Senior Software Engineer In Language Development jobs in Los Angeles – Browse 1,560 openings on RoboApply Jobs

Senior Software Engineer In Language Development jobs in Los Angeles

Open roles matching “Senior Software Engineer In Language Development” with location signals for Los Angeles. 1,560 active listings on RoboApply Jobs.

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companyZoo logo
Full-time|$145K/yr - $195K/yr|Hybrid|Los Angeles, California, United States

Zoo is building a modern hardware design toolkit aimed at transforming the CAD industry. The company is based in Los Angeles and supports both local and remote teams. Since its founding by Embedded Ventures in 2021, Zoo has focused on creating advanced infrastructure and tools for mechanical CAD, addressing the gap between current software and the demands of today’s hardware design. Role overview The Senior Software Engineer in Language Development will play a central role in advancing Zoo’s next-generation CAD platform. The position centers on KCL, Zoo’s programming language for 3D design. Responsibilities include designing new language features, improving usability, and enhancing the interpreter runtime. This engineer will also integrate KCL into Zoo Design Studio, the company’s custom IDE, allowing users to build KCL programs through a point-and-click interface. What you will do Design and refine features for the KCL programming language Improve the interpreter runtime for better performance and usability Integrate KCL into Zoo Design Studio, enabling intuitive program creation Work with Rust, WebAssembly, and TypeScript to develop advanced developer features Collaborate closely with the engineering team to shape interactive, code-driven design tools For more details about KCL, see the KCL book. Requirements Extensive experience with functional programming languages and interpreters Strong background in modern web technologies Ability to work independently and as part of a collaborative team Curiosity and a drive to explore new approaches Focus on improving user experience

Apr 29, 2026
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companyRenesas Electronics Corporation logo
Senior Software Development Engineer

Renesas Electronics Corporation

Full-time|On-site|Los Angeles

Renesas Electronics Corporation seeks a Senior Software Development Engineer based in Los Angeles. This position centers on creating software that enables new electronic devices used in automotive, industrial, and consumer applications. Key responsibilities Design and build software solutions for next-generation electronics Collaborate with multidisciplinary engineering teams Apply technical expertise to projects that influence products across several industries This role offers the chance to work on technology that reaches a broad range of markets and end users.

Apr 22, 2026
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companyRenesas Electronics Corporation logo
Senior Software Development Engineer

Renesas Electronics Corporation

Full-time|On-site|Los Angeles

Role overview Renesas Electronics Corporation seeks a Senior Software Development Engineer based in Los Angeles. This position centers on creating and delivering new software solutions that support the company’s next-generation products. Responsibilities include designing and developing software, as well as implementing features that enhance existing systems. The role requires close collaboration with colleagues from various departments to move technology forward and address complex challenges. Key responsibilities Design and develop new software for advanced product lines Enhance and maintain existing software systems Work cross-functionally with other teams to support technology initiatives Location This role is based in Los Angeles.

Apr 22, 2026
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companyRenesas Electronics Corporation logo
Senior Software Development Engineer

Renesas Electronics Corporation

Full-time|On-site|Los Angeles

Renesas Electronics Corporation seeks a Senior Software Development Engineer based in Los Angeles. This position centers on designing, developing, and implementing software solutions that solve complex client challenges. The work directly affects product quality and customer satisfaction. Main responsibilities Design and build software products that meet both technical and business requirements Collaborate with cross-functional teams to deliver reliable, high-quality solutions Mentor junior engineers and share technical knowledge within the team Conduct code reviews and help maintain best practices across the group Role impact Work in this role will shape Renesas Electronics Corporation's product lineup and enhance the experience for end users and clients.

Apr 22, 2026
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companyRenesas Electronics Corporation logo
Senior Software Development Engineer

Renesas Electronics Corporation

Full-time|On-site|Los Angeles

Join Renesas Electronics Corporation as a Senior Software Development Engineer, where you will lead the design and development of innovative software solutions. Collaborate with cross-functional teams to deliver high-quality products that meet customer needs. Your expertise will drive the enhancement of our software architecture, ensuring scalability and performance.

Apr 11, 2026
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companyFreeform Future Corp logo
Full-time|On-site|Los Angeles, CA (On-site)

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.

Apr 2, 2026
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companyZoo logo
Full-time|$145K/yr - $195K/yr|Remote|Los Angeles, California, United States; Remote

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.

Apr 29, 2026
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companyXsolla logo
Full-time|On-site|Canada

ABOUT USJoin Xsolla, a leading global commerce company dedicated to empowering game developers with innovative solutions to navigate the complexities of the gaming industry. Whether you're part of an indie team or a AAA studio, Xsolla partners with you to enhance funding, distribution, marketing, and monetization strategies for your games. We are passionate about the future of gaming and are committed to creating new opportunities for creators around the world. Based in Los Angeles, California, Xsolla proudly serves as the merchant of record for over 1,500 game developers, helping them connect with more players and expand their businesses. Discover a world of possibilities in gaming with Xsolla.For further insights, please visit xsolla.com.

Oct 28, 2025
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companySpeechify logo
Full-time|On-site|Los Angeles, CA, USA

Speechify seeks a Senior Software Engineer to join the Core Experiences team in Los Angeles, CA. This position centers on building and refining features that influence how people use and enjoy Speechify’s products. Key responsibilities Design and develop new product features aimed at improving user experience Work closely with teammates to address technical challenges Contribute to projects that directly affect how users interact with Speechify Location This role is based in Los Angeles, California.

Apr 25, 2026
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companyRe:Build Manufacturing logo
Full-time|$115K/yr - $170K/yr|On-site|Los Angeles, CA

About Re:Build Manufacturing Re:Build Manufacturing is an innovative and expanding collective of industrial and engineering enterprises, dedicated to merging advanced technologies with operational excellence and strategic mergers and acquisitions to forge the next generation of industrial capabilities in America. At Re:Build, we harness extensive expertise in engineering, operations management, and technology to amplify the performance of our member companies. Our principled operating culture encourages transparency and integrity, leading to differentiated outcomes in a dynamic environment that fosters personal and professional growth. Founded with the vision to establish a sustainable and profitable model for revitalizing U.S. manufacturing, Re:Build has curated a robust suite of complementary services and business lines that allow us to cater to various end markets. Our acquired companies specialize in build-to-print and on-demand engineering and design services, leveraging their collective knowledge to advance into sophisticated program development and production, alongside developing our proprietary products. Our unique capabilities enable us to manage highly complex systems and products, providing a wide range of services, including product and systems design, automation, fabrication, assembly, and large-scale contract manufacturing. Our clientele spans diverse sectors such as aerospace, defense, mobility, healthcare, pharmaceuticals, biotechnology, clean technology, chemicals, energy, lifestyle, food production, and industrial equipment.

Feb 19, 2026
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companyReddit, Inc. logo
Full-time|$190.8K/yr - $267.1K/yr|On-site|Los Angeles, CA

Join Reddit's Quality Engineering team as a Senior Software Engineer specializing in Android Test Engineering. In this role, you'll collaborate with cross-functional teams to create and enhance testing frameworks and tools that uphold the highest quality standards across our development processes. Your contributions will play a vital role in ensuring that all engineering teams at Reddit are equipped with the resources they need to deliver exceptional software experiences to our users.

Feb 9, 2026
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companyStubHub Inc. logo
Full-time|$200K/yr - $250K/yr|Hybrid|Los Angeles, California, United States

StubHub connects millions of fans and sellers with live events around the world. The company’s platform supports everyone from first-time concertgoers to major tour promoters, aiming for a secure and straightforward experience from ticket search through event entry. StubHub’s commitment extends to both buyers and sellers, working to keep the platform safe, reliable, and easy to use at every step. Role Overview The Senior Software Engineer - Supply Platform will help shape how users and sellers interact with StubHub’s marketplace. This role involves designing and building new technologies and complex features that support the company’s global reach. Senior engineers here influence commercial and product strategy, weighing user needs alongside business priorities. Initiative and creative problem-solving are valued, along with a willingness to mentor and set a positive example for peers. Leadership and collaboration are part of daily life at StubHub. Work Location This is a hybrid position based in Los Angeles, California. Team members work onsite three days per week and remotely for two days. StubHub’s offices for this role are in Aliso Viejo or Century City, CA. About the Supply Platform Team The Supply Platform team manages the systems that handle ticket inventory for sellers. The focus is on automation, efficient processes, and simple APIs to keep operational costs low. The team maintains services that keep ticket listings current and compliant with fraud prevention measures and country-specific legal standards, supporting smooth transactions for buyers and sellers alike.

Apr 16, 2026
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companyTwitch Interactive, Inc. logo
Full-time|On-site|Los Angeles, CA

Join Twitch as a Senior Software Development Manager specializing in Engagement Growth, where you'll lead a team of talented developers in creating innovative solutions to enhance user engagement. This role requires a strategic mindset, technical expertise, and a passion for fostering a collaborative environment.

Mar 9, 2026
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companyStubHub logo
Full-time|$200K/yr - $250K/yr|Hybrid|Los Angeles, California, United States

At StubHub, we strive to revolutionize the live event experience worldwide. Whether it’s a first-time attendee or a seasoned concertgoer, our goal is to enhance their journey from the initial ticket search to the moment they enter the venue. We equally prioritize our sellers, from individual fans to large-scale promoters, aiming to make StubHub the safest and most convenient platform for ticket offerings to millions of fans globally.We are on the lookout for a skilled Senior Software Engineer to join our Platform Runtime team. In this pivotal position, you will be instrumental in designing, developing, and maintaining a comprehensive suite of SDKs, services, shared packages, and tools that boost efficiency across our engineering organization. About the TeamThe Platform Runtime team's mission is to create an intuitive, high-performance cross-language runtime environment utilized by hundreds of StubHub services. We focus on implementing industry best practices to address critical engineering challenges, including configuration management, connectivity, caching, and messaging. Location: Hybrid (3 days in office/2 days remote) – New York, NY or Century City, CA or Aliso Viejo, CAYour Responsibilities:Design and develop SDKs, services, shared packages, and tools to improve engineering efficiency and productivity.Create a user-friendly cross-language runtime environment that acts as a container for business/customer-facing services.Architect and implement high-performance, scalable services utilized by internal teams.Act as a subject matter expert (SME) in distributed caching and messaging, with a strong grasp of relevant design patterns.Work closely with engineering teams to identify technical inefficiencies and propose scalable solutions and engineering patterns.Lead initiatives to enhance performance and scalability across our platform.Promote best practices in software development, ensuring high standards of quality and efficiency.Excel in a collaborative environment, driving innovation and fostering a culture of continuous improvement.

Feb 19, 2026
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companyaxs logo
Full-time|On-site|Los Angeles, CA

Role overview axs seeks a Senior Software Engineer in Los Angeles, CA to focus on B2B solutions. This position involves developing and enhancing software applications that drive the company’s business-to-business services. What you will do Design, build, and maintain software tailored for B2B clients Collaborate with teams across axs to deliver stable, high-quality applications Contribute to technical decisions that align with client needs and business objectives

Apr 20, 2026
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companyAEG Worldwide logo
Full-time|On-site|Los Angeles, CA

Role overview AEG Worldwide seeks a Senior Software Engineer in Los Angeles, CA to focus on B2B solutions. The position involves designing and building software that supports both internal business operations and external client partnerships. Key responsibilities Design and implement software solutions tailored to B2B requirements Collaborate with teams across AEG Worldwide to deliver reliable, high-quality products Apply technical expertise to projects aligned with business goals and client needs Collaboration This role works with cross-functional groups to ensure software aligns with client expectations and advances AEG Worldwide’s business objectives.

Apr 20, 2026
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company
Full-time|On-site|Los Angeles

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!

Feb 6, 2026
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companyMetropolis logo
Full-time|$170K/yr - $170K/yr|On-site|Los Angeles, California, United States

About UsAt Metropolis, we are at the forefront of building artificial intelligence that transforms the real world into a responsive environment. We are pioneering the Recognition Economy—a vision for the future where repetitive tasks fade away, and being recognized opens doors to access, comfort, and belonging. Our innovations are reshaping parking into a seamless experience for millions while extending our intelligence layer across retail and hospitality. Join us in creating a world that feels instinctively magical. The future is already here, and we need innovative builders and problem solvers like you.Your RoleWe are looking for an experienced Senior Software Engineer with a focus on Backend development to join our Advanced Technologies team. In this position, you will design, develop, and maintain scalable backend systems that accurately model vehicle locations by integrating state-of-the-art hardware with advanced machine learning techniques. You will utilize a modern tech stack, including Java, Scala, gRPC, Redis, MySQL, Kubernetes, and Kafka, to deliver high-performance, reliable services. If you’re excited about tackling complex technical challenges and thrive at the intersection of distributed systems, real-time data processing, and scalable infrastructure, we want to hear from you.Your ResponsibilitiesDevelop robust, scalable backend services using Java and Scala for mission-critical operations.Design and implement gRPC APIs to facilitate high-performance, real-time data transfer between services.Utilize Redis and MySQL to ensure efficient data storage and retrieval, maintaining reliability and low-latency access.Deploy and manage microservices on Kubernetes, optimizing for scalability, resilience, and cost-effectiveness.Work with Kafka to create scalable, event-driven architectures for real-time data streaming and processing.Collaborate with Hardware, Machine Learning, and Operations teams to ensure seamless integration and provide necessary tooling.Analyze and resolve performance and scalability bottlenecks while prioritizing system reliability and data integrity.

Feb 4, 2026
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companyMajor League Baseball logo
Full-time|$150K/yr - $185K/yr|On-site|Los Angeles, California

The Streaming & Media Engineering Team at Major League Baseball is on the lookout for a talented Senior Software Engineer to enhance our Los Angeles, CA office. In this pivotal role, you will contribute to the development of innovative platforms that deliver exceptional fan experiences across MLB’s streaming services, encompassing live and on-demand video processing, real-time content insertion, and sophisticated orchestration software integrated with the latest broadcast technologies. As a vital team member, you will architect, build, and maintain robust distributed systems within MLB’s streaming framework, while actively engaging in coding, steering technical strategies, and participating in design and code reviews. Close collaboration with cross-functional teams in engineering, product development, and operations will be essential to success.

Apr 13, 2026
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companyThe Trade Desk logo
Full-time|On-site|Bellevue; Boulder; Denver; Los Angeles; Seattle; Ventura

Join our dynamic team at The Trade Desk as a Senior Software Engineer specializing in Observability and Incident Response Management (IRM). In this role, you will be instrumental in developing and enhancing our observability solutions, ensuring seamless incident management processes. Your expertise will contribute to building robust systems that provide insights and drive operational excellence.We are looking for an innovative engineer who thrives in a fast-paced environment and is passionate about creating high-quality software solutions. You will collaborate with cross-functional teams, utilizing cutting-edge technologies to improve our monitoring systems and streamline incident response.

Apr 7, 2026

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