Backend Developer

YOUR ROLEWe are seeking a talented Senior Backend Developer to join our dynamic team and contribute to the evolution of our high-volume payment processing platform. In this role, you will collaborate with diverse payment gateways, optimize transaction workflows, and uphold the integrity and reliability of our systems, ensuring seamless processing for our use…

Role Overview LPC is hiring a Development Manager in Los Angeles, CA. This position leads the development team, guiding projects from start to finish. The Development Manager works closely with colleagues across departments to coordinate efforts and deliver results on a range of development initiatives. What You Will Do Oversee project lifecycles, from planning through completion Coordinate with cross-functional teams to align on goals and timelines Ensure development initiatives are executed successfully Support LPC’s mission by driving impactful projects

Join Apex Technology Inc., where we are revolutionizing the aerospace industry by developing state-of-the-art spacecraft that fulfill the pressing needs of commercial payload companies. As the demand for satellite buses grows with the reduction of launch costs, our innovative platforms are at the forefront of this transformation.As a Flight Software Engineer, you will play a crucial role in the design, development, and ownership of the software that drives the autonomous operations of our satellite buses. Your contributions will ensure reliable, mission-critical systems operate seamlessly 24/7, empowering our spacecraft to thrive in all scenarios.You will collaborate with internal teams and external clients, aligning your technical solutions with the company's objectives and user needs. We are looking for passionate engineers eager to tackle complex challenges with a strong focus on practicality and scalability in a dynamic environment.

Are you passionate about developing future leaders? Join Alpha Insight Inc. as a Leadership Development Associate, where you will play a crucial role in shaping the next generation of leaders. In this dynamic position, you'll work closely with senior management to design and implement leadership programs that foster growth and innovation within our organization.

At Genies, we are redefining the future of digital identity through our innovative AI avatar technology. Our proprietary Genies SDK creates lifelike AI personas that think, act, and interact like real individuals. We cater to numerous applications across various sectors including enterprise, entertainment, and gaming, empowering users to engage with AI companions, NPCs, and virtual agents. With substantial funding of $200 million from notable investors such as Silver Lake, BOND, and Bob Iger, we are on a mission to ensure that every digital platform will feature an AI persona.Join us at the forefront of the interactive digital landscape! With our intuitive Avatar Framework, developers and creators can easily design and deploy AI companions that are ready for gaming environments. Our technology stack offers full customization, AI-generated fashion, and seamless integration of user-generated content (UGC), making it easier than ever to create engaging digital experiences. Backed by industry veterans and a commitment to innovation, Genies aims to be the visual and interactive foundation of the LLM-powered internet.We are seeking a dedicated and skilled Senior Backend Engineer to enhance our technology platform and drive the growth of our AI and ML systems. In this role, you will tackle complex technical challenges that arise as our backend services expand and evolve, contributing significantly to our engineering team's development.Located in our Los Angeles headquarters or San Mateo office, you will report directly to the Vice President of Engineering. Our ideal candidate brings deep expertise in programming languages such as Golang, Python, or C++, with hands-on experience in compute-intensive domains like AI and Graphics. You should possess strong leadership qualities, capable of mentoring peers while enjoying the intricacies of coding, API design, and problem-solving in a dynamic environment.

Our MissionSince its inception in 2012, Tinder® has transformed the way individuals connect, achieving a remarkable growth from 1 match to over one billion matches within just two years. This extraordinary journey highlights our commitment to fulfilling a core human desire: authentic connection. Today, our app has been downloaded over 630 million times, resulting in more than 97 billion matches, and serving approximately 50 million users monthly across 190 countries in 45+ languages - an achievement unparalleled in our industry. In 2024, Tinder was honored with four Effie Awards for our inaugural global brand campaign, “It Starts with a Swipe”™.Our ValuesOne Team, One DreamWe collaborate closely, dedicated to building Tinder for our members. Our collective success is rooted in teamwork across various functions, time zones, and innovative thinking that aligns with our vision and mission.Own ItWe embrace accountability, aiming to create a positive impact through innovation, ownership, and a relentless pursuit of excellence.Never Stop LearningWe foster a culture that encourages risk-taking and values input. We share constructive feedback, celebrate achievements, and learn from our setbacks to continually enhance our processes.Spark SolutionsAs proactive problem solvers, we focus on moving forward despite challenges, prioritizing agility and resilience to achieve our objectives.Embrace Our DifferencesWe are committed to nurturing a diverse workplace that mirrors our users. By valuing varied perspectives, we enhance the experiences we provide to both our members and our team.As a pivotal iOS engineer at Tinder, you will significantly influence and take ownership of the app's most prominent features. We are passionate about challenging the status quo, advancing architectural design, exploring emerging technologies, and creatively utilizing new innovations to deliver a globally recognized app.Where You’ll WorkThis is a hybrid role requiring in-office collaboration three times a week at our Los Angeles office.

We are seeking a talented and motivated .NET Developer to join our dynamic team at Sonsoft Inc.. As a .NET Developer, you will be responsible for designing, developing, and maintaining high-quality software applications. You will work closely with cross-functional teams to understand requirements and deliver solutions that meet our clients' needs.If you are passionate about technology and eager to contribute to exciting projects, we want to hear from you!

Join our innovative team at Sonsoft Inc. as a Microstrategy Developer. In this role, you will be responsible for developing, implementing, and supporting Microstrategy solutions that meet the business intelligence needs of our clients. Your expertise will contribute to data-driven decision-making and enhance the reporting capabilities for various stakeholders.

We are looking for a forward-thinking AI Developer to become a vital part of our innovative team. The ideal candidate will play a key role in designing, developing, and optimizing cutting-edge artificial intelligence algorithms and applications that significantly enhance our business processes and create impactful solutions.

Join our dynamic team at Search Solutions LLC as a Mobile Application Developer, where you'll create innovative applications utilizing geofencing technology to deliver real-time alerts based on users' locations. If you are passionate about mobile development and eager to contribute to exciting projects, we want to hear from you!Design and develop high-quality mobile applications for both iOS and Android platforms.Integrate with external APIs to retrieve, manipulate, and store data efficiently.Work with XML and JSON data in conjunction with a remote SQL database.Implement client-side caching to enhance application performance.Utilize your expertise in mobile application push notifications to engage users effectively.Conduct a thorough technical analysis of project requirements, producing detailed designs and writing clean, modular, and robust code. We welcome your ideas to enhance the usability and functionality of our applications.

Join Whatnot as an Engineering Manager and lead our dynamic engineering team in building innovative solutions that enhance the shopping experience for users across the platform. As a key player in our organization, you will manage a diverse group of engineers while collaborating with product management and design teams to drive the development of new features and improvements. Your leadership will be crucial in fostering a culture of creativity, quality, and collaboration.

Join StemXpert as a Middleware Operations / J2EE Software Engineer, where you will be at the forefront of our technological advancement. You will work collaboratively with cross-functional teams to develop and maintain robust middleware solutions that facilitate seamless integration of applications and services. Your expertise in J2EE technologies will play a crucial role in enhancing our operational efficiency and ensuring the reliability of our systems.

Join Freeform Future Corp as a Senior Embedded Software Engineer! In this role, you'll be at the forefront of developing innovative software solutions for embedded systems. Collaborate with a talented team to design, implement, and optimize software that powers our cutting-edge products. Your expertise will be essential in driving the success of our projects, ensuring high performance and reliability.

About RevelRevel is at the forefront of transforming the control mechanisms for critical hardware utilized in the aerospace, automotive, energy, and manufacturing industries. Our innovative software stack integrates an intuitive command and control interface, a unique programming language designed specifically for hardware management, and a high-performance runtime environment. We enable engineers to swiftly, reliably, and safely build, test, and deploy essential systems.Role OverviewWe are seeking a dedicated Software Engineer with expertise in Rust to join our dynamic and expanding engineering team. Your contributions will play a pivotal role in enhancing Revel's runtime systems, infrastructure components, and real-time functionalities, achieving unmatched reliability and performance standards.

At StubHub, we're on a transformative journey to elevate the live event experience on a global stage. Whether it's your first concert or your hundredth game, our mission is to ensure you are delighted from the moment you seek a ticket to the instant you step through the venue gates. We extend the same commitment to our sellers, whether they are individual fans selling a single ticket or promoters orchestrating a worldwide stadium tour. Our goal is to make StubHub the safest, most convenient platform for millions of fans browsing our services worldwide.Open Distribution is an innovative sector within StubHub's Product and Technology organization, dedicated to pioneering the future of partner inventory synchronization. As a Software Development Engineer II (Backend) on the Content Right Holder Tooling team, you will play a pivotal role in creating AI-driven core services, APIs, data flows, and distributed systems aimed at fostering automation and intelligent workflows utilizing OpenAI and Claude.Location: Hybrid (3 days in office, 2 days remote) – Century City, CA Your Responsibilities:Develop Backend and Agentic AI ServicesDesign and enhance backend services and agentic systems that streamline content right holder workflows, automation, and intelligent decision-making.Facilitate AI-Powered Workflows - Integrate AI capabilities like automated validation, diagnostics, recommendations, and guided workflows via backend services and supporting APIs.Continuous Platform ImprovementEngage with Distributed and Data-Driven Systems - Contribute to services managing data ingestion, synchronization, and processing at scale, prioritizing accuracy and resilience.Translate Product Requirements into Functional Systems - Turn product ideas into operational systems, collaborating across frontend and backend to deliver cohesive features.Ensure System Reliability and Operability - Develop systems that are observable, debuggable, and resilient, while enhancing platform performance in real-world scenarios.

The aerospace industry faces a critical demand for innovative spacecraft solutions. With the recent surge in launch vehicles and decreasing costs to orbit, a growing number of companies are entering the space sector, necessitating advanced commercial spacecraft platforms, known as satellite buses. These satellite buses are essential for carrying payloads into space and are designed for optimal performance during launches.At Apex, we specialize in manufacturing these satellite buses at scale, leveraging cutting-edge technology in software, vertical integration, and hardware tailored for efficient manufacturing processes. Our spacecraft play a pivotal role in shaping the future of society, contributing to applications ranging from Earth observation to advanced communications.Join us on our mission to provide humanity with access to the galaxy beyond our planet!

Join Hadrian — Pioneering the Future of ManufacturingAt Hadrian, we are revolutionizing aerospace and defense manufacturing with our autonomous factories, enabling companies to produce rockets, satellites, jets, and ships up to 10 times faster and at half the cost. By integrating cutting-edge software, robotics, and comprehensive manufacturing processes, we are redefining the landscape of American production.Recently, we secured a $260 million Series C funding to further our mission. Our new state-of-the-art factory in Mesa, Arizona, spans 270,000 square feet and will create 350 jobs immediately. With an expanding headquarters and the launch of Hadrian Maritime for naval production, along with our innovative Factory-as-a-Service model delivering complete systems, we are poised for significant growth.Collaborating with startups, Tier 1 and Tier 2 suppliers, and major defense contractors, we aim to scale production, minimize costs, and expedite delivery for mission-critical programs. Backed by top-tier investors including Lux Capital, Founders Fund, and Andreessen Horowitz, our rapidly growing team shares a commitment to reindustrializing American manufacturing for the 21st century and beyond.Your RoleAs a Fullstack Software Engineer, you will have the opportunity to work across multiple internal products and teams:Flow — Our FactoryOS, a core platform featuring applications that model, manage, and automate a highly intricate network of factories.Copilot — A suite of manufacturing automation tools that enhance critical factory processes such as quoting, CAM programming, and CMM programming.Factory Automation — Focused on developing robotic cells and the software that powers them.We offer a diverse array of applications for those eager to innovate in manufacturing software.Note: Experience in aerospace, defense, or manufacturing is not a prerequisite for success in this role.Your ResponsibilitiesDesign, architect, implement, and deploy vital applications that drive revenue and create a meaningful impact.Lead a product vertical with the potential to build and mentor a team as the role evolves.Engage in cross-functional collaboration to refine and enhance our software products.

ABOUT YOUWe are seeking a passionate and dynamic Developer Evangelist – Community Engagement to become the face of Xsolla within the game developer community. In this role, you'll foster trust, drive engagement, and advocate for our solutions across both online and offline platforms. Your primary focus will be on creating technical content, including coding tutorials, SDKs, and APIs, while also enhancing community presence and establishing valuable relationships that empower game developers to discover, implement, and thrive using Xsolla’s offerings.You will serve as a narrator and connector—simplifying complex technical concepts into engaging and comprehensible content while ensuring that Xsolla maintains a strong, respected voice in key developer circles.ABOUT USXsolla is a global leader in gaming commerce, providing an array of tools and services designed to help developers tackle the unique challenges of the video game industry. From independent studios to AAA titles, we partner with game developers to assist them with funding, distribution, marketing, and monetization strategies. With a steadfast belief in the future of gaming, Xsolla is committed to connecting opportunities and continuously offering new resources to creators. Based in Los Angeles, California, we have supported over 1,500 game developers in reaching wider audiences and expanding their businesses globally. We empower developers with diverse paths to profitability and success, ensuring they have everything they need to enjoy the journey.For further details, visit us at xsolla.com.

We are seeking a talented PEGA Developer to join our innovative team. In this role, you will leverage your expertise in PEGA technologies to design, develop, and implement robust applications that meet our clients' needs. You will collaborate with cross-functional teams to ensure seamless integration and effective performance of PEGA solutions.

Zoo is building a modern hardware design toolkit aimed at reshaping the mechanical CAD industry. Founded in 2021 and backed by Embedded Ventures, the company operates from Los Angeles, California, with both local and remote team members. The team is focused on delivering advanced infrastructure and tools for hardware creators, addressing gaps in current CAD solutions. Role overview This Senior Frontend Software Engineer role centers on developing and refining Zoo Design Studio, an open-source CAD modeling application. The product uses a DSL-driven approach, combining a traditional CAD UI for code generation and editing with real-time 3D scene streaming from a remote graphics engine. The position involves close work with backend systems, especially integrating UI features that modify DSL code, trigger executions using Rust/Wasm, and interact with the backend through a WebSocket API. What you will do Develop and enhance the frontend of the modeling application, with a strong focus on performance and user experience Work closely with backend developers to ensure features are integrated smoothly Who thrives here Curious individuals who enjoy learning and exploring new approaches People who keep the user experience at the center of their work Engineers comfortable working independently and asynchronously, while also contributing as collaborative team members Requirements Significant experience building high-performance, scalable web applications Deep expertise in frontend performance optimization Ability to contribute to both frontend feature development and integration with backend APIs Learn more about the project: Zoo Design Studio on GitHub.