Staff Software Engineer - Android Development

Join our dynamic team in a hybrid capacity at our Chicago office, attending in-person on Tuesdays and Thursdays.Why This Role is Exciting?Become an integral part of the evolution of the Grindr app! As a member of our Android team, you will tackle complex challenges, leverage cutting-edge technologies, collaborate with an exceptional team, and contribute to a unique application that serves the LGBTQ+ community on an unprecedented scale. Grindr is proud to lead the way in innovation within the social media landscape.Role ResponsibilitiesCollaborate effectively with a talented, cross-functional team across various time zones to enhance Grindr's user experience.Navigate multiple work streams and embrace ambiguity as a catalyst for innovative thinking.Drive innovation by utilizing data-driven insights to inform the adoption of new technologies, architectures, and workflows.Enhance your team's technical capabilities; support the adoption of new tools and methodologies.Develop Android applications, demonstrating proficiency in:Kotlin programmingManaging extensive codebases while ensuring clean, well-structured code for ease of understanding, modification, and debuggingOptimizing performance for large, intricate applications to ensure a seamless user experienceDesigning applications with scalability in focusImplement best practices in software engineering collaboration and design patterns, including MVVM, Coordinator, one-way data flow, and modular architecture.What We Value in YouYou take pride in ownership and consider the broader impact of your work within the organization.You possess a minimum of 6 years of experience in developing sophisticated Android applications.Your technical expertise inspires creativity and innovation among your peers.You have experience in product leadership and technical decision-making, able to balance product needs with code quality.You have collaborated closely with various stakeholders to drive project success.

Join Reddit, a vibrant community platform that connects millions of users through shared interests. We are seeking a Senior Software Engineer to enhance our Test Engineering team within the Quality Engineering organization. In this role, you will collaborate closely with cross-functional teams to design and implement cutting-edge test frameworks and tools that ensure the highest quality in our software development processes. Your efforts will empower engineering teams at Reddit to take ownership of quality, driving improvements across our development pipelines. If you are passionate about quality engineering and are ready to make an impact, we want to hear from you!

Role overview Reddit is seeking a Staff Android Engineer in Chicago, IL to advance brand ad formats within the Reddit Android app. This position focuses on creating new advertising experiences that help brands reach millions of users on the platform. What you will do Design and implement Android features for new and innovative brand advertisement formats Collaborate with product managers, designers, and fellow engineers to deliver engaging ad experiences Apply technical expertise to projects aimed at expanding Reddit’s advertising capabilities Requirements Extensive experience developing for Android Proven ability to build user-facing features Comfort working in cross-functional teams

Join Reddit, a vibrant community platform that thrives on shared interests, genuine connections, and open conversations. With over 100,000 active communities and around 116 million daily unique visitors, Reddit serves as a major hub for information and discussion. Our Brand Ad Formats team is at the forefront of creating innovative advertising solutions that maximize brand reach and engagement. We are dedicated to crafting memorable ad experiences that resonate with our users and help advertisers achieve their goals. Explore more about us at www.redditinc.com.The Brand Ad Formats team is eager to welcome a talented Android Engineer with a passion for product development. You will play a pivotal role in designing ad experiences for Reddit’s Android app, focusing on enhancing the performance and functionality of our ad offerings.

Role Overview Ripple is hiring a Staff Software Engineer in Chicago, Illinois. This role focuses on building software that advances Ripple’s blockchain technology. The position involves designing and developing applications that scale, perform reliably, and respond quickly to user needs. What You Will Do Develop software solutions that support Ripple’s blockchain products Work closely with teams across engineering, product, and other functions Ensure applications deliver strong performance and responsiveness Apply deep software development experience to solve complex technical challenges Impact This role helps shape the future of finance by building technology that supports Ripple’s mission.

Disclaimer: Please note that the most accurate and up-to-date information regarding our open positions—including job descriptions, compensation, and benefits—can only be found on our official job board. For the latest updates and details, please visit: https://job-boards.greenhouse.io/ninjatrader.JOIN US IN OUR DRIVE TO BECOME THE LEADING RETAIL TRADING PLATFORM GLOBALLYWelcome to NinjaTrader, a forefront player in the trading platform and futures brokerage arena! We empower traders to seize control of their financial futures through innovative products and services designed to enhance their trading experience. Whether you're an experienced trader or just starting, NinjaTrader provides award-winning tools and brokerage services to help you navigate the world's premier financial markets with confidence. Our remarkable growth story began in 2003, with a commitment to understanding and supporting traders on their journey to success. As a result, our user base has expanded to over 2 million, establishing us as the top-rated futures brokerage worldwide. We are not resting on our laurels; we continuously innovate, challenge the status quo, and modernize the futures industry. Our dedication to innovation guarantees that our users always have access to dynamic tools, real-time support, and a thriving community of like-minded traders.

Reddit brings together over 100,000 active communities and sees about 121 million unique visitors each day. As a major online platform, Reddit connects people through shared interests and open discussions. More details are available at www.redditinc.com. Role overview The Senior Android Engineer (Staff level) will join the Android Platform team in Chicago. This position plays a key role in shaping Reddit's Android app, with a focus on client health, developer experience, and app architecture. What you will do Design and architect scalable solutions to support the Android app as it grows to over 100 million daily active users. Build workflows, tools, and CI integrations that streamline the Android developer experience and enable faster, safer code delivery. Establish and maintain guardrails such as lint/static analysis, automated tests, and AI-assisted reviews to identify issues early in the process. Develop and support systems that monitor Android client health and observability, including event tracking, traces, and dashboards to enhance user engagement. Integrate AI thoughtfully into engineering processes, such as code reviews and static analysis, to boost productivity. Mentor fellow Android engineers by leading design reviews, documenting best practices, and sharing knowledge about platform capabilities. Requirements Minimum of 8 years of experience in Android development, with a strong emphasis on architecture and performance. Proficient in Kotlin and Java, with a solid grasp of Android frameworks and libraries. Hands-on experience with CI/CD pipelines, automated testing, and up-to-date development practices.

Join us in a hybrid role at our Chicago office, where you’ll be expected to work onsite every Tuesday and Thursday.Why is this position exciting?Become an integral part of the next evolution of the Grindr app! As a member of our iOS team, you’ll tackle complex challenges, engage with cutting-edge technologies, and collaborate with an inspiring group to contribute to a truly unique app that serves the LGBTQ community at scale.What will you be doing?Collaborate with a talented, cross-functional team across different time zones to enhance the Grindr experience for users.Utilize strategic thinking to navigate ambiguity and drive innovation across multiple workstreams.Lead data-driven decisions to adopt innovative technologies, architectures, and workflows.Elevate team capabilities by mentoring and promoting the adoption of new tools and methodologies.Utilize Swift, Xcode, RxSwift, Combine, Async/Await, SwiftUI, Bitrise, Fastlane, and GitHub to evolve and maintain a robust software architecture that meets present and future demands for consumer-facing mobile products, aligning with the product roadmap.What we value in you:You take initiative and think strategically, implementing impactful changes across the organization.You possess a minimum of 6 years of experience in developing complex iOS applications.Your technical background inspires creativity and innovation among team members.You have a proven track record in product leadership and technical decision-making, enabling sound judgments on product and code trade-offs.You work closely with diverse business stakeholders, from C-suite executives to VPs and beyond.You are adept at deep technical coding while also contributing to long-term team initiatives through mentorship.You have a strong understanding of software engineering best practices and design patterns such as MVVM, Coordinator, one-way data flow, and more.

Join the Revolution in Sports Betting ContentAs online sports betting content surges in popularity, the user experience remains fragmented and chaotic. At DubClub, we aim to transform this landscape by building a cohesive platform that connects expert sports handicappers with passionate fans, creating a community where trust thrives and workflows are streamlined.Our VisionDubClub is the ultimate destination for cappers and fans to Win More Together.For Fans: Enjoy a seamless and rewarding experience as you follow expert cappers, gaining insights and advice that enhance your betting strategies.For Cappers: Leverage DubClub's innovative tools to grow your audience and turn your passion into profit with a top-tier operating system and automated marketing solutions.For DubClub: Foster a vibrant ecosystem that keeps fans engaged through rewards, community interactions, and ongoing discovery, even after a losing streak.Your RoleWe are seeking a Staff Software Engineer to join our dynamic team in Chicago. This senior individual contributor role will empower you to take ownership of projects from inception to launch, delivering impactful features to millions of enthusiastic users.You will work closely with our founders and go-to-market leaders to identify key opportunities, define project scope, and execute timely feature launches. Your goal: to maximize user value through speed, craftsmanship, and a deep understanding of the industry.

Jump Trading Group brings together experts in mathematics, physics, and computer science to push the boundaries of research in finance and technology. The company values collaboration, creativity, and intellectual honesty, encouraging team members to challenge themselves and each other while working toward shared goals. Research at Jump not only drives strong returns but also leads to technologies that support startups and research partnerships across industries. About the Core Development Team The Core Development team designs, builds, and maintains the advanced trading platforms that power Jump’s business. This group spans multiple locations and combines software and hardware engineering, data science, and research. Projects range from improving the core trading engine to developing custom hardware, all with the goal of supporting trading operations and strategic objectives. What You Will Do Design, build, and test systems and tools that keep Jump’s trading business moving forward Work closely with traders, quantitative researchers, and fellow technologists to solve complex technical problems Tackle challenges involving CPU architecture, operating systems, networking, and hardware integration Who We’re Looking For Strong problem solvers with a passion for technology and curiosity about how things work Comfortable working in a high-energy setting and collaborating with a diverse team Interest in both software and hardware engineering Locations Roles are available in Chicago, New York, and Austin.

We are seeking a highly skilled and experienced Lead Senior Staff Software Engineer specializing in front-end fundamentals to join our innovative team at The Trade Desk. In this role, you will lead the development of cutting-edge front-end solutions that enhance user experience and drive our product's success. You will collaborate closely with cross-functional teams, guiding junior engineers and fostering a culture of excellence in software development.

At IMC, we are pioneering the integration of agentic AI into the developer workflow for our key production systems. As a vital member of the Agentic AI engineering team, you will be instrumental in developing agents, MCP servers, and evaluation loops that ensure AI-generated code is reliable, auditable, and expedient to deploy. Collaborating closely with seasoned engineers and platform teams, you will facilitate impactful AI integrations on a large scale.Key ResponsibilitiesEnhance our platform by implementing agents, MCP servers, and supporting services that propose and execute changes to extensive codebases.Assist in the development of retrieval systems that provide AI agents and developers with accurate, real-time context from vast code repositories and design artifacts.Contribute to measuring and refining AI-generated modifications by constructing compile/test/evaluate pipelines (including static analysis, style and safety checks, performance gates, and code reviews).Utilize IMC’s best practices in concurrency, telemetry, configuration hygiene, and performance-sensitive code paths to guarantee that AI outputs are both reliable and idiomatic.Work collaboratively with teammates on experiments aimed at evaluating and enhancing AI-driven workflows.

Join our dynamic team as a Software Engineer II where you will engage in various aspects of our application alongside passionate engineers experienced in full-stack development. Our Agile scrum teams operate on a two-week sprint cycle and include a dedicated Product Owner, Scrum Master, and 5-7 developers. In your first month, you will undergo comprehensive onboarding, start developing production-grade code, and participate in pull-request reviews, immersing yourself in our collaborative culture.

Join Our Award-Winning Technology Team at RAPP Chicago! About Us: At RAPP, we are pioneers in precision marketing, driving growth with empathy and insight. Our global presence and innovative approach enable us to harness data, creativity, and technology to tailor marketing solutions that resonate with individuals. We believe in fostering an inclusive environment where every team member is valued and empowered. Our Approach: Our dedicated team of data analysts, strategists, and technologists work collaboratively to create authentic connections between brands and consumers by leveraging connected data, content, and decisioning. As part of Omnicom's Precision Marketing Group, our team of over 2,000 experts spans more than 15 global markets, committed to delivering exceptional results. Your Role: We invite a motivated Software Development Engineer in Test (SDET) with a focus on AI/ML systems to become part of our dynamic team. We value entrepreneurial thinkers who excel in fast-paced, problem-solving environments. Your Responsibilities: Design, develop, and maintain automated test scripts for functional, API, and database testing. Embrace emerging AI-driven testing solutions and modern quality engineering practices. Adhere to automation guidelines and update scripts based on project requirements. Generate and manage test data for clean test environments using CRUD principles. Collaborate with developers and QA peers to review automation scripts and ensure quality standards. Effectively communicate test results to stakeholders. Take ownership of assigned automation tasks and deliver results proactively.

Welcome to Adyen At Adyen, we are revolutionizing the financial technology landscape by providing an all-in-one solution for payments, data, and financial products for notable clients such as Meta, Uber, H&M, and Microsoft. Our mission is to empower our customers and partners through innovative technology designed for ambition. We foster an environment where our team members can thrive, supported by a culture that promotes individual growth and career ownership. As a team of motivated professionals, we take on unique technical challenges at scale, collaboratively delivering groundbreaking and ethical solutions that help businesses accelerate their ambitions. About the Customer Developer Observability Team We view our customers' success as intertwined with our own. This begins with providing an effortless integration experience for developers and partners. Our team is agile, taking full ownership of our projects from start to finish, dedicated to creating intuitive and robust technology. The Developer Observability team aims to deliver a suite of products that not only provides clarity and troubleshooting insights but also guides customers in implementing industry best practices for optimal integration performance. We are seeking a talented Software Engineer to join our team and contribute to: A full-stack team of Frontend and Backend engineers dedicated to balancing robust design with lean development, validating concepts efficiently and transitioning to highly reliable systems. Building and maintaining a comprehensive data tech stack (PostgreSQL, Kafka, Elasticsearch) that supports products like API Logs and the Developer Dashboard, delivering near-real-time insights while collaborating closely with the data engineering team to highlight performance trends and provide contextual guidance. Working with cross-functional teams to ensure a seamless and consistent integration experience for our customers. Your Responsibilities: Offer a fresh perspective on engineering practices, improvements, and opportunities. Lead complex technical projects from requirement analysis to architectural design, implementation, testing, and production launch. Collaborate closely with the product team to align on customer change scopes. Champion security, compliance, and reliability challenges.

Join Bitnomial, a leading financial technology firm, as an Exchange Software Engineer. This dynamic role offers the opportunity to work on innovative trading solutions that empower our clients in the cryptocurrency space. You will collaborate with a talented team to develop and enhance our exchange platform, ensuring high performance and reliability.

Later is a pioneering influencer marketing platform that empowers brands to craft memorable campaigns with confidence. By merging genuine creator connections, reliable insights, and expert support, Later alleviates the uncertainties associated with one of marketing's most prominent investments.Built on a robust, AI-driven platform and leveraging over a decade of unique data—including billions of social interactions, impressions, and more than $2.4 billion in verified influencer-driven sales—Later equips teams with the knowledge needed to succeed before launching their campaigns.By fusing trusted insights with professional guidance, Later simplifies influencer marketing, enabling brands to select the right creators, implement fully managed campaigns, and achieve substantial growth in awareness, engagement, and revenue. Trusted by major enterprises like Nike, Wayfair, Unilever, and Southwest Airlines, Later seamlessly combines creativity with performance, ensuring campaigns not only look impressive but also deliver exceptional results. Discover more at later.com.About this position: We are on the lookout for a Staff Engineer who possesses a solid foundation in contemporary web development technologies and is enthusiastic about building high-quality, distributed applications within our Platform’s Shared Services group. The ideal candidate is an analytical thinker who thrives in a dynamic environment, takes ownership of their responsibilities, and actively collaborates with peers, including mentoring junior team members.

Join Our Award-Winning Technology Team as a Senior SDET at RAPP ChicagoAbout Us:At RAPP, we are pioneers in precision marketing, driving growth with empathy and precision on a global scale. Our team integrates data, creativity, technology, and a deep understanding of individual needs to deliver tailored marketing solutions that resonate with diverse audiences.We believe in nurturing individuality, both in our marketing strategies and our workplace culture. Our inclusive environment fosters personal well-being and encourages innovative thinking.Our Approach:Our dynamic team of superconnectors excels in creating value through personal brand experiences, focusing on connected data, content, and decision-making. Our data analysts identify target personas, while our strategists and technologists ensure authentic connections between our clients and their customers.As part of Omnicom's Precision Marketing Group, RAPP boasts a diverse team of over 2,000 professionals across 15+ global markets.Your Role:We are seeking a proactive Senior SDET with a strong background in performance engineering. This role is perfect for someone who thrives in fast-paced environments and is eager to contribute to innovative solutions.Key Responsibilities:Design, develop, and maintain automated testing frameworks across functional, integration, and regression layers.Integrate quality assurance into feature squads, contributing to design, acceptance criteria, and code reviews.Manage test automation integration within CI/CD pipelines (GitHub Actions, CodePipeline, Jenkins).Promote testing standards, patterns, and reusable tools across engineering teams.Define and oversee performance testing strategies, including load, stress, soak, spike, and chaos testing.Collaborate with Engineering, Product, and Platform teams to establish SLO/SLA baselines.Develop performance testing standards and documentation for organizational use.Create and maintain performance test suites using tools like k6, Gatling, or Locust.Simulate realistic traffic patterns, data volumes, and concurrency profiles for AWS-hosted services.

Company OverviewZoro.com stands as a premier eCommerce platform dedicated to delivering an extensive selection of nearly 12 million tools, parts, and supplies tailored for business customers. Since our launch in 2011, we have transformed the B2B industry by providing a consumer-centric online shopping experience, solidifying our position at the forefront of digital innovation in technology and distribution. Our rapid growth has propelled us to exceed $1 billion in annual revenue, and we are excited for what lies ahead!Position Overview:We are in search of a talented Senior Software Engineer to spearhead our PROMOS team, which focuses on developing and enhancing digital promotional experiences across Zoro.com. This includes site-wide deals, targeted personalized offers, and loyalty programs.In this role, you will lead the design and implementation of scalable, secure, and reliable cloud-based solutions spanning the entire stack, from user-friendly interfaces built with Vue.js to robust backend services crafted in TypeScript. You will collaborate closely with cross-functional teams, mentor fellow engineers, and drive technological advancements that enhance both customer-facing features and core platform functionalities.Key Responsibilities:Adopt an AI-first approach, integrating AI-driven workflows into daily development practices.Participate in the design, development, testing, and maintenance of high-performance web applications, focusing on scalability, security, and reliability.Utilize TypeScript extensively for building and maintaining backend services with Node.js, as well as frontend applications.Identify opportunities for improvement in team agreements and workflows through collaboration with peers and stakeholders.Act as a proactive leader during team ceremonies, advocating for best practices and maintaining high standards of quality, agility, and maintainability.Mentor and guide engineers, empowering them to contribute effectively to team objectives.Take the lead in creating and enhancing technical documentation, ensuring accuracy, consistency, and accessibility.Own and resolve critical technical issues, ensuring efficient resolutions while identifying areas for improvement.

Array is at the forefront of financial innovation, providing a dynamic platform that enables digital brands, financial institutions, and fintech companies to swiftly launch captivating consumer products. Our comprehensive suite of credit and identity monitoring tools, privacy protection solutions, and a financial advertising marketplace is accessible through modern APIs and embeddable widgets. Through our private label offerings, we not only drive revenue but also enhance user engagement, empowering millions of consumers in their financial journeys. As a fully remote company, we value high-performing individuals who are keen to make a significant impact in the rapidly evolving fintech landscape. Our clear mission, dedication to ongoing improvement, and a culture of experimentation empower our teams to deliver top-notch products that meet the needs of our clients and users. In the role of Senior Software Engineer at Array, you will leverage your extensive software engineering expertise to lead our engineering teams in tackling the most significant challenges we face. Reporting directly to the Engineering Manager, you will be an integral part of a squad responsible for one of our key product sets. This position will commence as a contract role for a 180-day probationary period before transitioning to a full-time position. While this role is fully remote, we are prioritizing candidates based in Chicago, IL, to align with the local talent pool of Go developers.