Mid/Senior Fullstack Developer – .NET, Javascript, Typescript

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October 17

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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

• Drive the design and development of robust applications using the Microsoft .NET stack (C#, ASP.NET). • Develop dynamic, modern front-end interfaces using JavaScript and associated frameworks/libraries. • Write efficient, scalable SQL Server queries, functions, and stored procedures supporting both on-prem and Azure PaaS. • Leverage OpenSearch as part of our backend architecture for search and data analytics. • Optimize and troubleshoot full-stack performance, scalability, and system reliability issues. • Conduct and participate in code reviews, ensuring adherence to clean code practices. • Collaborate with QA and product teams to understand requirements and deliver complete, tested features.

🎯 Requirements

• 5+ years of professional experience as a software developer. • Strong expertise in: • C#, ASP.NET, and .NET Core • Modern JavaScript (e.g., Angular, React, or Vue) • SQL Server (including query optimization and performance tuning) • OpenSearch/Elasticsearch • Git (branching, pull requests, merge conflict resolution) • Technical SEO knowledge covering canonical URLs, dynamic content rendering, and structured data optimization. • Deep understanding of full-stack applications and troubleshooting production issues. • Proven experience optimizing performance and identifying system bottlenecks. • Excellent communication skills—both verbal and written. • Ability to work autonomously and collaboratively in a fast-paced, agile environment.

🏖️ Benefits

• Premium Healthcare • Meal voucher • Maternity and Parental leaves • Mobile services subsidy • Sick pay-Life insurance • CI&T University • Colombian Holidays • Paid Vacations • And many others.