Mobile Developer (SDK)

Description

Job Summary: Opportunity for an anti-fraud and security specialist to develop and optimize Android and iOS SDKs, working on architecture, performance, and investigation of new fraud types in a high-impact environment. Key Highlights: 1. Working in a specialized anti-fraud and security environment 2. Autonomy in selecting tools and making architectural decisions 3. Collaboration across the entire pipeline, from research to implementation **About the opportunity:** With increasing customers and geographic expansion, demand is growing to protect users and accounts accessed via applications—exceeding our current delivery capacity. Therefore, we need to expand our SDK team. We are anti-fraud and security specialists operating in a highly specific environment where we execute code within third-party applications. This requires extreme care and strict resource control (threads, memory, processing). Although we have autonomy in tool selection and architectural decisions, we maintain a meticulous release process, as any error impacts millions of users. You will collaborate across the entire pipeline (from research to implementation), work on SDK performance and architectural optimization, and investigate new fraud types. **Responsibilities:** * Development and evolution of Android and iOS SDKs * Continuous improvement of SDK architecture * Research and implementation of solutions to enhance security against external attacks * Enhancement of fraud detection in customer applications * Implementation of data collection, reception, and storage processes, enabling usage by other teams **Requirements:** * Degree in Computer Science, Computer Engineering, Software Engineering, or related fields; * Solid experience in Android development (Kotlin or Java) and iOS development (Swift or Objective-C) * Advanced English proficiency, with ability to communicate with external clients when necessary * Strong knowledge of software architecture * Proficiency in data structures and algorithms * Experience with design patterns and development best practices * Knowledge of automated testing (unit, instrumented) **About the team:** The SDK team is responsible for the entire dynamic process of discovering fraud modus operandi, enhancing the solution with information required to identify fraud and ensure accurate identification of fraudulent cases. This work goes far beyond traditional mobile development, focusing on security, critical performance, and anti-fraud. **About Incognia:** **Incognia** protects you against fraud and account theft in applications. We are a Brazilian privacy-by-design mobile identity company based on location, founded in 2014, providing frictionless authentication solutions for the financial, delivery, and e-commerce sectors—increasing security and revenue while reducing fraud costs. But how does Incognia’s technology work? By being embedded in applications, we collect sensor signals and device data to recognize trusted users based on their unique location patterns, enabling Zero-Factor Authentication. We operate anonymously, adhering to privacy best practices and complying with LGPD and other regulations. Thus, companies with mobile apps use Incognia to verify user identity seamlessly during new account creation, authenticate logins, detect and assess fraud risks in high-risk transactions—and simultaneously protect user privacy while maintaining an optimized experience throughout the app journey. We are currently headquartered in Palo Alto, California (USA), and much of our team works remotely from various locations across Brazil and the United States. Our technology is present on over 300 million mobile devices, forming a powerful network effect, and we deliver ultra-precise risk assessments with extremely low false-positive rates for clients in over 20 countries. Imagine what else we’ll achieve together with you on our team? **Compensation & benefits** * Salary range: R$ 12.462,05 to R$ 21.099,79 * Explore our benefits in our e-book — https://shorturl.at/fgW12 **Hiring process steps** * People interview * Manager interview * Case study * Case presentation + Technical Interview * Cultural fit interview with CEO and CTO *Incognia is committed to providing a respectful environment where employment opportunities are available to all individuals. We encourage all applications and especially promote hiring women, recognizing the importance of representation at all levels of our company. We believe diversity and inclusion are fundamental pillars of our success as a global company; therefore, we reaffirm that these will not be discriminated against on the basis of race, color, age, sex, ethnicity, sexual orientation, gender identity, religion, creed, nationality, disability, or any other discriminatory ground. Join us and become part of a team that values and promotes equal opportunity.*