You will be part of the team responsible for evolving a corporate platform that integrates Engineering, Production, Logistics, and Projects processes. As a Senior Developer, you will implement complex solutions, support architectural design, and collaborate directly with the Technical Leader (Dev Master), contributing to the system’s technical modernization and standardization. **Responsibilities and Duties** * Develop advanced features in the backend (.NET) and frontend (React/TypeScript). * Support the team in defining technical solutions, proposing structural improvements and best practices. * Actively participate in architecture discussions, collaborating on joint decisions with the Dev Master. * Conduct code reviews to ensure quality, testing, and adherence to defined standards. * Implement integrations with corporate systems (ERP, approval platforms, APIs). * Contribute to the evolution of CI/CD pipelines, monitoring, and automation. * Work on technical documentation and continuous improvement of system modules. * Assist in diagnosing complex issues and propose scalable solutions. **Requirements and Qualifications** Mandatory: Solid experience in C# and .NET. Strong expertise in RESTful APIs and cross-system integrations. Practical experience with JavaScript/TypeScript and React. Proficiency in relational databases (SQL Server, Oracle) and understanding of NoSQL. Hands-on experience with Docker, GitLab, CI/CD, version control, and DevOps best practices. Ability to work autonomously and solve complex problems. **Preferred Qualifications:** Experience with microservices or distributed architecture. Knowledge of MongoDB. Experience in automated testing (Xunit, Jest, Cypress). Familiarity with large-scale corporate environments. Knowledge of monitoring tools (e.g., Zabbix). **Academic Background:** * Bachelor’s degree completed in Computer Engineering, Information Systems, Computer Science, or related fields. **Languages:** * Advanced English for reading, writing, and speaking. **Additional Information** Hybrid work opportunity in **Manaus-AM**. **What We Expect from All \#SiDiers:** Embrace new ideas Maintain open and direct dialogue Continuously develop yourself Always deliver your best Build together in partnership Think big, act fast **What We Offer?** * **Work-Life Balance:** 40-hour weekly schedule under CLT regime, flexible hours with hybrid work (4 days in the office, 1 day remote); * **Well-being:** Gympass (WellHub), workplace gymnastics, quick massage, and psychological support; * **Healthcare:** Medical and dental plans for you and your family; * **Children:** Daycare allowance for miniSiDiers, 120-day maternity leave, and extended paternity leave; * **Future Planning:** SiDi co-invests with you in private pension plans; * **Education:** Study and specialization incentive program; language fluency development support; weekly lecture cycles on global *trend topics*; * **Meals:** Flexible meal and food vouchers; * **Transportation:** Transportation subsidy/cost assistance to reach SiDi, plus parking for those working onsite; * **Recognition:** Annual performance bonus and awards for SiDiers who achieve outstanding results; * **Diversity:** Committees focused on Well-being, Diversity, Mental Health, Social Impact, Sustainability, and Women in Technology; * **Modern Offices:** Relaxed, collaborative environments with communal spaces, decompression rooms, pantries, and coffee machines; * **Still Want More?** Dozens of partnerships offering benefits and discounts! For us, inclusion is not just about adding one more person to our team—it’s about embracing differences and individualities. It is precisely through this blend of techniques, skills, and stories that we draw inspiration to align diverse perspectives toward a shared horizon—always moving forward. We operate in an environment of equal opportunity, regardless of gender, sexual orientation, religion, or disability. **All our positions are open to people with disabilities (PCDs).** JOB CODE: 5591 N3 **We are one of Brazil’s largest science and technology institutes. With over 800 SiDiers—and growing—we’re already present in Campinas, Manaus, and Recife—the largest technology and innovation parks in Brazil.** Because those who aspire to build projects that will transform the world cannot stop transforming themselves. In **20 years of history**, we have specialized in solving problems and **delivered over 1,100 projects**, impacting millions of lives—bringing innovation to life and making the future happen now.