Junior Android Developer (Mobile)

Description

Job Summary: We are seeking a Senior Android Developer to create intelligent solutions and tackle real-world challenges, drive continuous innovation, and collaborate in a technically advanced environment. Key Highlights: 1. Work on mobile projects to create intelligent solutions 2. Tackle real-world challenges with high technical complexity 3. Collaborate with technology experts who live and breathe technology At SiDi — one of Brazil’s largest science and technology institutes — we seek a Senior Android Developer to work on a **Mobile** project, building intelligent solutions that connect people, information, and technology at a global scale. Here, you will face real-world challenges, operate at a high technical level, pursue continuous innovation, and collaborate daily with technology experts who live and breathe technology. If you are curious, proactive, enjoy solving complex problems, and believe in the power of innovation, join us in building the future and become part of the **\#SiDiers** team. **Responsibilities and Duties** * Support the full software development lifecycle (requirements, coding, testing, and maintenance). * Develop and maintain code following team-defined standards and processes. * Fix reported defects by analyzing logs and source code to identify root causes. * Implement improvements and change requests under team guidance. * Perform unit tests and support validation of deliverables prior to release. * Participate in technical discussions and collaborate on requirements analysis. * Work in an agile environment, adhering to best practices in architecture and coding. * Document features and support technical organization of the project. * Contribute technical and process improvement suggestions. * Share knowledge with the team and pursue continuous technical development. **Requirements and Qualifications** **What We Expect From You:** * Proven experience with Java and Kotlin * Proven experience with Android SDK (especially Activities, BroadcastReceivers, ContentProviders) * Experience with Android Jetpack Components * Knowledge of implementing Services in Android * Familiarity with 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:** * Completed undergraduate degree in Computer Science, Computer Engineering, Systems Analysis, Information Systems, or related fields **Languages:** * Intermediate English proficiency for reading, writing, and speaking **Nice-to-Have Qualifications:** * Knowledge of indexing and search using Apache Lucene * Understanding of application performance analysis and optimization * Experience with search and indexing solutions * Practical experience with Apache Lucene * Knowledge of search quality metrics (precision, recall, MRR/NDCG, etc.) * Advanced English speaking skills are a plus due to our international partner * Experience with solutions involving inter-application communication **Additional Information** Position based in **Manaus/AM**, offered under a **hybrid work model**. **What We Expect From All \#SiDiers:** Stay open-minded toward new ideas Maintain open and direct dialogue Continuously develop yourself Always strive to do your best Build partnerships collaboratively Think big, act fast **What We Offer?** * **Quality of Life:** 40-hour weekly schedule under CLT employment, flexible working hours with hybrid mode (4 days in-office, 1 day remote); * **Well-being:** Gympass (WellHub, Workplace Gymnastics, Quick Massage, and Psychological Support); * **Health:** Medical and dental insurance for you and your family; * **Children:** Daycare allowance for miniSiDiers, 120-day maternity leave, and extended paternity leave; * **Future:** SiDi co-invests with you in private pension plans; * **Education:** Program supporting continued studies and specialization; language learning incentives; weekly lectures on global *trend topics*; * **Meals:** Flexible meal and food vouchers; * **Transportation:** Transportation subsidy/cost assistance for commuting to 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 social areas, decompression rooms, pantries, and coffee machines; * **Want More?** Dozens of partnership benefits and discounts! For us, inclusion is not merely about adding another person to our team — it is about embracing differences and unique perspectives. It is precisely from this blend of techniques, skills, and life stories that we draw inspiration to align diverse viewpoints toward a shared horizon — always moving forward. We foster an environment of equal opportunity, regardless of gender, sexual orientation, religion, or disability. **All our positions are open to persons with disabilities (PCDs).** JOB CODE: **5798 \- N2** **We are one of Brazil’s largest science and technology institutes, with a growing team of over 800 SiDiers across Campinas, Manaus, and Recife — Brazil’s largest technology and innovation parks.** Because those who aspire to build projects that transform the world cannot stop transforming themselves. Over our **20-year history**, we have specialized in solving problems and **delivered over 1,100 projects**, impacting millions of lives — driving innovation and making the future happen now.