Senior Full Stack Engineer

nOps; United States; Hybrid; USD 150,000 - 190,000; Full time

Job summary

nOps, the leading automated FinOps platform, is seeking a senior full stack engineer to own infrastructure, APIs, and platform development end to end. You will build ingestion and authentication flows, work across the stack with a backend emphasis, and mentor junior engineers to raise engineering standards.

Join a fast-moving team scaling cloud cost optimization across AWS, Azure, and Google Cloud, with real ownership from day one and direct scale-up opportunities within the engineering

Qualifications

• 4+ years as a software engineer with senior-level experience at a larger company.
• Deep AWS infrastructure experience with architecture and IaC.
• Strong Python, JavaScript, and SQL skills.
• Experience taking projects from blank page to production with minimal guidance.
• Comfort working across the stack with a backend strength; proactive, self-directed.
• Active use of AI coding tools in day-to-day workflow (e.g., Cursor, Claude Code).

Responsibilities

• Owns delivery from architecture to production across backend, APIs, and frontend.
• Builds customer ingestion and authentication flows powering the platform.
• Mentor junior engineers and shape engineering practices as the team grows.
• Designs scalable AWS-based infrastructure and maintains system security and reliability.

Skills

AWS infrastructure

Python

JavaScript

SQL

AI coding tools

End-to-end delivery

Tools

Databricks

Vercel

WorkOS

Postgres

Job description

About nOps

nOps is the leading automated FinOps platform for cloud cost optimization, managing over $5B in annual cloud spend for companies from fast growing startups to global enterprises across AWS, Microsoft Azure, and Google Cloud. The team is looking for a senior full stack engineer to take ownership of infrastructure, APIs, and platform development end to end.

The Role

• Owns full project delivery from architecture through production, across backend infrastructure, APIs, lakehouse connections, and front end work.
• Builds the customer ingestion and authentication flows that power the nOps platform.
• Works hands on across the stack, with a strong backend and infrastructure focus.
• Mentors junior developers and helps shape engineering best practices as the team scales.

Responsibilities

Infrastructure and Architecture:

• Designs, builds, and maintains systems on AWS using infrastructure as code.
• Owns systems architecture decisions and ensures scalability, security, and reliability across the platform.
• Modernizes fragmented and legacy processes so the team can move faster.

Platform Development:

• Builds and ships new features end to end, from backend services and APIs to front end interfaces.
• Develops customer integrations and data ingestion flows that connect into Databricks and our lakehouse.
• Collaborates with product managers to scope, estimate, and deliver projects on tight timelines.

Engineering Excellence:

• Writes clean, well tested, maintainable code in Python, JavaScript, and SQL.
• Reviews code, provides feedback, and supports junior engineers as they grow.
• Uses AI coding tools like Cursor and Claude Code as a core part of the development workflow.

Requirements

• 4 plus years of experience as a software engineer, ideally with a senior title at a larger company.
• Deep AWS infrastructure experience is a must, including strong fluency in systems architecture and infrastructure as code.
• Strong proficiency in Python, JavaScript, and SQL.
• Experience taking projects from blank page to production with minimal hand holding.
• Demonstrated comfort working across the stack, with a particular strength on the backend.
• Active use of AI coding tools like Cursor or Claude Code in your day to day workflow.
• Self directed operator who thrives in a fast moving, build it yourself environment.

Nice to Have

• Experience with Databricks, Vercel, or WorkOS.
• Exposure to GCP or Azure in addition to AWS.
• Background in FinOps, cloud cost optimization, observability, or a related infrastructure or DevOps category.
• Experience mentoring junior developers or leading small project teams.
• Familiarity with Postgres or other relational databases.

Why nOps

• Senior level seat with real ownership over infrastructure and platform decisions from day one.
• Direct line to engineering leadership and executive backing to scale the platform as the company grows.
• Real impact on a fast growing FinOps platform powering enterprise cloud cost optimization across AWS, Microsoft Azure, and Google Cloud.