Senior Backend Engineer- Fintech Startup

VeloceHR; United States; Remote; USD 140,000 - 190,000; Full time

Job summary

VeloceHR is seeking a Senior Backend Engineer to own core systems end-to-end, from design through deployment and scaling. You will build scalable, high-performance APIs and services powering fintech products for millions of users.

The role requires 5+ years of backend experience, strong Node.js and AWS skills, and proficiency in TypeScript. Startup experience and a track record of reliable systems at scale are highly valued.

Qualifications

• Bachelor's degree in Computer Science is required.
• 5+ years of professional software engineering with backend focus.
• Experience building and scaling production systems with Node.js and AWS.
• Proficiency in TypeScript.
• Startup/early-stage experience is a strong plus.
• Track record of delivering reliable, performant systems at scale.
• Comfort with ambiguity and strong technical decision making.
• Interest in AI-assisted development while maintaining code quality.
• Strong communication and high ownership mindset.
• FinTech experience is a plus.

Responsibilities

• Own backend systems end-to-end: design, deployment and scaling.
• Build performant, reliable APIs and services powering financial products.
• Design and implement scalable architectures on AWS using Node.js (TypeScript).
• Make pragmatic tradeoffs between speed, reliability, scalability, maintainability.
• Ship production code frequently while maintaining high quality.
• Help set technical patterns and best practices for a growing engineering team.
• Partner closely with product engineers and stakeholders.

Skills

Node.js

AWS

TypeScript

API design

Backend

Education

Bachelor's degree in Computer Science

Tools

Node.js

AWS

TypeScript

Job description

About The Company

Our client is an early-stage, profitable fintech on a mission to expand access to credit for people historically excluded from the traditional financial system. Its products already serve hundreds of thousands of users across the US.

About The Company

Our client is an early-stage, profitable fintech on a mission to expand access to credit for people historically excluded from the traditional financial system. Its products already serve hundreds of thousands of users across the US.

The company is cash-flow positive, capital-efficient and backed by top-tier VCs and leaders from well-known fintech companies. It has no plans to raise again, so it can focus on building for the long term. The team is small (~20 people), fully remote, and high-performing, with very low politics and few layers.

The role

As a Senior Backend Engineer, you’ll own critical systems end-to-end, from design through deployment and scaling. You’ll build the infrastructure behind products that help millions of people build their financial future. This role is for engineers who care deeply about performance, reliability and scalability, and who want real ownership.

What You’ll Do

• Own backend systems and infrastructure end-to-end: design, deployment and scaling
• Build performant, reliable APIs and services that power financial products
• Design and implement scalable architectures on AWS using Node.js (TypeScript)
• Make pragmatic tradeoffs between speed, reliability, scalability and maintainability
• Ship production code frequently while keeping quality high
• Help set technical patterns and best practices for a growing engineering team
• Partner closely with product engineers and other stakeholders

What We’re Looking For

• Bachelor’s degree in Computer Science (required)
• 5+ years of professional software engineering experience, with a strong backend focus
• Experience building and scaling production systems with Node.js and AWS
• Proficiency in TypeScript
• Startup experience (required); early-stage experience is a strong plus
• A track record of delivering reliable, performant systems at scale
• Comfort with ambiguity and making technical decisions with incomplete information
• Enthusiasm for AI-assisted development to multiply your output, while still caring about code quality
• Strong communication skills and a high-ownership, low-ego mindset
• FinTech experience is a plus

Interview process

Coding session take-home assignment architecture session + hiring manager final interviews with the founders and the product team.

Skills: aws,react,node