Tech Lead, React, Express

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August 29

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KIS Solutions

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Technology • SaaS • Artificial Intelligence

KIS Solutions is a technology consulting company based in the United States and Brazil, specializing in delivering software systems that solve complex business problems. With a focus on improving human experiences through technology, KIS provides customized tech solutions for businesses of all sizes, from Fortune 500 companies to startups. They leverage data management, machine learning, and user-focused design to create effective and efficient systems that enhance productivity and business value.

51 - 200 employees

Founded 2012

☁️ SaaS

🤖 Artificial Intelligence

📋 Description

• This is a remote position. • KIS is looking for a talent React & Express.js Tech Lead to join an international IT project! • Responsible for driving clean architecture, ensuring code performance and maintainability, and providing technical leadership to the team. • Mentor engineers in best practices, foster collaboration, and support client enablement. • Serve as the primary point of contact with the client, ensuring transparent communication and proper alignment throughout the project. • If you are ready to take on a leadership role and shape both the product and the team’s growth, we look forward to connecting with you! • Role available only for Latin American residents

🎯 Requirements

• Advanced/Fluent English (both written and spoken). • Ability to manage development deliverables while effectively handling client-facing responsibilities. • Experience with React (16.8+) , using hooks-based functional components . • Proficient in React Router for client-side routing. • Strong TypeScript skills with strict typing and generics , applied in both frontend and backend. • Experience with state management solutions such as React Context . • Familiarity with CSS-in-JS or utility-first CSS frameworks (e.g., Tailwind CSS). • Experience implementing unit and integration tests in both frontend and backend applications. • Hands-on experience with Node.js (LTS) and Express.js for building RESTful APIs. • Solid understanding of asynchronous programming and middleware patterns . • Experience working with relational databases like MySQL . • Input validation using libraries such as Zod . • Environment and configuration management using dotenv , cross-env , or similar tools. • API documentation using OpenAPI (Swagger) . • Familiarity with Git and basic CI workflows (e.g., GitHub Actions).