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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Backend Engineer - **Company:** FULLSTEAM INC. - **Location:** United States (Remote available) - **Experience:** Expert - **Salary:** $96,208.0 - $146,193.0 - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Amazon Web Services, Automation of Tests, Unit Testing, Software as a Service, Software Quality, Code Review, Data Integrity, Amazon DynamoDB, Node.Js, Standard Sql, Amazon Simple Notification Service (SNS), Software Deployment, Backend, Build Management, Front End Software Development, Asynchronous Programming, Restful APIs, Amazon Simple Queue Service (SQS), Es2015 - **Published:** July 15, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=37ae748c99a0d78d ## About the Role We are looking for a Senior Backend Engineer who is passionate about building high-quality, scalable APIs. You are results-driven, detail-oriented, and thrive on collaboration with a team that values openness and pushing the bar. You will work closely with product, frontend, and QA teams to design and maintain backend systems for our SaaS platform and global partners. Our tech stack is Node.js on AWS, with Aurora, DynamoDB, SQS, and SNS, and we deploy code fast; over 10,000 times per year., * Strong sense of ownership for code reliability, performance, and quality in a product environment * Excellent verbal and written communication skills, with the ability to collaborate effectively across engineering, product, and QA teams * Customer and partner focused mindset, recognizing that APIs are a critical part of the product experience * Curiosity and a commitment to continuous learning and improvement. * A deep empathy for the user and a desire to learn about how they use Commerce7 * Experience with ecommerce or point of sale platforms in a bonus, * Demonstrated ability to work independently, manage priorities, and deliver backend features on schedule * Proficiency with JavaScript (ES6+) and asynchronous programming patterns. * Proficiency with NodeJS, including frameworks such as Express and Fastify. * Experience designing, building, and maintaining REST APIs in a production environment. * Experience working with AWS cloud services, including Aurora, Dynamo DB, and Lambda. * Experience with testing frameworks, including automated integration and unit testing. * Able to write direct performant SQL code if required. ## Description * Design and build data-intensive, scalable REST APIs that power core SaaS features for frontend applications and external partners. * Collaborate with others on the Development team. Work closely with Frontend Engineers to ensure smooth feature delivery and minimal rework. Partner with QA to ensure features are production-ready. * Collaborate with Product to translate product requirements into clear technical implementation plans, identifying the "how" before we ever hit "npm start." * Write and maintain automated tests to ensure reliability and support ongoing feature development * Participate in code reviews, setting a high bar for code quality, performance, and maintainability. * Contribute to technical documentation for APIs, data models, and backend workflows to support cross-team collaboration. * Ensure backend code and architecture follow modern best practices, security standards, and internal conventions. * Improve, extend, and version existing APIs, ensuring backward compatibility. * Define or refactor data models according to evolving needs of the application. * Identify and address performance, scalability, and data integrity issues in existing backend systems. * Work with strategic agencies and partners to guide them on using our APIs for their customers and brands. * Grow a culture of customer centric UI, consistency, and quality ## Related Videos - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [Stop using Node.js like in 2020! What changed and what you can do today with Node.js](https://www.wearedevelopers.com/videos/100011-stop-using-node-js-like-in-2020-what-changed-and-what-you-can-do-today-with-node-js) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Build and Deploy a Fullstack App with Open Source Tooling](https://www.wearedevelopers.com/videos/775-build-and-deploy-a-fullstack-app-with-open-source-tooling) - [Stop Using Node.js Like It’s 2020! - Alfonso Graziano](https://www.wearedevelopers.com/videos/1863-stop-using-node-js-like-it-s-2020-alfonso-graziano) - [Nest.js - TypeScript in the backend can also be clean](https://www.wearedevelopers.com/videos/1033-nest-js-typescript-in-the-backend-can-also-be-clean) ## Related Articles - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [Find a Developer Job: 12 Best Job Sites For Developers](https://www.wearedevelopers.com/magazine/165-find-a-developer-job-12-best-job-sites-for-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [What’s the Difference Between Frontend and Backend Development?](https://www.wearedevelopers.com/magazine/240-what-s-the-difference-between-frontend-and-backend-development) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers)