If you have a creative and innovative spirit and want to work at one of Brazil’s largest science and technology institutes, this is your chance! Come meet SiDi and learn more about this opportunity. We are looking for proactive, dynamic, communicative professionals who enjoy teamwork to join our **#SiDiers** team. **Responsibilities and Duties** * Participate in the entire software development lifecycle—from analysis through maintenance. * Develop and maintain code following standards, processes, and best practices. * Analyze requirements and interact with clients and internal teams. * Investigate and resolve defects, identifying root causes and applying corrective actions. * Implement and validate changes requested by internal and external clients. * Integrate code, perform unit testing, and support software quality assurance. * Produce technical documentation and collaborate on architecture design. * Work in an agile, collaborative environment focused on continuous improvement. * Share knowledge and provide technical support to the team and partners. * Propose innovations, process improvements, and contribute to SiDi’s technical excellence. **Requirements and Qualifications** **What We Expect From You:** * Proven experience with Java and Kotlin * Knowledge of Android SDK (especially Activities, BroadcastReceivers, ContentProviders) * Familiarity with Android Jetpack Components * Experience developing Services on Android * Understanding of design patterns and architectures such as MVC or MVVM * Experience with databases (SQL and NoSQL) * Knowledge of unit testing * Basic understanding of application security and privacy **Academic Background:** * Bachelor’s degree completed in Computer Science, Engineering, or related fields **Languages:** * Advanced English proficiency in writing, reading, and speaking **Preferred Qualifications:** * Familiarity with indexing and search using Apache Lucene * Knowledge of application performance analysis and optimization * Experience with solutions that communicate with other applications * Experience with search and indexing solutions * Practical experience with Apache Lucene * Understanding of search quality metrics (precision, recall, MRR/NDCG, etc.) * Conversational English is a plus due to our international partner **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 strive for excellence Build together in partnership Think big, act fast **What We Offer?** * **Work-Life Balance:** 40-hour weekly schedule under CLT employment, flexible hours with hybrid work (4 days in-office, 1 day remote); * **Well-being:** Gympass (WellHub), workplace gymnastics, quick massage, and psychological support; * **Healthcare:** Medical and dental insurance 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 allowances; * **Transportation:** Transportation subsidy/cost assistance to reach SiDi, plus parking for those working at the office; * **Recognition:** Annual performance bonus and awards for SiDiers who achieve outstanding results; * **Diversity:** Committees focused on Well-being, Diversity, Mental Health, Social Responsibility, Sustainability, and Women in Technology; * **Modern Offices:** Relaxed, collaborative environments with communal spaces, decompression rooms, pantries, and coffee machines; * **Want More?** Dozens of partnerships offering benefits and discounts! For us, inclusion isn’t just adding another person to our team—it’s about embracing differences and unique perspectives. It’s precisely from this blend of techniques, skills, and stories that we draw inspiration to align diverse viewpoints 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 candidates with disabilities (PCDs).** JOB CODE: 5629 - N2 **We are one of Brazil’s largest science and technology institutes—and with over 800 growing SiDiers, we’re already present in Campinas, Manaus, and Recife: Brazil’s largest technology and innovation parks.** Because those who aspire to build projects that will transform the world cannot stop transforming themselves. In **20 years of history**, we’ve specialized in solving problems and **delivered over 1,100 projects**, impacting millions of lives—driving innovation and making the future happen now.