Senior Full Stack Software Engineer
Seamless.AI
1h ago • Remote
Senior
Remote
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Quick Facts
Role: Senior Full Stack Software Engineer
Description
Own end-to-end feature development for an AI-powered sales and revenue platform, impacting user experiences across a customer-facing web application, a Chrome extension, and connected services. Build scalable, high-performing frontends and backend microservices that support large datasets and concurrent requests, with autonomy from concept through production. Collaborate closely with product managers in a lean remote team to ship quality code iteratively and improve post-launch outcomes.
Responsibilities
Own full stack projects from concept through production and post-launch improvement
Build responsive, performant user interfaces using React and modern JavaScript tooling
Design and implement microservices for large volumes of concurrent requests and data
Create JSON schemas and workflow support for processes involving hundreds of millions of records
Translate customer requirements into practical technical solutions
Ship finished code frequently via iterative development and MVP delivery
Drive end-to-end development from initial brief through post-launch analysis
Support and improve experiences across web applications, browser extensions, and mobile platforms
Requirements
5+ years building cloud-based web applications
5+ years frontend expertise including React, ES6/7 JavaScript, Webpack, HTML, and CSS
2+ years backend experience including Node.js, Express, Postgres, and AWS
Experience working with large datasets using S3, Athena, OpenSearch (or similar)
Strong SQL skills
Experience working with internal APIs and integrating third-party APIs
Experience with React Hooks and other modern React features
Ability to create clear documentation for new and existing features
Experience developing with AI-assisted tools such as Claude and Cursor
Authorized to work in the United States (no visa sponsorship included)
Benefits
Medical, dental, and vision insurance
Health Savings Account and Flexible Spending Account options
401(k) with company matching
Company-paid life insurance, accidental death and dismemberment, and short-term disability coverage
Voluntary supplemental insurance options
Employee Assistance Program
Annual wellness reimbursement
Paid time off, company holidays, and paid parental leave
Remote-first work environment
Employee discount and perks program
Professional development, ongoing learning, coaching, and career-growth opportunities
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