Senior/Staff Android Developer

Join OKX as a Senior/Staff Android Software Engineer and play a vital role in shaping the future of crypto. You will be responsible for developing and maintaining our core OKX app, which serves millions of users daily. Collaborating with cross-functional teams, you will identify customer needs and implement high-quality features through rapid iterations. This position offers a unique opportunity to gain insights into the complete lifecycle of crypto mobile applications, including professional and retail trading, asset management, and wallet functionalities.

About OKX:At OKX, we envision a future transformed by cryptocurrency, empowering individuals with newfound freedom. As a premier cryptocurrency exchange and the innovator behind the OKX Wallet, we provide millions with seamless access to crypto trading and decentralized applications (dApps). Trusted by numerous large institutions, our platform is both safe and reliable, bolstered by our Proof of Reserves. With offices worldwide, we uphold core values: We Before Me, Do the Right Thing, and Get Things Done. These principles shape our culture, enhance our processes, and create a welcoming, rewarding, and diverse environment for every member of the OKX team. About the Team:As a Mobile Software Engineer, you will play a vital role in developing and maintaining the core OKX app, which boasts millions of active users daily. Collaborating closely with design, product, and engineering teams, you will identify user needs and deliver high-quality features through rapid iterations. This position offers you the chance to gain comprehensive insights into the lifecycle of crypto mobile applications, including professional/retail trading, asset management, and wallet functionalities.

Join OKX as a Senior/Staff Mobile Software Engineer (Android) in Singapore and contribute to the development of secure, regulation-compliant onboarding solutions. You'll have end-to-end technical ownership for key markets, collaborating with business leaders, compliance experts, and KYC vendors. This role offers you the autonomy to drive localized engineering solutions while ensuring high-quality, user-friendly experiences.

Role overview Grab Holdings Limited is hiring a Senior Mobile Software Engineer focused on Android development in Singapore. This role centers on designing and building mobile applications that improve user experience throughout the Grab platform.

Join our innovative team at bjakcareer as an Android Software Engineer. In this role, you will be responsible for developing high-quality mobile applications that enhance user experience and leverage the latest technologies. You will collaborate with cross-functional teams to define, design, and ship new features while ensuring code quality and performance optimization.

Join Our Team at AirwallexAirwallex is revolutionizing the way global businesses manage payments and finance. As a leading unified payments platform, we empower over 200,000 businesses worldwide, including notable clients such as Brex, Rippling, Navan, Qantas, and SHEIN. Our innovative solutions streamline everything from business accounts to embedded finance, enabling our clients to operate seamlessly on a global scale.Founded in Melbourne, our dynamic team of over 2,000 talented individuals operates across 26 global offices. With a valuation of US$8 billion and support from top-tier investors like T. Rowe Price, Visa, and Sequoia, Airwallex is at the forefront of building the future of global payments. If you’re ready to embark on an exciting journey in your career, we invite you to join us.What We Look ForWe seek visionary builders who embody founder-like energy and are eager to make a significant impact. You possess exceptional expertise and analytical skills, driven by our mission and operating principles. You thrive in a fast-paced environment, approach challenges with curiosity, and make informed decisions guided by first principles.As a humble and collaborative team player, you bring innovative ideas to life and ensure successful project delivery. You leverage AI to enhance productivity and tackle complex challenges alongside exceptional colleagues. Join us in shaping the future of global banking.About the Mobile TeamOur Mobile Team is at the helm of developing cutting-edge iOS and Android applications, utilizing the latest technologies to create an unparalleled user experience. On the iOS platform, we harness SwiftUI, Combine, and Async/Await, while on Android, we utilize AndroidX, Coroutines, Hilt, and a variety of Jetpack libraries.As we expand our capabilities, you will play a crucial role in enhancing our fully native mobile apps, enabling customers to manage global B2B payments, submit and approve expenses, and control both virtual and physical Airwallex cards, including seamless integrations for Apple Pay and Google Pay.

Join OKX as a Senior Staff Engineer focusing on AI Platform and Infrastructure, where you will lead the design and development of advanced AI solutions. You will be instrumental in developing large-scale infrastructure to support machine learning and generative AI applications across various business domains, including Compliance, Trading, and Business Intelligence. This role demands a hands-on technical leader who can set the strategic direction for our AI platforms, ensuring reliability and scalability as we integrate AI into mission-critical operations.

About AirwallexAirwallex is revolutionizing global financial transactions with its all-in-one payments and financial platform. Our cutting-edge technology supports over 200,000 businesses worldwide, including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN. We provide comprehensive solutions for managing business accounts, payments, expenditure, treasury operations, and embedded finance on a global scale.Founded in Melbourne, our dynamic team of over 2,000 talented professionals across 26 international offices is committed to driving innovation in the fintech sector. With a valuation of US$8 billion and backing from prestigious investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, and Salesforce Ventures, Airwallex is at the forefront of creating the financial platform of tomorrow. Join us in pursuing groundbreaking challenges in your career.

Role OverviewWe are on the lookout for an accomplished Senior Engineering Manager to spearhead the teams focusing on Mobile Frameworks, Backend Frameworks, and Build & Test Infrastructure (CI) within Grab’s Tech Infrastructure division.This pivotal position is dedicated to executing and scaling platform capabilities that influence how engineers develop, build, test, and enhance software across Grab’s mobile and backend systems. In this role, you will closely collaborate with senior individual contributors, fellow managers, and platform leaders to transform strategies into widely adopted, dependable, and impactful engineering foundations.Key Responsibilities:Oversee the development and enhancement of mobile frameworks, backend frameworks, and CI platforms.Implement platform and autonomous development strategies in collaboration with senior leadership.Promote the adoption of innovative frameworks, tools, and testing practices within your teams and partner units.Lead efforts to enhance automated testing, test reliability, and shift-left quality.Work alongside senior individual contributors to guide architecture, evaluate designs, and streamline complex systems.Introduce and scale new capabilities, including AI-assisted development.Manage and nurture a team of technically skilled engineers and engineering managers.Assist teams in navigating change while maintaining delivery momentum and engineering standards.Collaborate closely with peer platform teams to ensure synergy and integration.

Atlas is revolutionizing the restaurant industry by developing a comprehensive operating system designed to streamline the processes of starting, managing, and expanding restaurants, whether online or offline. The talented team at Atlas previously founded Grain, a venture-backed online restaurant that achieved millions in revenue. Today, Atlas empowers restaurants with innovative solutions such as online storefronts, POS systems, third-party logistics, and seamless integrations with food platforms and AI technologies.Our current clientele includes notable names like SaladStop, Killiney, and Haidilao, and we are continuously bringing new brands into our ecosystem, including Casa Vostra, Artichoke, and Wewa, adding fresh restaurants every week.Our team and investors hail from prestigious companies such as Y Combinator, Global Founders Capital, Grain, Accenture, Microsoft, Udacity, McKinsey, and Salesforce.Explore our hiring memo here.Role OverviewThe Product Infrastructure Engineers at Atlas are crucial in propelling every engineering effort forward. You will construct the systems that enhance the safety, speed, and predictability of our shipping processes.Your work will be situated at the crossroads of infrastructure and product, with the systems you design powering the fundamental experiences that span compute, databases, APIs, deployment pipelines, and measurement frameworks. Your contributions will not only support scalability; they will shape the evolution of Atlas as a product.Key ResponsibilitiesDesign and develop robust infrastructure for multi-tenant computing, databases, queuing systems, and observability tools.Enhance deployment pipelines, implement feature gating, and facilitate canary rollouts to ensure safe and rapid shipping.Scale shared services and core platform components utilized across the Atlas ecosystem.Develop internal tools for monitoring, metrics, and experimentation to foster learning and reliability.Collaborate with product engineers to ensure scalability, performance, and fault tolerance are prioritized from the outset.Reassess abstractions and defaults that could hinder speed or resilience.Required Skills and Experience6+ years of experience in Software Engineering or Site Reliability Engineering (or Infrastructure Engineering).Proficiency with container orchestration platforms and tools such as Docker and Kubernetes.Experience with infrastructure as code and configuration management tools.Strong incident management skills and experience leading incident responses.Familiarity with Google Cloud Platform services and tools.Knowledge of modern observability platforms like Prometheus, Grafana, and ScoutAPM.Experience with Ruby on Rails and PostgreSQL is a plus.Ideal Candidate AttributesYou value speed and craftsmanship equally.You have created solutions that enhance both the product and the development process.You possess a systems-oriented mindset, understanding how code, data, and infrastructure influence product development.

Role overview Airwallex seeks a Senior Software Engineer specializing in Android to strengthen its financial platform in Singapore. The position focuses on designing, building, and enhancing mobile applications that deliver a smooth experience for users. What you will do Develop and improve Android applications for the Airwallex financial platform Collaborate with engineering, product, and design teams to launch new features Upgrade existing app features and boost overall performance Take part in projects shaping the delivery of financial services Location This role is based in Singapore (SG).

About ClickHouseRanked on the prestigious 2025 Forbes Cloud 100 list, ClickHouse stands as a trailblazer in the rapidly evolving private cloud sector. With a remarkable base of over 3,000 clients and an astonishing annual recurring revenue (ARR) growth exceeding 250% year-on-year, ClickHouse excels in delivering real-time analytics, data warehousing, observability, and AI workloads.The company’s relentless growth trajectory was recently underscored by a successful $400M Series D funding round. In just the last quarter, notable clients such as Capital One, Lovable, Decagon, Polymarket, and Airwallex have embraced our platform or expanded their existing deployments. These clients join an esteemed roster of AI pioneers and global brands, including Meta, Cursor, Sony, and Tesla.Join us in our mission to revolutionize data utilization for businesses. Be part of our exciting journey!About the TeamThe Cloud Infrastructure Engineering team is responsible for constructing and overseeing the essential components of the ClickHouse Cloud data plane from end to end. This encompasses compute, networking, security, and a multi-cloud, multi-region architecture that ensures a dependable and scalable managed ClickHouse experience for our customers. We are seeking exceptionally skilled and experienced cloud infrastructure software engineers to join our team, who will play a pivotal role in designing, deploying, and maintaining our infrastructure.

Join OKX as the Director of Engineering for our Mobile division, where you will spearhead the development of innovative features for the OKX SuperApp. You will lead cross-functional teams to enhance the user experience and drive our product vision forward. Your expertise will be pivotal in delivering high-quality business solutions and defining technical objectives that align with our strategic goals. Collaborate with global teams to push the boundaries of what's possible in the crypto space, ensuring that our products remain at the forefront of technology, usability, and security.

As a leading innovator, Simular is creating the future of computer user agents, developing AI systems that can operate your computer on your behalf. Our backend infrastructure powers everything from live VM orchestration to agent planning and execution.We seek a versatile backend/infrastructure engineer who excels in uncertain environments, possesses strong architectural instincts, and is eager to take ownership of substantial and evolving components of our system. This role is not limited to traditional 'DevOps' or 'API engineer' functions; you'll play a pivotal role in shaping our platform's scalability and evolution for years to come.Key ResponsibilitiesArchitect and scale the systems that support Simular Cloud and our cross-platform agents.Oversee essential backend services, including APIs, data flows, billing systems, observability, and deployment pipelines.Address complex infrastructure challenges such as VM orchestration, reproducibility, parallel execution, and reliability.Identify opportunities to split or refactor services and lead that evolution.Explore new avenues as products expand, including microVMs, multi-agent orchestration, fine-tuned model endpoints, and community task galleries.Collaborate with product teams and researchers to transform ideas into production-ready systems.Ideal Candidate AttributesProficient in programming fundamentals with solid skills in languages such as Python, Go, Rust, or similar.Experience with some aspects of cloud infrastructure, distributed systems, virtualization, and CI/CD; most importantly, the ability to learn and adapt to new technologies as required.Think architecturally, understanding when to hack and when to design for long-term success.Comfortable managing large, ambiguous problems from start to finish.Bonus: Experience with GPU scheduling, large-scale ML infrastructure, or scaling SaaS applications.

Padlet is dedicated to developing educational software that fosters curiosity, creativity, and community among learners. Our innovative platform facilitates visual content creation and collaboration in classrooms across the globe.With mobile devices serving as the primary computers for many around the world, we are on the lookout for talented Mobile Engineers to enhance our mobile applications, ultimately improving the experience for a billion users.Key ResponsibilitiesDeveloping new functionalities for our iOS and/or Android applications, such as a voice recorder integrated with audio effects.Enhancing application performance and reliability, for instance, by making network requests more robust against inconsistent internet connections.Optimizing our workflow processes, including refining our internationalization pipelines to effectively translate our app into over 40 languages.

At Exa, we are pioneering a groundbreaking search engine dedicated to powering every AI application. Our team is committed to building a robust infrastructure that enables us to crawl the web, develop cutting-edge embedding models for indexing, and create exceptionally high-performance vector databases using Rust for efficient searching. Our resources include a significant $5M H200 GPU cluster, which routinely activates tens of thousands of machines.The Infrastructure Team at Exa is responsible for creating the foundational tools and infrastructure that sustain all our systems. We are seeking talented infrastructure engineers to help us build the 'machine that builds the machine,' allowing our engineering organization to operate at maximum speed. This may involve developing GPU cluster orchestration with Kubernetes, executing map-reduce batch jobs on Ray, or crafting the most advanced observability tools available.

Join QCP, Asia's premier digital asset partner, where we empower clients to seamlessly incorporate digital assets into their investment portfolios.Our extensive suite of solutions includes spot on/off ramping, fixed income strategies, vanilla options, and bespoke exotic instruments.Guided by our mission to be the most reliable partner in the digital asset markets, we deliver innovative solutions designed to make digital assets an integral part of every portfolio, balance sheet, and treasury.Founded in 2017, we have recognized the transformative potential of digital assets in financial markets and beyond. We are at the forefront of this change, adeptly navigating multiple market cycles and bridging the gap between institutional and crypto ecosystems.At QCP, we prioritize building trustworthy partnerships, placing client success and care at the core of our operations.

Join AppLovin as an Android Engineer and be part of a dynamic team that is transforming the mobile landscape. You will work on developing innovative applications and features for our platforms, ensuring an exceptional user experience. Your expertise in Android development will contribute to our mission of empowering developers and advertisers worldwide.

The CompanyArta Finance is on a bold and fulfilling mission to empower individuals worldwide to achieve financial success. By harnessing advanced AI and cutting-edge digital tools, which were once exclusive to ultra-high-net-worth individuals, Arta makes these resources accessible to a diverse global audience. Imagine having your own digital family office, merging intelligent investment strategies, alternative asset opportunities, private market access, and smart automation to effortlessly grow and safeguard your wealth. Our core values revolve around trust, teamwork, and adaptability.The RoleAs a Senior Cloud Infrastructure Engineer, you will be responsible for designing, developing, and maintaining a resilient infrastructure that spans the entire technology stack—from user-serving servers to data pipelines, storage systems, trading platforms, and research infrastructure. Your critical contributions will support both real-time and batch workflows, ensuring scalability, performance, and high reliability for our mission-critical systems.This is an individual contributor position, where your expertise will guide various initiatives in collaboration with cross-functional teams.What You Will DoDesign, develop, and maintain scalable infrastructure for real-time and batch workflows, emphasizing high-throughput and low-latency data processing for autonomous trading, quantitative research, and reliable user-serving servers.Work closely with frontend, research, and trading teams to ensure that the infrastructure and data pipelines meet performance, precision, and usability requirements.Integrate third-party platforms and data providers, ensuring secure and reliable API/data stream ingestion while tackling complex external data integration challenges.Proactively identify and resolve bottlenecks and inefficiencies in distributed systems, optimizing performance and resource utilization.Take ownership of deployment pipelines and production operations to guarantee high availability, fault tolerance, and observability of critical services.Architect and implement scalable systems that support high-throughput, low-latency data processing essential for autonomous trading and quantitative research. Ensure data quality, consistency, and traceability through thorough testing, validation, and monitoring pipelines.Uphold security best practices and collaborate with internal stakeholders to meet compliance and auditing standards.