Senior Software Engineer (AI Tools)

Domain Tools is looking for a Senior Software Engineer to join a remote team based in Denver, Colorado. This position centers on developing software that supports clients in making data-driven decisions. The work involves building systems that are both reliable and scalable. What you will do Design and build software solutions that help clients use data effectively Work closely with engineers and product managers to deliver dependable systems Contribute to a collaborative team environment focused on quality and scalability Collaboration The team values open communication and joint problem-solving. Engineers and product managers work together throughout the development process to ensure strong results. Location This is a fully remote position. Candidates may be based in Denver, Colorado, or elsewhere in the United States.

Domain Tools is looking for a Data Engineering Intern to work remotely from Washington, DC. This internship centers on building hands-on skills in data analytics and engineering. What you will do Support data manipulation tasks and help develop data pipelines Work on analytics projects alongside experienced data professionals Apply concepts from academic coursework to real-world business problems Who this role is for This position suits students or recent graduates interested in gaining practical experience in data engineering. The internship provides exposure to real business challenges and the chance to learn directly from professionals in the field.

About Temporal Technologies Temporal Technologies builds an open-source programming model that helps developers write reliable applications and ship features faster. The team aims to make dependable tools a standard part of every developer's workflow. Curiosity, collaboration, authenticity, humility, and drive shape how the company works and grows. Temporal welcomes people who challenge assumptions and want to improve developer experiences, especially in open-source software and communities. Role Overview: Senior Software Engineer, Builder Tools (Remote, US) The Builder Tools Team focuses on creating and maintaining a consistent ecosystem of engineering tools for the internal developer community. This role works closely with teams across the company to improve workflows and provide feedback that shapes product direction. Key Responsibilities Design and improve internal engineering tools to streamline builder workflows and reduce friction. Advise on best practices and automation to support adoption of AI-driven coding tools. Develop and maintain internally focused agents. Enhance developer workflows by adding guardrails, evaluation methods, and guidance for safe tool integration. Lead development and operations for the internal agent platform. Work with Engineering, Product, Sales, and G&A teams to find ways AI can improve efficiency and results. Build measurement and feedback systems (usage, reliability, cost, cycle time) to track impact and guide improvements. Create documentation and enablement materials to help builders succeed with established processes. Participate in on-call support for internal users. What We’re Looking For Strong foundation in software engineering and a track record of delivering and managing production-quality internal platforms or developer tools. Hands-on experience with modern AI-assisted coding tools such as Codex or Claude Code. Proficiency in at least one widely used programming language.

Join REEKON Tools, where we empower the next wave of construction and home improvement professionals to enhance their work efficiency and precision like never before. Our team is dedicated to developing and launching game-changing hardware products at an extraordinary pace within the power and hand tool sector, positioning us as a frontrunner in professional tools and equipment.As a Software Engineer, you will collaborate closely with our engineering and design teams to harness our innovative hardware solutions and propel cutting-edge software advancements. You will play a pivotal role in guiding products from the research and development phase to market launch, working across various product lines with a significant degree of autonomy and ownership.Our software ecosystem spans both mobile and desktop platforms, seamlessly integrating the physical and digital realms. The ROCK Jobsite App and ROCK Professional platform facilitate comprehensive management of construction projects, ensuring fluid communication and collaboration regardless of project size. With ambitious goals and over 100,000 products actively in use, we are constructing an entirely new platform that leverages our expansive install base, offering best-in-class features and functionalities.This is a fully onsite position based at our headquarters in Boston, MA. To apply, please email careers@reekon.tools with a project (portfolio, website, GitHub, etc.) that you take pride in and that best showcases your abilities as a software engineer.

Join Webflow as a Senior Software Engineer specializing in Developer Tooling, where you'll be at the forefront of enhancing developer experiences. In this role, you will work closely with cross-functional teams to design, develop, and improve tooling that empowers developers to build exceptional web applications with ease.As a key player in our engineering team, you will leverage your expertise to streamline workflows, optimize performance, and contribute to the open-source community. We're looking for someone passionate about creating innovative solutions that elevate the developer experience.

At Squarespace, we empower millions of creators—from artists to entrepreneurs—to establish a compelling online presence that resonates with their customers. Every journey begins with securing a domain name, and we are excited to invite a talented Senior Software Engineer to join our team in New York City, working in a hybrid model three days per week. We are currently expanding our Domains teams: Domains Product: This team oversees the entire lifecycle of domain management, from purchase to renewal. Our goal is to provide an intuitive, high-performance customer experience that enables users of all expertise levels to navigate domain management effortlessly. Domains Growth: Responsible for driving growth across all products within the Domains group, this team manages the user search experience on our website, pricing strategies, and conversion optimization. Your Responsibilities Include: Designing, developing, and maintaining scalable backend services and APIs using Java. Leading technical discussions, proposing solutions, and making informed architectural choices aligned with our strategic vision. Collaborating with product managers and frontend engineers to translate product requirements into technical specifications, delivering impactful user experiences. Setting standards of technical excellence through RFCs and code review processes. Mentoring junior engineers and fostering a culture of technical excellence within the team.

Join Nuro as a Senior Software Engineer, where you will play a pivotal role in enhancing our performance tooling and infrastructure. You will work on cutting-edge technologies to optimize our systems for efficiency, scalability, and performance. If you are passionate about building robust software solutions and driving innovation, we want to hear from you.

Join Handshake as a Senior Software Engineer specializing in Operator Tooling. In this role, you will be instrumental in enhancing our operational efficiency through innovative tooling solutions. Your expertise will help streamline processes and empower our operators to deliver exceptional outcomes.

About Tailscale Tailscale is revolutionizing the internet with innovative software that simplifies secure connectivity for individuals and their devices, regardless of location. From individual hobbyists to large multinational corporations, teams of all sizes rely on Tailscale daily to safeguard their networks and facilitate access to internal tools. Our mission is to create a future for the internet that is user-friendly, logical, and secure, reminiscent of its early days. Established in 2019 and operating as a fully distributed team, we are proudly supported by Accel, CRV, Insight, Heavybit, and Uncork Capital.Job DescriptionWe are in search of a talented and dedicated full-time Software Engineer to join our expanding team. In this role, you will collaborate with the engineering team to:Provide support and enable internal business units through shared engineering services and functionalities, developing the tools and processes necessary for their success.Foster relationships with a variety of stakeholders across the organization to understand and fulfill their needs through projects you will oversee from inception to completion.Engage with internal customer-facing teams to enhance their efficiency and take satisfaction in making their daily operations smoother. Collaborate with product engineering to extract data that informs business decisions.Possible deliverables for this position include:Implementing new developer tools to boost engineering productivity.Enhancing existing tools, such as CI/CD processes.Utilizing production data to identify potential issues.Developing tools for development and staging environments.As a fully remote and early-stage company, we are looking for a highly motivated individual who can drive product advancement. The ability to think critically, work effectively with highly technical teams, and thrive in an asynchronous work environment is essential.Key ResponsibilitiesCollaborate within a team of engineers to design, build, test, and document key software components.Take ownership of the operational services that form Tailscale’s product by building for observability, participating in incident response, and managing customer support escalations.Evaluate and enhance the efficiency, scalability, and stability of various system resources.

About Veeam Software Veeam Software is known as the Data and AI Trust Company. The team helps organizations understand, secure, and build resilience for their data and AI systems. These efforts support safe and scalable AI deployments. As a leader in data resilience and data security posture management, Veeam operates at the intersection of identity, data, security, and AI risk. Headquartered in Seattle, with offices in over 30 countries, Veeam protects more than 550,000 customers worldwide who rely on its solutions to keep their operations running. Role Overview: Lead Domain Engineering Specialist This remote position is based in the United States. The Lead Domain Engineering Specialist guides customers through onboarding, adoption, and ongoing value realization with Veeam Data Cloud solutions. These solutions include Microsoft 365, Entra ID, Salesforce, and Azure. Acting as a technical partner, this role supports customers in reaching their business goals and represents their needs within Veeam. The position combines deep technical knowledge with a focus on customer advocacy to deliver a strong post-sales experience at scale.

About UsAt Verkada, we are revolutionizing the way organizations safeguard their assets and personnel through our cutting-edge, AI-driven platform. As a premier provider in cloud-based physical security, we enable businesses to enhance safety and operational efficiency via a unified software solution that offers video surveillance, access control, environmental monitoring, alarm systems, intercoms, and visitor management capabilities.Trusted by over 30,000 organizations globally, including more than 100 Fortune 500 companies, Verkada serves as a vital component of their security infrastructure, ensuring seamless management, intelligent oversight, and scalable implementations. Established in 2016, we have rapidly grown to encompass 15 offices and a dedicated team of over 2,200 employees.Role OverviewIn this pivotal role, you will contribute to the development and enhancement of tools and systems that empower our developers, sales, and support teams. As a Backend Engineer, you will be tasked with designing innovative tools and refining existing solutions. Regardless of your experience level, this is a unique opportunity to make a meaningful impact on our organization.We pride ourselves on our vibrant in-office culture, and this position requires you to work onsite at our headquarters in San Mateo, CA.Your ResponsibilitiesFacilitate common cloud operations instead of relying solely on developer machines.Enhance license management processes.Break down monolithic support tools into smaller, more efficient applications.Upgrade the feature flags system.Develop AI-based tools.Create solutions that bolster security and privacy.Contribute to open-source projects utilized by Verkada.

IonQ is looking for a Senior Software Engineer to focus on developer tools. This role centers on building and enhancing software that supports developers working with quantum computing systems. What you will do Design, implement, and refine tools that make quantum programming more accessible Work closely with teams from different disciplines to understand developer needs Contribute to the ongoing improvement of IonQ’s developer toolset Collaboration This position involves frequent collaboration with engineers and specialists across the company to ensure the tools meet the needs of those building and using quantum computing systems. Location This role is based in Bothell, Washington, United States or Oxford, England, United Kingdom.

Join Scale AI as a Senior Software Engineer where you will play a crucial role in designing, developing, and managing secure and scalable infrastructure that empowers our team to excel in their work. You will collaborate with an innovative, agile, and solution-focused team dedicated to automating processes in identity and access management, endpoint management, and our extensive SaaS ecosystem. The right candidate will harness a variety of internal and external platforms to create applications, Slackbots, and dashboards for internal users while optimizing intricate workflows through automation. Your contributions will significantly enhance the operational efficiency of all General and Administrative teams within the company.Your Impact:As a full-stack engineer (60% backend / 40% frontend), you’ll collaborate with your team to create exceptional tools and applications for both internal use and external partners.You will be responsible for designing, developing, testing, and supporting full-stack applications on cloud-native distributed systems.You will establish real-time integrations with SaaS platforms across the organization.Develop a comprehensive quality framework/unit tests to ensure product performance, quality, and load handling, while effectively debugging and identifying system issues.Engage with broader teams, participate in engineering councils, conduct code reviews, and enhance our delivery processes.Work closely with the IAM team to manage cloud-based identity (Okta) and access controls, ensuring adherence to security protocols and standards for internal applications.Collaborate cross-functionally to identify opportunities for technological improvements and implement self-service solutions.

Polymarket is a decentralized prediction market platform where users trade on outcomes in politics, economics, sports, and culture. By aggregating diverse viewpoints, the platform produces transparent, market-driven probabilities that reflect collective expectations. Polymarket is growing quickly, with a projected $21 billion in trading volume for 2025, and aims to become a trusted source of truth in the global media landscape. Role overview This remote Software Engineer, Developer Tools position focuses on improving the experience for developers who build on Polymarket. The role combines technical skills with product understanding, aiming to make Polymarket’s APIs, SDKs, and documentation more accessible and effective for external developers. Success in this role means understanding how developers interact with the platform, identifying friction points, and delivering solutions that make integration smoother. What you will do Improve the quality, consistency, and usability of Polymarket’s APIs, SDKs, and developer documentation. Identify and address integration challenges to help external developers onboard and succeed more quickly. Work closely with engineers across the company to raise standards for developer-facing systems. Troubleshoot issues, collect feedback from developers, and use those insights to guide future improvements. Lead Dev Tooling projects independently, making decisions that drive measurable improvements in developer experience and adoption. Use AI tools to streamline development, debugging, and documentation processes.

About the RoleWe are seeking a skilled Software Engineer to join our dynamic Support Tooling team at Supabase. In this role, you will play a pivotal part in developing and enhancing the internal systems that facilitate our support and operational workflows.You will collaborate closely with the Support, Infrastructure, and Engineering teams to create tools that bridge the gap between incoming support tickets and their resolutions. Your work will encompass the development of internal dashboards, automation of ticket processes, integration with platforms such as Front, Slack, and Linear, and the implementation of innovative AI-driven workflows that minimize manual tasks, allowing support engineers to concentrate on more complex and impactful issues.This position is perfect for individuals who thrive in asynchronous and fast-paced environments and are enthusiastic about creating internal tools for a rapidly growing engineering and support organization.ResponsibilitiesDevelop and maintain internal tooling that empowers Support and Engineering teams to efficiently investigate, debug, and resolve customer challenges.Collaborate with Support leads and other internal stakeholders to transform real-world pain points into scalable and reliable tools.Take ownership of our primary internal admin dashboard, ensuring the maintenance of existing functionalities and contributing to its future frontend architecture.Design, implement, and uphold ticket automation processes, including rule-based workflows, webhook-driven background tasks, and cross-tool integrations.Enhance and refine an AI agent along with associated workflows to automate repetitive ticket handling, empowering support engineers to focus on more critical issues.Develop and sustain integrations with third-party systems, including Front, Slack, Linear, and various incident management tools.Guarantee reliability, observability, and operational safety for essential internal systems, which includes participating in an on-call rotation.

Join our dynamic team at bjakcareer as a Senior Engineer specializing in Internal Tools. In this pivotal role, you will leverage your engineering expertise to develop and enhance tools that drive efficiency and innovation within our organization. Your contributions will directly impact our operational workflows and empower teams to achieve their goals more effectively.

About Standard BotsAt Standard Bots, we are at the forefront of transforming real-world automation, making robotic systems accessible to everyone. Our innovative platform empowers robots to address unprecedented challenges through an intuitive instruction interface, effectively bridging the gap between software automation and physical environments. Location and BenefitsThis role adopts a hybrid work model, requiring 3 days per week onsite at our centrally located New York City office, conveniently near Grand Central Station. Our office is fully equipped with robots for demonstrations and testing! Additionally, this role will involve approximately 4 days per month at our Glen Cove robotics facility.About the RoleWe are looking for a Senior Software Engineer specializing in Infrastructure & Developer Tooling to spearhead the development and scaling of our core infrastructure and internal tools that facilitate our robot deployment and development lifecycle. This pivotal role merges distributed systems, DevOps, and developer experience to enhance mission-critical robotics operations. You will take on the role of technical lead for infrastructure initiatives and potentially manage 1-2 engineers, with room to expand into a broader leadership position as the team grows.You will be responsible for key initiatives that guarantee secure deployment, monitoring, and updating of our robots at scale, while also enabling efficient and reliable development across the engineering organization. This is a unique chance to influence the foundational systems of a dynamic robotics company from the ground up.In this role, you will:Lead Infrastructure Development:Design and implement scalable infrastructure for robot deployment pipelines.Build and maintain systems for automated robot software updates and provisioning.Develop robust CI/CD pipelines and environment management workflows.Scale our multi-cloud infrastructure with a focus on:Robot fleet management and telemetry.Secure robot-cloud communication.Cloud resource cost efficiency and availability.Own Observability and Reliability: Implement and enhance observability systems to:Monitor robot fleet health, uptime, and usage.Track system performance and reliability metrics.

Join the innovative team at REEKON Tools, where we are dedicated to empowering the next generation of construction and home improvement professionals. Our mission is to help them accomplish their tasks more efficiently and accurately than ever before. At REEKON Tools, we are rapidly developing and launching groundbreaking hardware products that are redefining the power and hand tool industry. We are proud to be at the forefront of professional tools and equipment.As a Mechanical Design Engineer, you will collaborate closely with our talented engineering team to bring cutting-edge hardware products to market. You will play a vital role in advancing products from R&D through to manufacturing, working across multiple product lines with a high degree of autonomy and ownership.

About EarnInAt EarnIn, we are proud to be frontrunners in earned wage access, dedicated to creating innovative products that provide real-time financial flexibility for individuals navigating the challenges of living paycheck to paycheck. Our community members can access their earnings as they earn them, with the freedom to spend, save, and grow their money without incurring mandatory fees, interest rates, or credit checks.Backed by a highly experienced leadership team and supported by prestigious funding partners such as A16Z, Matrix Partners, DST, and Ribbit Capital, we are on a rapid growth trajectory and eager to welcome world-class talent to help us shape the next chapter of our journey.POSITION SUMMARY We are seeking a highly proficient Senior Software Quality Engineer (SDET) to spearhead our comprehensive quality engineering initiatives across mobile, web, backend, and data platforms. This pivotal role blends profound technical acumen with a progressive, AI-centric approach, fostering innovation, scalability, and reliability through advanced automation and intelligent testing strategies. As a senior team member, you will advocate for cutting-edge, AI-driven quality practices and cultivate a culture of continuous improvement, automation-first thinking, and data-informed decision-making throughout the product development lifecycle. This position is hybrid, based in Mountain View (Headquarters), requiring in-office attendance twice a week. The competitive salary range for this full-time role is between $210,000 and $257,000, plus equity and comprehensive benefits. Our salary ranges are determined by role, level, and location. EarnIn offers exceptional benefits for our team members, including healthcare, internet/cell phone reimbursement, and a learning and development stipend.Quality Engineering & TestTake ownership of end-to-end quality across iOS and Android applications and their associated backend services, ensuring a high level of confidence in weekly (or more frequent) releases.Design and implement thorough test strategies encompassing:Native mobile applications (iOS & Android)Mobile-to-backend integrations (REST APIs, authentication flows, event-driven systems)Microservices and distributed systemsEssential web workflows that intersect with mobile journeysDevice, OS, browser, and network variabilityApp lifecycle events, offline behavior, retries, and edge cases...