Senior Fullstack Developer

November 20

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Kiwi

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Fintech • B2C • Finance

Kiwi is a financial technology company that specializes in providing personal loans and credit-building services. Customers can quickly apply for loans online, with amounts available up to $3,000, without affecting their credit scores. The platform offers a fully digital experience, flexible payment options, and automated payment systems to help users manage their loans easily and securely. Kiwi is committed to protecting user data and reporting payments to credit bureaus to assist clients in building their credit history.

51 - 200 employees

Founded 2020

💳 Fintech

👥 B2C

💸 Finance

💰 $75M Debt Financing on 2023-05

📋 Description

• Design, develop, and maintain web applications using React.js, TypeScript, Node.js, and Express.js. • Build and optimize RESTful APIs and integrations with internal and external services. • Work with PostgreSQL databases, designing efficient queries and ensuring data integrity. • Collaborate closely with Product, UX/UI, and QA teams to deliver high-quality features. • Ensure code quality through reviews, automated testing (Jest, Cypress, Playwright), and best practices. • Contribute to improving application performance, scalability, and reliability. • Participate actively in Agile ceremonies (daily standups, sprint planning, retrospectives).

🎯 Requirements

• 5+ years of professional experience in software development. • Solid knowledge of JavaScript/TypeScript. • Experience with React.js and modern front-end development (hooks, state management, UI libraries such as Tailwind or Material UI). • Strong background in Node.js with Express.js for backend development. • Hands-on experience with PostgreSQL or other relational databases. • Familiarity with REST APIs and good practices for design and security. • Experience with Git, CI/CD pipelines, and Agile methodologies. • Strong problem-solving, teamwork, and communication skills. • Nice to have: Experience with testing frameworks (Jest, Cypress, Playwright). • Nice to have: Familiarity with AWS (Lambda, API Gateway, S3, CloudWatch). • Nice to have: Previous experience in fintech or building digital financial products.

🏖️ Benefits

• Opportunity to contribute to innovative products that directly impact users and the company’s growth. • A dynamic and collaborative environment, working with a multidisciplinary team. • Professional growth in a rapidly expanding fintech. • Work mode: 100% remote – Colombia or Argentina.