Job Summary: The professional will be responsible for maintaining, evolving, and sustaining legacy systems, ensuring application stability, performance, and continuous improvement. Key Highlights: 1. Solid experience in C#, .NET Framework, and SQL Server. 2. Perform corrective, evolutionary, and preventive maintenance on legacy systems. 3. A welcoming, collaborative, ethical, and diverse environment for professional growth. **Pitang | Technology built by people** Since 2004, Pitang has developed innovative Information Technology solutions for public and private medium- and large-sized clients across Brazil. Our purpose is to create high-quality, creative projects focused on results—always placing people at the center. Headquartered in **Recife–PE**, at **Porto Digital**, we are over **350 Pitang People** spread across Brazil and worldwide. We have been certified by **Great Place to Work (GPTW)** since 2011, with recognitions reflecting our culture: 3rd place among the Best Medium-Sized Companies to Work for in Pernambuco 8th place in the National Information Technology Ranking 40th place among the Best Companies to Work for in Brazil 44th place among the Best Companies to Work for in Latin America Here, we value a **welcoming, collaborative, ethical, and diverse** environment where each person has space to grow, learn, and be themselves. *“We build systems, automate processes—but we are people.”* If you seek challenges, continuous learning, and real impact, **join us as a \#PitangPerson!** **The Challenge:** Primarily focus on **maintenance, evolution, and sustainability of legacy systems**, ensuring application stability, performance, and continuous improvement. **What We Expect From You:** * Solid experience in C# language; * Experience with .NET Framework; * Experience with relational databases, preferably SQL Server; * Experience with ASP.NET MVC and/or ASP.NET WebForms; **Desirable Qualifications:** * Knowledge of log4net; * Experience in JavaScript; * Experience with WebAPI; * Experience with Angular; * Experience with .NET Core; **Main Responsibilities** -------------------------------- * Perform corrective, evolutionary, and preventive maintenance on legacy systems developed in C# and .NET Framework; * Ensure high availability, performance, security, and quality of applications; * Analyze, understand, and evolve legacy code, applying best practices in refactoring and continuous improvement; * Develop and integrate new functionalities into existing solutions; * Investigate and resolve medium- and high-complexity technical incidents; * Independently organize and manage your own tasks, focusing on deadlines and deliverables; * Collaborate with product, quality, and infrastructure teams; **What You’ll Find at Pitang:** Be Yourself culture Meal/Voucher Allowance Health and Dental Insurance Certification Support Master’s and Doctorate Incentive Childcare Assistance Eyeglass Assistance Online Therapy Partnership Gympass Reimbursement for chair or desk (telework) Referral Program **\#BeYourSelf** Here, you’re free to be who you are! We value respect for others, good judgment, and empathy—always staying true to our essence. We embrace diversity in race, color, religion, gender identity, nationality, disability, sexual orientation, ancestry, or age. We are committed to promoting fair opportunities and conditions for all individuals and groups. All our positions are open to candidates with disabilities (PCD).