Why join us?

Handoff is a new mobile & web app for the $500 billion market of remodeling contractors in the US. We use generative AI technology to provide remodelers a fast, accurate, and intuitive way to create construction cost estimates in minutes. There are 600,000+ contractors in the US who could be users of Handoff, and we're looking for teammates as passionate as we are to help us win this market.

The team at Handoff is distributed across offices in Austin TX, Sao Paulo, and Buenos Aires, and includes talent from top technology companies such as Apple, Tesla, and WeWork.

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.

What you'll do

• Develop scalable frontend and backend systems, including APIs, services, and interfaces, to support AI-driven workflows, with a focus on usability, speed, and performance.

• Develop and maintain scalable backend APIs that power AI-driven workflows.

• Partner closely with product, design, engineering, and AI teams to align on requirements and ensure that our solutions deliver seamless, cohesive user experiences.

• Provide constructive code reviews, share knowledge, and mentor fellow engineers, contributing to a collaborative, high-performing team.

• Evaluate and adopt new tools, frameworks, and processes to improve frontend performance, efficiency, and code reliability, always with the customer experience in mind.

About You

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

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

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

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

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

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

• Experienced in working with design and product teams to deliver cohesive solutions, with clear and proactive communication.

• Comfortable in a fast-paced environment, you’re quick to adapt to changing priorities and balance rapid iteration with high-quality outputs.

• Proven experience working in a startup environment is a must.

• Proficiency in English, both written and verbal

What we offer

• Competitive salary in USD

• Attractive stock options

• Unlimited PTO

• Relocation Allowance

• We’ll set you up with all the equipment you need - and you can choose the laptop!

• Get ready for regular team offsites around the world. Our 2024 offsites were in Poland, Mexico and Florida.

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.