Senior Software Engineer - Developer Experience

Replit Inc. creates a platform where millions can build software using natural language. By lowering traditional barriers, Replit is changing how applications are built and shipped. Role overview The Senior Developer Experience Engineer focuses on making engineering at Replit more efficient and enjoyable. This hybrid position is based in Foster City, CA, with in-office days on Monday, Wednesday, and Friday. The role spans Replit’s codebases, internal tools, and developer workflows, aiming to remove obstacles and help engineers deliver features quickly and reliably. Supporting developer experience at Replit means smoothing out daily work, reducing operational pain points, and ensuring teams can release new features with less friction. The position works across teams to support every engineer who ships code at Replit. Key responsibilities Maintain and improve internal codebases, tools, and workflows for Replit’s engineering teams Partner with the AI team to advance the internal AI platform, which is responsible for generating over 60% of merged pull requests Refine strategies for the Agent’s default stack and enhance its outputs Work with product and infrastructure teams to ensure technical decisions benefit both developer productivity and customer value Requirements Strong technical skills and experience working with large, complex codebases Ability to assess how infrastructure choices affect both engineers and end users Experience collaborating across teams and influencing developer experience at a broad level This is one of the first roles at Replit dedicated to developer experience, offering significant influence and opportunities for career growth as the team grows.

Role overview The Senior Software Engineer II for Developer Experience at Carta will design and build tools and systems that support engineering teams. The focus is on making workflows more efficient and enabling teams to deliver high-quality products. What you will do Collaborate with cross-functional groups to identify and address challenges in developer workflows Develop and enhance tools that make software development more scalable and intuitive Use software engineering skills to create solutions that improve daily life for engineers Support systems that help Carta teams deliver products aligned with client needs Location This role is based in San Francisco, CA; Santa Clara, CA; or New York, NY.

At Worth AI, a frontrunner in the computer software sector, we are on the lookout for a Senior Software Engineer to become a vital part of our Platform team. Our mission is clear: to enhance the efficiency, reliability, and satisfaction of our engineering organization. In this pivotal role, you will not only craft features for end-users but also develop the essential tools that empower our engineers. As a catalyst for change, you will pinpoint friction points in the development lifecycle, design cohesive patterns, and address technical debt that hinders our progress. You will wear many hats – as an architect, investigator, and educator.Key ResponsibilitiesEngage with engineering teams through regular interviews to uncover pain points in their workflows and prioritize the development of tools or architectural changes that mitigate these issues.Design and implement reusable patterns using Nest.js, React.js, and TypeScript to enable engineers to deliver high-quality, performant services effortlessly.Tackle systemic performance challenges, optimizing slow PostgreSQL queries and refining Kafka producer/consumer patterns to ensure dependable message delivery.Oversee and enhance our Kubernetes and ArgoCD configurations to guarantee seamless, automated, and secure deployments across the organization.Lead complex, cross-team technical initiatives such as re-architecting shared libraries and evolving our service-to-service communication, driving them to successful resolution.Identify overly complex or “sticky” codebases and spearhead efforts to refactor them into maintainable, testable, modern modules.Mentor and coach engineers throughout the organization, aiding in their technical skill enhancement and understanding of our core architecture.Research, prototype, and deploy new internal tools, libraries, or frameworks that elevate CI/CD processes, local development, or system observability.Introduce new frameworks or architectural changes and provide comprehensive documentation, workshops, and one-on-one support to facilitate successful adoption.Lead by example in code reviews, guiding others on maintainable design, testing strategies, and risk mitigation at the system level.Communicate intricate technical trade-offs effectively across functions, utilizing empathy and self-awareness to navigate conflicts and align varying perspectives.Technology StackLanguages & Runtimes: Node.js, TypeScriptFrameworks: Nest.js, React.jsData & Messaging: PostgreSQL, Kafka, Redis, RedshiftInfrastructure & Orchestration: Kubernetes, ArgoCDMonitoring: DataDog

Role overview The Senior Software Engineer, Core Experiences, will help shape and improve the software at the heart of Speechify’s products. This work aims to deliver dependable performance and a strong user experience throughout the platform. What you will do Design, build, and refine core features for the Speechify platform Collaborate with engineering, product, and design teams to deliver new functionality Contribute to the full development cycle, from initial concept through deployment Support high standards for usability and performance across the product Location This role is based in Pasadena, CA, USA.

Join Justworks as a Senior Developer Experience Engineer, where you will play a pivotal role in enhancing our developer experience, streamlining workflows, and fostering innovation. You will collaborate closely with cross-functional teams, ensuring developers have the tools and resources they need to thrive. Your expertise will directly impact the efficiency and satisfaction of our engineering teams.

At Bubble, our mission is clear: to democratize software creation, allowing anyone with a vision to transform their ideas into functional applications. Our AI-driven visual development platform enables aspiring entrepreneurs and established teams alike to bring concepts to life seamlessly across web, iOS, and Android without writing or managing code.As the only full-stack, cross-device no-code platform with over 5 million users globally, Bubble is revolutionizing entrepreneurship and innovation.Our Achievements:Our platform has proven successful, with entire VC-backed businesses emerging from Bubble. After eight years of bootstrapping and validating our product in the market, we secured a $100 million Series A funding round, establishing ourselves as one of the fastest-growing companies in New York's tech scene. With Bubble, you can create almost anything, as evidenced by our thriving community. Entrepreneurs have successfully launched products that have turned into real businesses, such as Mailead, which grew a $10k investment into a $2M valuation, and Faceless.video, achieving over $1M in annual recurring revenue in less than a year.About the Core Developer Experience Team:The Core Developer Experience (DX) Pod is dedicated to enhancing the productivity, quality, and satisfaction of engineers working on Bubble's core product. We aim to modernize the developer environment, streamline workflows, and promote sustainable velocity for the entire Core organization.Our focus is on improving the pre-deployment developer experience, particularly in frontend enhancements. Our initiatives include upgrading tools and libraries, transitioning away from outdated frameworks, enhancing our internal design system, expediting testing and bundling processes, and addressing technical debt that inhibits product delivery.Some projects we lead directly, while others involve creating standards and frameworks to empower other core teams to adopt best practices. By enabling engineers to work more efficiently and confidently, we aim to foster a more productive environment.

About SentryAt Sentry, we believe that poor software is a thing of the past. Our mission is to empower developers to create high-quality software more efficiently, allowing us to enjoy the technology we love.With over $217 million in funding and a community of more than 100,000 organizations backing our vision, we are developing advanced performance and error monitoring tools used by industry leaders such as Disney, Microsoft, and Atlassian, enabling them to focus on innovation rather than bug-fixing.We embrace a hybrid work model across our global offices, designating Mondays, Tuesdays, and Thursdays as in-office days to foster meaningful collaboration. If you are passionate about creating tools that enhance the digital experience, join us in building the future of software monitoring.About the RoleOur Developer Experience team is expanding in San Francisco! This role is hybrid and requires you to be based at our headquarters. We are searching for an innovative builder with a strong viewpoint on exceptional developer documentation.If you are an individual who enjoys experimenting with the latest features in your favorite tools, loves exploring new JavaScript frameworks, and is frustrated by inaccurate code snippets or documentation, then this role at Sentry is perfect for you. The Developer Experience team merges the excitement of shipping cutting-edge products with ensuring developers can use them effectively.If you are confident in collaborating with Product and Engineering teams to test and launch new features, and possess the ability to dive in and solve complex problems while maintaining a keen eye for quality documentation, this could be your dream job.As part of Sentry's Developer Experience team, you will be a builder constantly seeking ways to simplify the experience for developers using our tools. You will engage with the technical community to understand their challenges, support developers, gather feedback, and assist our product and engineering teams in releasing new features.In this role, you will be expected to bring solutions to the table, propose product strategies, identify necessary resources and partnerships, and execute your plans effectively.

About Speechify Speechify helps people consume information in new ways. Users can listen to articles, documents, and books on their own schedule, using tools that support efficient learning. The company leads its sector and continues to grow quickly. Role Overview The Core Experiences Team at Speechify builds and maintains the core services and SDKs that power the product across platforms. This Senior Software Engineer role sits at the intersection of product and infrastructure. The team values strategic thinking, clear API design, and streamlined systems that make a real difference for users. What You Will Do Work with Product Teams to define project scopes, break down tasks for faster customer feedback, balance integration and user experience across teams, and implement solutions through Speechify’s cross-platform SDK. Improve existing features for faster load times and smarter content parsing by designing efficient abstractions and refining algorithms. Deploy cloud functions, lightweight backend services, and tasks using Kotlin. Location This position is based in San Diego, CA, USA.

About KustomerKustomer is the leading conversational CRM platform dedicated to optimizing each customer interaction. With advanced features like AI and Automation, a no-code configuration, and a unified data platform that integrates information from various sources, Kustomer enables businesses to enhance efficiency and provide personalized service across all channels, ensuring every engagement is significant and memorable. Trusted by top customer service brands such as Sweetgreen, Starz, Vuori, Resy, and Cotopaxi, Kustomer is at the forefront of customer experience innovation.Founded in 2015 by visionary entrepreneurs Brad Birnbaum and Jeremy Suriel, Kustomer has successfully secured over $230 million in funding from prominent VCs. In 2020, Meta announced its intent to acquire Kustomer, completing the acquisition in 2022. Kustomer is now part of Meta’s Business Messaging Group, aiming to revolutionize communication between people and businesses through modern messaging channels.In 2023, Kustomer emerged as an independent entity backed by original investors, Battery, Redpoint, and Boldstart Ventures, securing an additional $60 million. A $30 million Series B funding round led by Norwest was announced in 2025, reflecting strong confidence in our vision and propelling our growth forward: expanding our AI-driven platform, accelerating product innovation, and enhancing our outstanding team.Our Krew is composed of dedicated and collaborative individuals who are passionate about their work and the people they assist. We are continuously growing and seek individuals eager to learn and embrace challenges daily. With a commitment to a remote-friendly culture, our team members are located across the U.S. and U.K., gathering annually for Kamp Kustomer.About the RoleKustomer is on the lookout for a transformative Developer Experience Engineer to join our Foundation team. In this pivotal role, you will enhance the developer experience throughout the engineering organization by identifying pain points, modernizing tools, and empowering engineers to work more efficiently. As a founding engineer, you will establish this function from the ground up, developing and refining systems, workflows, and AI-driven tools that engineers depend on daily, with a focus on impactful solutions.

Join Roblox as a Senior Software Engineer focused on enhancing our Ads Experience through innovative C++ development. In this pivotal role, you will collaborate with cross-functional teams to design, implement, and maintain high-performance advertising systems that drive user engagement and revenue.As a member of our dynamic engineering team, you will leverage your expertise in software development to create solutions that are not only efficient but also scalable. Your contributions will directly impact the user experience on our platform as you work on cutting-edge technologies in a fast-paced environment.

Join BillionToOne as a Senior Software Engineer focused on enhancing digital experiences. In this role, you will leverage your expertise in software development to design, implement, and optimize innovative solutions that improve user engagement and satisfaction. Collaborate with cross-functional teams to create seamless digital interactions that align with our mission to revolutionize healthcare technology.

About Speechify Speechify helps people access information in ways that fit their lives. Articles, documents, and books become audio, letting users listen at their desk, on the move, or whenever it suits them. The team builds tools that simplify and speed up learning. As audio transformed entertainment, Speechify is reshaping how information is consumed, earning a leading spot in its field and fueling rapid growth. Role Overview: Senior Software Engineer, Core Experiences The Core Experiences Team at Speechify builds and maintains the services and SDKs that power product experiences across multiple platforms. This group sits at the crossroads of product and infrastructure, designing APIs and systems that directly impact how users interact with Speechify. The team values strategic thinkers who enjoy shaping both the underlying architecture and the user-facing experience. What You Will Do Collaborate with Product Teams to define project scopes, balance integration and user experience tradeoffs, and deliver solutions using Speechify’s cross-platform SDK. Improve existing features for better performance, including faster load times and smarter parsing, by refining abstractions and optimizing algorithms. Develop cloud functions, lightweight backend services, and jobs, primarily using Kotlin. Who Thrives in This Role Engineers who approach problems with a systems mindset, focusing on comprehensive design and valuing simplicity in solutions. Those who work quickly and make thoughtful decisions, recognizing which features can ship fast and which need more refinement. People comfortable in a high-growth startup, able to switch between collaborative work and focused independent tasks. Strong communicators who work well with designers, marketers, and product managers, and can inspire and negotiate effectively across teams. Location Atlanta, GA, USA

About Speechify Speechify helps people listen to articles, documents, and books with ease. Our tools let users access information at their own pace, whether at a desk or on the move. As the top app in our category, we continue to grow and shape how people consume audio information. Role Overview: Senior Software Engineer, Core Experiences The Core Experiences Team builds and maintains the core services and SDKs that drive Speechify across platforms. This team sits at the intersection of product design and infrastructure. The role suits someone who enjoys both strategic problem-solving and hands-on engineering, especially when it comes to designing APIs and systems that directly impact users. What You Will Do Work with Speechify’s Product Teams to define project scopes, speed up feedback loops, weigh integration and user experience trade-offs, and deliver solutions through our cross-platform SDK. Improve existing features by designing better abstractions and optimizing algorithms for faster load times and smarter parsing. Build cloud functions, lightweight backend services, and tasks using Kotlin. What We Look For Strong systems thinker who values simple, effective design and understands how to optimize complex systems. Ability to move quickly, generating ideas and knowing which ones to act on immediately versus those needing more development. Focus and discipline to thrive in a growing startup, with good judgment about when to collaborate and when to work independently. Excellent collaboration skills, able to work well with designers, marketers, and product managers. Location Phoenix, AZ, USA

Speechify seeks a Senior Software Engineer in Plano, TX to focus on Core Experiences. This position plays a key role in shaping and refining the features that define how users engage with Speechify’s products. Role overview The Senior Software Engineer will build and enhance software features that influence user interaction. This work supports the ongoing growth and improvement of Speechify’s core offerings. What you will do Design, develop, and implement new features aimed at improving the user experience Collaborate with cross-functional teams to deliver solutions that meet client needs Support the evolution of Speechify’s core product experiences through hands-on contribution

Role overview Speechify is looking for a Senior Software Engineer to join the Core Experiences team in Savannah, GA. This role centers on enhancing and expanding the software behind Speechify’s main products. The focus is on building features that help users read and learn with greater ease. What you will do Collaborate with colleagues across teams to design and develop new software features Create solutions that meet high standards for quality and performance Deliver user-facing improvements that make Speechify’s tools more accessible and enjoyable Impact Work in this position directly shapes how users interact with Speechify’s products. The aim is to provide smooth, reliable, and engaging reading and learning experiences.

Join CoreWeave as a Senior Software Engineer on our Developer Experience - Delivery Team, where you'll be instrumental in ensuring the reliability, scalability, and usability of our core application management platform. This role involves leveraging modern Kubernetes practices to develop and enhance internal services, allowing our teams to efficiently manage application lifecycles within our cutting-edge cloud infrastructure. Collaborate with a talented group of engineers to tackle diverse challenges in a supportive and high-performing environment.

Role Overview CarGurus is hiring a Software Engineer II to focus on developer experience in Boston, Massachusetts. This position centers on making life easier for fellow engineers by improving the tools and frameworks they use every day. What You Will Do Work with cross-functional teams to identify and address pain points in the software development process Design and implement solutions that streamline workflows for engineering teams Build and maintain internal tools and frameworks that help teams deliver reliable, high-quality products About the Team This group collaborates closely with engineers across CarGurus to support efficient, effective software delivery. The focus is on practical improvements that make a real difference in daily development work.

At Forge, we understand that our team is our most valuable asset. As pioneers in private market technology, we aim to create a more prosperous future for all. Our core values of boldness, accountability, and humility guide us as we work to enrich the world, supporting teams behind groundbreaking innovations—from space exploration to artificial intelligence.Our comprehensive liquidity solutions, exclusive data insights, custody offerings, and a thriving marketplace are designed to establish a state-of-the-art technology framework that facilitates a global private market—one that is transparent, accessible, and seamless for companies, employees, and investors alike. Through Forge, employees can sell their private shares, employers can offer pre-IPO liquidity to shareholders, and both individual and institutional investors can tap into the growth of private unicorns.Our unique global marketplace meets the burgeoning demand from individual and institutional investors seeking exposure to private company stocks, fostering a growing network effect.As we expand to accommodate increasing interest from investors and demand from customers, we are looking to grow our team to better serve more companies, teams, and innovators.The Role:We are in search of an exceptionally skilled full-stack engineer, with a strong emphasis on front-end development using React, TypeScript, and Server-Side Rendering (SSR) principles. This position is perfect for an engineer who possesses extensive knowledge of contemporary front-end technologies and is dedicated to delivering high-quality work.The ideal candidate will demonstrate an unwavering commitment to customer satisfaction, lead by example, and excel in collaborative, cross-functional settings.

Seeq Corporation builds industrial data analytics tools that help organizations turn complex process data into practical insights. As the company grows, Seeq is investing in a stronger developer experience to support both internal engineering teams and external clients working with its platform. Role overview The Staff Software Engineer - Developer Experience will lead efforts to design and deliver tools, frameworks, and systems that make development smoother and more productive. This work involves close collaboration with engineers, product managers, and external partners to understand real developer needs and build solutions that scale. What you will do Improve and maintain SDKs, APIs, and developer portals Enhance technical documentation to support integration and extension of the platform Develop and optimize CI/CD pipelines and other infrastructure for developers Work with teams across the company to identify workflow pain points and deliver practical improvements Advocate for automation and modern engineering practices Help foster a culture that values developer productivity and empowerment What you bring Deep experience with the software development lifecycle Strong technical skills in building developer tools, APIs, and automation systems Ability to communicate clearly and work effectively with diverse teams Leadership in promoting best practices and mentoring others Genuine interest in creating excellent developer experiences Location This is a remote position based in Oregon, United States.