Senior Full Stack Engineer (Backend-Heavy) Opportunity

handoff company

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Senior Full Stack Engineer (Backend-Heavy) in BRAZIL

Visa sponsorship & Relocation 6 hours ago

Why join us?

Handoff is the AI agent that runs a construction company. We help remodelers automate estimating, streamline operations, and win more work - backed by real-time cost data, intuitive design, and workflows that “speak contractor.” With over 10,000 monthly active users and $6B in annualized project volume already flowing through our platform, we’re becoming the trusted partner for the people who build our homes.


Senior Fullstack Engineer at Handoff

You’ll play a pivotal role in shaping both the frontend and backend architecture of Handoff, ensuring seamless performance, scalability, and a best-in-class user experience across mobile and web. This role goes beyond coding - you’ll be deeply involved in understanding contractor workflows, using AI-powered automation to simplify processes, and driving the technical evolution of our platform. You’ll collaborate closely with design, product, and AI teams to build a high-impact, user-centric system.


About You

• Bachelor's degree (or similar) in Computer Science, Engineering, or a related field.

• 5+ years in frontend and backend development, with a proven track record of building scalable, high-performance applications.

• Strong proficiency in Node, React/React Native, Python, SQL, and cloud-based architectures.

• Optimize API performance and database queries, reducing latency and ensuring seamless data flow between backend and frontend.

• Design and implement responsive, high-quality frontend components that ensure a seamless, intuitive user experience across both mobile and web platforms.

• Write clean, maintainable, and testable code while enforcing best practices in software development.

• Proficiency in English, both written and verbal.


What we offer

💸 Competitive salary in USD

💰 Attractive stock options

🌴 Unlimited PTO

🚛 Relocation allowance

👨 💻 Top-notch equipment

🧳 Get ready for regular team offsites around the world. Next stop: Austin!


If you are passionate about building exceptional user experiences and want to be part of a team that values product impact and technical excellence, we’d love to hear from you!


Please note that we will only consider applications submitted in English.


Apply now

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