise requirements into production-ready code with an agentic software development platform that can autonomously execute 80% of the quantum of software development work. We’re backed by multiple tier 1 investors, and have proven success as founders of previous start-ups.

Location: Pune, India (Onsite role)

About the role

We are looking for a Senior, Staff & Principal Software Engineers to join our team and take ownership of different parts of our stack. You will be working alongside our CTO on all aspects of current and future product development. You will work directly with the founding team and leverage your experience to inform decisions from product, technology, and strategy. You will help us build the foundation of this company: its culture, its processes, and its practices. There are a ton of interesting problems to solve, so come hungry. If your colleagues describe you as curious, driven, kind, and creative, you will be a culture fit.

What Success Look Like

• You write, review and ship code in production. Your employer or client’s success depends on the software you build.

• Use Generative AI tools on a daily basis to enhance the quality and efficacy of your software and non-software deliverables.

• You are a self-starter and enjoy working with minimal supervision.

• Evaluate and make technical architecture decisions with a long-term view, optimizing for speed, quality, and safety.

• Take pride in the product you create and the code that you write.

• Your team can rely on you to get them out of a sticky situation in production.

• You can work well on a team of sales executives, designers and engineers in an in-person environment.

• Be passionate about the enterprise software development lifecycle and feel strongly about improving it.

Areas of Ownership

Our hiring process is designed for you to demonstrate a generalist set of capabilities, with a specialization in Python backend development.
In addition, experience with some of the following:

Required:

• Python programming language (must-have)

• FastAPI and/or Django, including Django REST Framework, ORM, and middleware — production experience required

• CI/CD tooling — Jenkins, GitLab, or similar

• Familiarity with Kubernetes deployment and container logs in a production environment.

• PostgreSQL

• REST API design

• Cloud Platforms - Google Cloud, AWS, Azure or Vercel

• Git for source control

Nice to have:

• Microservices architecture built on async, Python-native service design (e.g., FastAPI microservices, async I/O patterns)

• Pydantic for data validation and serialization

• Additional languages — JavaScript, TypeScript, Go, or Node.js/Express.js, useful for full-stack collaboration but not required

Ways to stand out

• Familiarity with AI Platforms - OpenAI, Anthropic, HuggingFace, Vertex AI, Bedrock, or SageMaker

• Extensive experience with building enterprise-scale applications with >99% SLAs

• Extensive experience with GCP and Python frameworks

You’ll Get To...

• Work with cutting-edge AI technology and Fortune 500 enterprise clients

• Competitive compensation package including equity eligibility based on performance

• Collaborative, high-performance team environment

• Professional growth opportunities in a fast-scaling startup

• Chance to make significant impact on product direction through customer insights

• Culture that values innovation, technical excellence, and work-life balance

Our Culture

Who we are: Led by two pioneering co-founders we are one of the fastest growing companies in the U.S., creating our own category of enterprise autonomous software development. We automate thousands of hours of software development for our customers, which includes strong representation within the Fortune 500.

How we work:

We move Blitzy Fast: Time is both our company's and our clients' most precious asset. We move quickly and decisively to innovate internally and deliver exceptional software externally.

Championship Mindset: We operate like a professional sports team. We win as a team by holding ourselves and each other to high standards, collaborating in-person, and remaining focused on the mission.

Passion for Invention: We're pushing the frontier of what's possible, requiring constant innovation and iteration.

We Work for the Customer: We focus on delivering outsized value to the customers we work with and expanding those relationships into deep, meaningful partnerships.

We believe in being 'everyday athletes'—taking care of ourselves so we can bring our best minds to work. We promote great sleep, movement, and restorative activities for optimal mental performance. It makes for a happier and more productive team.

Blitzy is an equal opportunity employer committed to building a diverse and inclusive team. We believe different perspectives make us stronger.