[Job- 29303] Master .NET Developer

<p data-path-to-node="0">At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.</p> <p data-path-to-node="1">With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.</p> <p data-path-to-node="3">We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.</p><p><br></p><p>We are looking for a MASTER .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><strong>Responsibilities:</strong><br>Design, build, and maintain back-end services using C#, <a data-saferedirecturl="https://www.google.com/url?q=http://ADO.NET&source=gmail&ust=1778671431635000&usg=AOvVaw3O9DeLcMteJcVMNRMP1Nt8" rel="noopener" href="http://ADO.NET">ADO.NET</a>, 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.<br><br><strong>Required:</strong><br>Strong experience with .NET Framework and .NET Core in production systems.<br>Solid understanding of <a data-saferedirecturl="https://www.google.com/url?q=http://ADO.NET&source=gmail&ust=1778671431635000&usg=AOvVaw3O9DeLcMteJcVMNRMP1Nt8" rel="noopener" href="http://ADO.NET">ADO.NET</a> 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.<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.<br><br><strong>Nice-to-Have Skills:</strong><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> </p> <p> </p><p> </p> <p></p> <p> </p> <p></p><p><br></p><p></p> <p><span style="font-size: 16px;"><strong>Our benefits:</strong></span></p> <p> </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> </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> </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><strong style="font-size: 12pt;"> to present your assessment during the selection process. </strong><em>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></em><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><strong style="font-size: 12pt;">If you do not yet have the assessment, don't worry: we can support you in obtaining it.</strong></p> <p> </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>