[Job - 29527] - Developer .NET Senior/Master

<p><span style="font-size: 16px">We are <b>tech transformation </b>specialists, uniting human expertise with AI to create scalable tech solutions.</span></p><p><span style="font-size: 16px">With over 8,000 CI&Ters around the world, we’ve built partnerships with more than 1,000 clients during our 30 years of history. Artificial Intelligence is our reality.</span></p><p><br></p><p> </p><p>We are looking for a Senior .NET Engineer to join our team and contribute to the development and integration of complex software solutions focused on back-end development. This role will require working closely with a multicultural team spread across Brazil, Colombia, the UK, and the USA, with all communication conducted in English.</p> <p>Key Responsibilities:<br>Design, build, and maintain back-end services using C#, ADO.NET, and SQL Server.<br>Implement and evolve SOAP and REST APIs, ensuring best practices and versioning standards.<br>Ensure service reliability through unit and integration testing, troubleshooting, and root-cause analysis.<br>Collaborate on integration between various systems and services, applying software design patterns.<br>Conduct code reviews and provide mentorship to junior team members.<br>Stay up to date with emerging technologies and industry trends, applying them to improve existing solutions.<br>Contribute to CI/CD workflows and best practices to enhance development efficiency.</p> <p>Required Skills and Qualifications:<br>Strong experience with .NET Framework and .NET Core in production systems.<br>Solid understanding of ADO.NET and SQL Server, with experience in database design and performance tuning.<br>Hands-on experience with SOAP and RESTful services.<br>Proficiency in XML serialization/deserialization.<br>Strong understanding of software design patterns and best practices.<br>Effective communication skills and resilience in fast-paced, multicultural teams.<br>Advanced English proficiency.</p> <p>Soft Skills:<br>Proactive ownership of tasks with a mindset for continuous improvement.<br>Strong communication skills across technical and non-technical audiences.<br>Collaborative team player who values shared success.<br>Ability to adapt to ambiguity and shifting requirements.</p> <p>Nice-to-Have Skills:<br>Experience with cloud platforms, preferably Azure.<br>Familiarity with specification-driven development and agentic approaches to software development.<br>Exposure to Agile development methodologies.</p> <p>If you are a seasoned back-end developer looking to take on complex challenges in a dynamic environment, we invite you to apply and become a part of our diverse team!</p> <p></p> <p></p><p><br></p><p></p> <p><span style="font-size: 16px"><b>Our benefits:</b></span></p><p><br></p><p><span style="font-size: 16px">-Health and dental insurance</span></p><p><span style="font-size: 16px">-Meal and food allowance</span></p><p><span style="font-size: 16px">-Childcare assistance</span></p><p><span style="font-size: 16px">-Extended paternity leave</span></p><p><span style="font-size: medium">-Partnership with gyms and health and wellness professionals via Wellhub (Gympass) TotalPass;</span></p><p><span style="font-size: 16px">-</span><span style="font-size: medium">Profit Sharing and Results Participation (PLR);</span></p><p><span style="font-size: 16px">-Life insurance</span></p><p><span style="font-size: 16px">-</span><span style="font-size: medium">Continuous learning platform (CI&T University);</span></p><p><span style="font-size: 16px">-Discount club</span></p><p><span style="font-size: 16px">-Free online platform dedicated to physical, mental, and overall well-being</span></p><p><span style="font-size: 16px">-Pregnancy and responsible parenting course</span></p><p><span style="font-size: 16px">-Partnerships with online learning platforms</span></p><p><span style="font-size: 16px">-Language learning platform</span></p><p><span style="font-size: 16px">And many more!</span></p><p><br></p><p><span style="font-size: 16px">More details about our benefits here: </span><a href="https://ciandt.com/br/pt-br/carreiras"><span style="font-size: 16px">https://ciandt.com/br/pt-br/carreiras</span></a></p><p><br></p><p><span style="font-size: 12pt">At CI&T, inclusion starts at the first contact. If you are a person with a disability, it is important</span><b style="font-size: 12pt"> to present your assessment during the selection process. </b><i>See which data needs to be included in the report by <a href="https://docs.google.com/presentation/d/12BqYLIGeEyp9t0ZdF2b4bvnjFLza4E8fmbcowWeBlfk/edit?slide=id.g3a9cf52bf2b_0_0#slide=id.g3a9cf52bf2b_0_0">clicking here</a></i><a href="https://docs.google.com/presentation/d/12BqYLIGeEyp9t0ZdF2b4bvnjFLza4E8fmbcowWeBlfk/edit?slide=id.g3a9cf52bf2b_0_0#slide=id.g3a9cf52bf2b_0_0">.</a><span style="font-size: 12pt">This way, we can ensure the support and accommodations that you deserve. </span><b style="font-size: 12pt">If you do not yet have the assessment, don't worry: we can support you in obtaining it.</b></p><p><br></p><p><span style="font-size: medium">We have a dedicated Health and Well-being team, inclusion specialists, and affinity groups who will be with you at every stage. Count on us to make this journey side by side.</span></p>

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