• Develop Android applications using Kotlin; • Design and implement system interfaces; • Integrate with SDKs and APIs provided by manufacturers and partners; • Implement and integrate Natural Language Processing (NLP) solutions and language models (LLMs); • Participate in defining and evolving application architecture (MVVM, MVC, Clean Architecture, among others); • Ensure code quality by applying development best practices; • Ensure functional validation of developed code; • Analyze and resolve software issues; • Prepare, configure, and provision development and test environments; • Configure application containers for development; • Collaborate with multidisciplinary teams across all stages of development; • Produce project documentation.

• Join the Android team to build the best football platform on Android • Coordinate and help shape the team’s vision • Collaborate with designers, backend engineers, and project managers • Provide valuable knowledge and insights about the Android ecosystem

Role Description Mindrift is looking for skilled Mobile App Developers (React Native, Flutter, Swift, or Kotlin) to join the Tendem project (https://tendem.ai/) and build native and cross-platform mobile applications within our hybrid AI + human environment. In this role, as an AI Pilot – that's how we refer to this position at Mindrift – you'll collaborate with Tendem Agents that handle repetitive tasks, while you provide mobile engineering expertise, platform-specific judgment, and quality control to ensure apps are stable, performant, and ready for real users on real devices. This part-time remote opportunity is ideal for professionals with hands-on experience shipping iOS and/or Android apps, working with platform APIs, and handling the full mobile development lifecycle. Key Responsibilities - Build mobile applications using React Native, Flutter, Swift (iOS), or Kotlin (Android). - Implement responsive mobile UIs that follow platform conventions (iOS HIG, Material Design). - Integrate native device features (camera, push notifications, location, storage, biometrics). - Connect apps to backend APIs, handle offline state, caching, and synchronization. - Implement monetization features where required (in-app purchases, ads, subscriptions). - Evaluate AI-generated mobile code and refactor it for correctness, performance, battery use, and maintainability. - Debug platform-specific issues and prepare builds for distribution (TestFlight, Play Console). Qualifications - At least 3 years of relevant experience in mobile app development (required). - Bachelor's or Master's Degree in Computer Science, Engineering, Information Technology, or related technical fields is a plus. - Strong foundation in mobile application development, platform-specific UI/UX patterns, and building stable, high-quality mobile experiences for iOS and Android. - Hands-on experience with at least one of: React Native, Flutter, Swift/SwiftUI (iOS), or Kotlin/Jetpack Compose (Android). - Solid understanding of mobile UI patterns, navigation, state management, and platform guidelines. - Experience integrating REST APIs, handling async data, and managing local storage. - Familiarity with native device APIs (notifications, camera, location, storage, biometrics). - Experience with mobile build tools, code signing, and submission to App Store / Google Play. - Experience implementing in-app purchases, ads, or subscriptions is a plus. - Familiarity with backend services such as Firebase, Supabase, or similar is a plus. - Strong attention to detail and commitment to performance, stability, and platform polish. - Self-directed work ethic with the ability to ship complete mobile features independently. - Portfolio of shipped mobile apps (required, with App Store / Google Play links preferred). - English proficiency: Upper-intermediate (B2) or above (required). Project Time Expectations For this project, tasks are estimated to require around 10–20 hours per week during active phases, based on project requirements. This is an estimate, not a guaranteed workload, and applies only while the project is active. Compensation On this project, contributors can earn up to $60 per hour equivalent, depending on their level and pace of contribution. Compensation varies across projects depending on scope, complexity, and required expertise. Please note that other projects on the platform may offer different earning levels based on their requirements. Benefits - Work fully remote on your own schedule with just a laptop and stable internet connection. - Gain hands-on experience in a unique hybrid environment where human expertise and AI agents collaborate seamlessly — a distinctive skill set in a rapidly growing field. - Participate in performance-based bonus programs that reward high-quality work and consistent delivery.

Title: Android Engineer, Growth Location San Francisco Employment Type Full time Location Type Hybrid Department Applied AI Compensation - $230K – $268K • Offers Equity The base pay offered may vary depending on multiple individualized factors, including market location, job-related knowledge, skills, and experience. If the role is non-exempt, overtime pay will be provided consistent with applicable laws. In addition to the salary range listed above, total compensation also includes generous equity, performance-related bonus(es) for eligible employees, and the following benefits. - Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts - Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit) - 401(k) retirement plan with employer match - Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks) - Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees - 13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick or safe time (1 hour per 30 hours worked, or more, as required by applicable state or local law) - Mental health and wellness support - Employer-paid basic life and disability coverage - Annual learning and development stipend to fuel your professional growth - Daily meals in our offices, and meal delivery credits as eligible - Relocation support for eligible employees - Additional taxable fringe benefits, such as charitable donation matching and wellness stipends, may also be provided. More details about our benefits are available to candidates during the hiring process. This role is at-will and OpenAI reserves the right to modify base pay and other compensation components at any time based on individual performance, team or company results, or market conditions. About the Team The Growth team is responsible for helping millions of users discover the value of ChatGPT and seamlessly access our paid experiences. We build the mobile experiences that drive activation, conversion, and retention across our subscription products. Our work sits at the intersection of product, design, engineering, and experimentation. We own critical user journeys including upgrade surfaces, purchase experiences, subscription management, and the end-to-end experiences that help users get the most value from ChatGPT. As an Android Engineer on Growth, you'll help shape how users experience and engage with ChatGPT's paid offerings on one of our most important platforms. About the Role We're looking for an Android engineer who enjoys building polished consumer experiences and using data to improve them over time. You'll develop the mobile surfaces that power subscription growth, including upsells, upgrade prompts, purchase flows, entitlement experiences, and other high-impact product initiatives. You'll collaborate closely with product managers, designers, data scientists, and backend engineers to rapidly experiment, learn from user behavior, and deliver intuitive experiences to millions of users. This role is based in San Francisco, CA. We use a hybrid work model of three days per week in the office. In this role, you will: - Build and ship high-quality Android features that improve activation, conversion, and retention for ChatGPT's paid offerings. - Own end-to-end development of growth initiatives, from technical design through launch and iteration. - Develop subscription experiences including paywalls, upgrade prompts, purchase flows, and entitlement management. - Partner closely with product, design, and data teams to define hypotheses, run experiments, and measure impact. - Use experimentation and user insights to continuously improve the paid user experience. - Contribute to the evolution of our Android architecture, tooling, testing practices, and engineering standards. - Help maintain a fast, reliable, and delightful mobile experience for millions of users. You might Thrive in this role if - 4+ years of professional software engineering experience, including meaningful Android experience. - A track record of shipping and maintaining consumer-facing Android features at scale. - Proficiency in Kotlin and Jetpack Compose. - Experience integrating backend APIs and building robust client-side architectures. - Comfort operating in fast-moving, collaborative environments with product ambiguity. - Strong product quality, craftsmanship, communication, and cross-functional collaboration. - Experience using data and experimentation to inform decisions and iterate quickly. - Bonus: subscription or in-app purchase systems, growth engineering, A/B testing, Google Play Billing, entitlement management, Jetpack Compose, analytics instrumentation, or consumer products at large scale. About OpenAI OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity. We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products. AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity. We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic. For additional information, please see OpenAI’s Affirmative Action and Equal Employment Opportunity Policy Statement. Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations. To notify OpenAI that you believe this job posting is non-compliant, please submit a report through this form. No response will be provided to inquiries unrelated to job posting compliance. We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link. OpenAI Global Applicant Privacy Policy At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared. Join us in shaping the future of technology.