Senior Full-Stack Developer – .NET, Node.js, Java, React

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October 22

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CI&T

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Artificial Intelligence • Cloud Services • SaaS

CI&T is a global tech transformation specialist focusing on helping organizations navigate their technology journey. With services spanning from application modernization and cloud solutions to AI-driven data analytics and customer experience, CI&T empowers businesses to accelerate their growth and maximize operational efficiency. The company emphasizes digital product design, strategy consulting, and immersive experiences, ensuring a robust support system for enterprises in various industries.

5001 - 10000 employees

Founded 1995

🤖 Artificial Intelligence

☁️ SaaS

💰 $5.5M Venture Round on 2014-04

📋 Description

• Lead the migration of a Node (Express) application into a .NET framework, creating like-for-like API endpoints. • Convert logic from stored procedures to code using the Dapper ORM. • Develop and maintain backend logic, ETL data services, and frontend components using React. • Collaborate with QA teams to integrate Postman test collections and Playwright automation scripts. • Support both manual and automated testing workflows, including complex validation flows. • Participate in pipeline design and data synchronization across multiple environments. • Optimize and troubleshoot database queries and performance issues. • Leverage Copilot / AI-assisted development to accelerate delivery where appropriate.

🎯 Requirements

• Proven years of experience as a Full Stack Developer. • Strong proficiency with Java, React, and SQL. • Working experience with .NET and Node.js backends. • Familiarity with ETL processes, data migrations, and API integrations. • Experience with Airflow, DBT, or similar data orchestration tools is a plus. • Exposure to Snowflake or Postgres environments preferred. • Comfortable collaborating with QA teams and integrating test automation frameworks (Postman, Playwright). • Strong communication skills and a proactive problem-solving mindset. • Experience or interest in using GitHub Copilot or similar AI-assisted tools.

🏖️ Benefits

• Premium healthcare • Meal voucher • Maternity and parental leave • Mobile service subsidy • Sick pay and life insurance • CI&T University • Colombian holidays • Paid vacation • And many others.