Senior Backend Engineer — Fastify/Mongo, AI‑Driven Platform

Realwork; Austin (TX); Hybrid; USD 140,000 - 190,000; Full time

Benefits offered by this job

Bonus & equity

Health benefits

Team events

Hybrid/Remote Flexibility

Flexible PTO

401(k)

Job summary

RealWork, based in Austin, Texas, is seeking a Senior Backend Software Engineer to join our growing engineering team. You’ll own the full SDLC on a per-project basis, focus on a Fastify + Mongo backend, design REST/RPC APIs, and uphold high quality with TDD and SOLID principles.

You’ll collaborate with stakeholders to refine scope, work with engineers on product development and data architecture, and contribute to a trimmed, fast-moving platform that serves home service businesses with a MERN

Qualifications

• Familiar with defining and refining product requirements from stakeholders.
• Translate UX specs into technical requirements and scopes, lead teams.
• Fluency in AWS and cloud concepts required.
• Strong coding experience demonstrated.
• Ability to teach SOLID and DRY, knowing when to break them.
• Work in a TDD environment.
• Have a library of goto refactoring strategies (Martin Fowler).
• Explain pros/cons of synchronous vs asynchronous systems.
• Experience data modeling, optimizing queries and indexes, and building REST/RPC APIs.
• Professional experience with TypeScript, NodeJS and MongoDB.
• CI/CD with Terraform is preferred.
• Frontend experience with React/Preact is preferred.
• Startup experience is preferred.
• Bachelor's degree in Computer Science preferred.

Responsibilities

• Help define and refine product requirements with cross-functional stakeholders.
• Convert requirements into technical scopes and lead a dev team to execute.
• Collaborate on architecture and data modeling for scalable systems.
• Lead development with a focus on REST/RPC APIs and timelines.
• Advise on AWS and cloud computing decisions for projects.
• Apply TDD and refactoring best practices in code reviews.
• Balance feature delivery with code quality and maintainability.

Skills

Backend dev

REST APIs

AWS

TDD

SOLID/DRY

Data modeling

Cloud concepts

Stakeholder comms

Education

Bachelor's degree preferred

Tools

Node.js

TypeScript

MongoDB

React/Preact

Job description

RealWork, based in Austin, Texas, is seeking a Senior Backend Software Engineer to join our growing engineering team. You’ll own the full SDLC on a per-project basis, focus on a Fastify + Mongo backend, design REST/RPC APIs, and uphold high quality with TDD and SOLID principles.

You’ll collaborate with stakeholders to refine scope, work with engineers on product development and data architecture, and contribute to a trimmed, fast-moving platform that serves home service businesses with a MERN