Senior Developer, .NET

🕒 July 22

🇧🇷 Brazil – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 38%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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CI&T

WebsiteLinkedInAll Job Openings

5001 - 10000 employees

Founded 1995

💼 Consulting

🏥 Healthcare

📣 Marketing

💰 $5.5M Venture Round on 2014-04

Consulting • Healthcare • Marketing

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.

📋 Description

• Design, build, and maintain back-end services using C#, ADO.NET, and SQL Server. • Implement and evolve SOAP and REST APIs, ensuring best practices and versioning standards. • Ensure service reliability through unit and integration testing, troubleshooting, and root-cause analysis. • Collaborate on integration between various systems and services, applying software design patterns. • Conduct code reviews and provide mentorship to junior team members. • Stay up to date with emerging technologies and industry trends, applying them to improve existing solutions. • Contribute to CI/CD workflows and best practices to enhance development efficiency.

🎯 Requirements

• Strong experience with .NET Framework and .NET Core in production systems. • Solid understanding of ADO.NET and SQL Server, with experience in database design and performance tuning. • Hands-on experience with SOAP and RESTful services. • Proficiency in XML serialization/deserialization. • Strong understanding of software design patterns and best practices. • Effective communication skills and resilience in fast-paced, multicultural teams. • Advanced English proficiency. • Proactive ownership of tasks with a mindset for continuous improvement. • Strong communication skills across technical and non-technical audiences. • Collaborative team player who values shared success. • Ability to adapt to ambiguity and shifting requirements. • Nice-to-Have Skills: Experience with cloud platforms, preferably Azure. Familiarity with specification-driven development and agentic approaches to software development. Exposure to Agile development methodologies.

🏖️ Benefits

• Health and dental insurance • Meal and food allowance • Childcare assistance • Extended paternity leave • Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass; • Profit Sharing and Results Participation (PLR); • Life insurance • Continuous learning platform (CI&T University); • Discount club • Free online platform dedicated to physical, mental, and overall well-being • Pregnancy and responsible parenting course • Partnerships with online learning platforms • Language learning platform