Frontend Software Engineer (Mobile) | L3

About Addi

We are a leading financial platform, building the future of payments, shopping, and banking—a world where consumers and merchants can transact effortlessly and grow together. Today, we serve over 3.6 million customers and partner with more than 55,000 merchants, making Addi Colombia’s fastest-growing marketplace. With a state-of-the-art, technology-first approach, we provide banking solutions (deposits, payments, unsecured credit) and commerce services (e-commerce, marketing), bridging the financial gap for millions and redefining how people experience financial freedom. As the country’s leading Buy Now, Pay Later provider, we have secured regulatory approval to operate as a bank, unlocking even greater opportunities for our customers. In the past year, we have also achieved profitability, reinforcing the strength of our business model and our ability to scale sustainably. Our mission has earned the trust of world-class investors, including Andreessen Horowitz, Architect Capital, GIC, Goldman Sachs, Greycroft, Monashees, Notable Capital, Quona Capital, Union Square Ventures, Victory Park Capital, and more, who back our vision for the future. With their support, we are not just growing—we are transforming Latin America’s financial ecosystem and shaping the next generation to shop, pay, and bank in Colombia. But what truly sets us apart is how we build. We are a conscious company, driven by deep experience in scaling technology, services and products, and we live by our values every day.

About the Role

This is where you come in. Below, you’ll find what this role is all about—the impact you’ll drive, the challenges you’ll tackle, and what it takes to thrive at Addi. If you’re ready to be part of something big, keep reading.

What’s the mission you’ll drive

You will be responsible for developing and maintaining world-class user interfaces for our Marketplace , including features like search and filters, add to the favorites, Shopping Cart, orders management, etc on mobile and web. Over the next 12 months, you'll work closely with designers, engineers, and product owners to create seamless, efficient, high-performing user experiences that deliver outstanding value for our customers and merchants.

What you will do

Take e2e ownership and operate the software that you design, develop, test and release into production.

Work closely with designers, engineers, and product owners to build great products and experiences for our clients and allies.

Architect and develop world-class user interfaces which combines usability, maintainability, and performance.

Develop software on a daily basis using our frontend technical stack based on Typescript, Storybook, React, and React Native (must have).

Review pull requests on a daily basis transferring your knowledge with your team.

Receive mentorship from everyone on the team, from more experienced members to people who are just starting.

Deploy new features to production on a daily basis using our CI/CD pipeline.

Be on-call occasionally. We rotate to distribute our knowledge and experience.

Contribute to our Architecture Decision Records where you will be able to propose new techniques, patterns, and tools for our evolving platform.

What we’re looking for

You have 5+ years of full-time technical work experience as a software engineer. We will adjust the seniority of the role accordingly.

Previous experience working with React Native building mobile applications its a must

Great communication abilities with technical and non-technical stakeholders.

Willingness to work with a distributed team.

Good foundations in UX/UI design.

Strong expertise building user interfaces using well-structured HTML and CSS code.

Experience with modern JavaScript libraries and tools.