Software Engineer - Full Stack; Senior
Listed on 2026-10-14
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Software Development
Full Stack Developer, Backend Developer, Front End Developer, Software Engineer
We are looking for a Senior Full Stack Engineer who excels in front-end development and has practical knowledge of backend systems. As a Senior full stack web developer, you'd be responsible for ensuring that our applications are usable, well-engineered, performant, and thoughtfully written. At Infinitus, we encourage all engineers to take ownership over technical and product decisions, closely interact with users to collect feedback, and contribute to a thoughtful, dynamic team culture.
AtInfinitus, you will:
- Develop real-time, dynamic web front-ends for our conversational AI applications, employing the latest in ReactJS, Type Script, Material UI, GraphQL, and Web Sockets.
- Lead UX/UI design initiatives, from conceptual workflows to high-fidelity product designs, ensuring our solutions are aligned with user needs.
- Analyze user behavior to optimize UX flows (we’re very focused on user efficiency with our frontend)
- Collaborate on backend development, enhancing APIs and database schemas in partnership with backend engineers to build sophisticated business logic.
- Serve as a mentor to junior engineers, guiding their development and fostering a culture of technical excellence and collaborative growth.
- Has 2+ years of ReactJS, and 5+ years of JavaScript experience.
- Has 1+ years of GraphQL Experience.
- Has 7 to 10+ years of experience - including experience as a TL, or project managing multiple contributors to deliver new features.
- Has familiarity with our backend stack, which includes Golang, Firestore, PostgreSQL, Big Query, Pub/Sub, and other GCP services, with consideration for candidates who have experience with similar or equivalent technologies.
- Has a bachelor's degree in Computer Science, Engineering or related field, or equivalent training, fellowship, or work experience.
- Knowledge of Google Cloud platform.
- Experience at an early-stage startup.
- Experience testing web applications with frameworks such as Cypress.
- Skilled in optimizing React frontends for enhanced performance and user experience.
- Competitive salary and pre-IPO stock options
- 100% company-paid medical, dental and vision insurance (for employee)
- Flexible paid time off
- Leave programs for life events
- 401(k)
- Happy hours and team-building events
- A great company culture with a strong emphasis on diversity, equity and inclusion
Infinitus Systems, Inc. is an early stage startup building a voice automation platform to enable businesses to communicate with each other efficiently. Infinitus has raised $51.4M to date and is backed by Kleiner Perkins, Coatue Management and Google Ventures. Healthcare is one of the biggest contributors to the US GDP and we are on a mission to reduce the complexity and spend on healthcare backoffices.
At Infinitus, you will have a unique perspective on the development of cutting edge technology while working with major players across the healthcare industry in the US.
Infinitus is made up of engineers, product managers, AI trainers, and operations specialists who collaborate on all kinds of projects. We not only encourage each other to do our best work, we also share our pet pictures, our favorite recipes, and stories from our vacations.
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