Senior Software Engineer, Platform

Join Trunkio, where our mission is to enable teams to develop high-quality software swiftly. We have collaborated with engineering teams at top-tier companies like Google X, Zillow, and Brex to identify build failures, manage flaky tests, and enhance code deployment speed without compromising reliability. Although AI has accelerated code writing, the delivery process remains a challenge due to merge conflicts, inconsistent code quality, and other productivity-draining issues. Our goal is to help engineering teams focus on the design, implementation, and delivery of exceptional software, resulting in more fulfilling work experiences. We are currently developing a CI Reliability Platform that empowers teams to deliver code efficiently.Founded in 2021 by industry veterans from Uber, Google, YouTube, and Microsoft, Trunkio has successfully raised a $25M Series A led by Initialized Capital and a16z, with backing from notable investors including Haystack Ventures and the creators of GitHub, Apollo GraphQL, and Algolia.We are seeking a passionate and skilled Senior Software Engineer to join our Platform/Data Engineering team. In this pivotal role, you will design and optimize data ingestion pipelines to manage large volumes of real-time and batch data from diverse sources. Your expertise will be vital in creating systems that are scalable, reliable, and performant, while also ensuring seamless data integration across our ecosystem.

Join Condor Software as a Full-Stack Platform EngineerAt Condor, we are revolutionizing the financial infrastructure that supports clinical development. With billions invested annually in discovering and developing new therapies, we strive to connect clinical operations and finance into a cohesive system. By integrating real-time financial intelligence, we empower R&D and finance leaders with the tools they need to make informed, high-stakes decisions.We are an AI-driven, pharma-native infrastructure provider, scaling industry standards in collaboration with top-tier partners. Our platform facilitates prediction, control, and execution in the most complex R&D environments worldwide.The Importance of Your RoleHaving established ourselves as a trusted partner for enterprise teams, we are now focused on the challenging task of scaling our platform to meet increasing demands. As a rapidly growing company, backed by prominent investors like Felicis and 645 Ventures, this is a unique opportunity to contribute to the foundational infrastructure that will redefine how therapies reach patients.Your ResponsibilitiesAs a Full-Stack Platform Engineer, you will be pivotal in building and scaling the core platform that supports the financial intelligence infrastructure relied upon by leading biopharma companies. This role encompasses critical engineering tasks at the intersection of backend systems, cloud infrastructure, and intelligent automation, with a strong emphasis on reliability and scalability.Your primary focus will be on backend architecture, where you'll design and implement services that drive complex financial and operational workflows. You'll be instrumental in shaping data flow, workflow orchestration, and enabling emerging AI-driven capabilities. This role goes beyond simple integration; you'll be crafting robust primitives that support other teams as our product and customer base expand.Working as a core member of a cross-functional product team, you will closely collaborate with product managers, designers, quality engineers, and data specialists to transition features from concept to production. While backend expertise is crucial, you will also engage across the stack to ensure the platform's capabilities are effectively leveraged.

Join Our Team at Hayden AIAt Hayden AI, we are dedicated to revolutionizing public transit and government operations through innovative computer vision technologies. Our mission is to tackle real-world challenges faced by transit systems, enabling them to enhance safety, optimize transportation, and contribute to a sustainable future.We develop advanced mobile perception systems designed to improve transit flow and street safety. As a part of our dynamic team, you will work at the forefront of technology, utilizing AWS and GCP cloud services while developing cutting-edge Linux-based edge devices.Role OverviewWe seek an enthusiastic Senior Software Engineer to enhance our data platform, ensuring it is reliable, scalable, and high-performing. In this role, you will design and construct core data infrastructure, optimize data pipelines, uphold data quality standards, and collaborate closely with product and data science teams to deliver transformative data solutions that drive business insights.

Ironclad is at the forefront of revolutionizing contract management through artificial intelligence, transforming traditional agreements into dynamic assets. Our platform accelerates contract processes, instantly generates insights, and empowers teams to push projects forward while maintaining control. Whether facilitating purchases or sales, Ironclad consolidates the entire workflow onto a single, intelligent platform, granting leaders the visibility needed to stay ahead. Esteemed organizations, including OpenAI, the World Health Organization, and the Associated Press, rely on Ironclad to enhance their business operations.Recognized consistently as an industry leader, we hold prominent positions in the Forrester Wave and Gartner Magic Quadrant for Contract Lifecycle Management, feature as a Fortune Great Place to Work, and are listed among Fast Company’s Most Innovative Workplaces. Additionally, we've earned spots on Forbes’ AI 50 and Business Insider’s list of Companies to Bet Your Career On. Our growth is supported by top-tier investors such as Accel, Y Combinator, Sequoia, BOND, and Franklin Templeton. Explore more at www.ironcladapp.com or connect with us on LinkedIn.This is a hybrid role based in our San Francisco office, requiring attendance at least twice a week on Tuesdays and Thursdays for collaboration. Additional in-office days may be necessary for team or company events.Engineering at IroncladAs a Senior Software Engineer, you will engage in cross-functional collaboration to identify business challenges, architect, build, and validate effective solutions. You will develop a platform that enables legal professionals to scale their effectiveness exponentially. At Ironclad, we are modernizing a two thousand-year-old profession, and your contributions will be critical to driving our mission forward.We are looking for seasoned engineers with robust coding skills and a proven history of delivering high-quality products. Our work environment is highly collaborative, promoting a positive and inclusive culture while offering flexibility for remote work. If you're interested in joining us to create a product that legal teams appreciate, we would love to hear from you!

Join Flux: Revolutionizing Hardware EngineeringAt Flux, we are transforming the landscape of hardware engineering with our pioneering AI Hardware Engineer. Our mission is to empower innovators worldwide to design and build cutting-edge hardware effortlessly.Your RoleAs a Senior Platform Engineer, you will be at the forefront of developing robust systems that enhance the Flux platform. You'll be responsible for crucial functionalities beyond the editor, including billing, authentication, onboarding, and integrations.Your contributions will directly impact every user, ensuring seamless operations and enabling Flux to scale efficiently.Core ResponsibilitiesDevelop and sustain user-centric platform features, such as billing, authentication, onboarding, and settings.Integrate and manage third-party APIs including Stripe, Firebase, and various analytics tools.Create backend services using TypeScript/Node.js and develop frontend components with React.Enhance the reliability and performance of essential platform workflows.Establish standards for observability, logging, and error tracking.Collaborate with cross-functional teams to design APIs that enable new products and integrations.Document architecture and best practices within your domain.

Join Perplexity as a skilled Software Engineer, where you will play a pivotal role in developing the next-generation AI Foundation and Platform. Our mission is to transform how individuals search and engage online. In this exciting position, you will contribute to building Perplexity's comprehensive AI data, evaluation, and personalization infrastructure, which underpins nearly all of our agent products.Technology Stack: Spark | AWS Data Stack (S3, RDS, DynamoDB, Docker, EKS, Kinesis) | Pytorch | Databricks | Snowflake | LLM APIsAs we continue to expand our user base and diverse use cases, our data stack ensures that millions around the globe receive fast, personalized answers.

marble.ai develops AI-powered tools designed to simplify tax preparation for mid-sized and large accounting firms. The team addresses practical challenges faced by tax professionals, focusing on building solutions that streamline complex workflows. Collaboration and hands-on problem solving are central to the company’s approach as it continues to grow in San Francisco. Role overview This Senior Software Engineer role centers on building the core product experience for marble.ai’s AI-driven tax platform. As an early member of the engineering team, the position has a direct impact on both the architecture and the feature set from the outset. The work involves close collaboration with colleagues across the company to deliver a seamless, intuitive experience for tax professionals. This role is based in San Francisco. Key responsibilities Design and implement features for the next generation of AI-first tax preparation tools Enhance and refine the core user experience across the platform Partner with the founding team to help define the product roadmap Integrate AI-powered tax data into product workflows Contribute across the full technology stack and throughout the product lifecycle Requirements Experience building and scaling user-facing web applications Comfort working with multiple web frameworks, both frontend and backend Strong product sense and attention to detail Motivation to solve customer problems and deliver meaningful value Bonus experience Direct experience with AI products or tools Familiarity with ETL pipelines or managing large data sets Background in startups focused on product-led growth Experience in tax, accounting, or fintech sectors Tech stack Frontend: React, Remix (React Router)

Join Strava: Where Active Lives ThriveStrava is the premier application for active individuals, boasting a vibrant community of over 180 million athletes across more than 185 countries. It's not just about tracking workouts; it's about fostering progress and achieving personal milestones together. Whether you enjoy running, cycling, swimming, or any other sport, Strava is your partner in success. Connect with others, surpass your goals, and ensure that every effort counts. Embark on your journey with Strava today.Our mission is straightforward: to inspire individuals to lead their most active and fulfilling lives. We firmly believe in the transformative power of movement to unite and propel people forward.As part of the Foundation engineering team at Strava, you will play a critical role in maintaining the infrastructure that supports millions of athletes worldwide. We design and refine tools and systems that empower our developers, sales, and support teams to deliver features with confidence, safety, and efficiency. In your role as a Senior Engineer, you will be instrumental in shaping and enhancing Strava’s internal platform and administrative tools. This is your chance to significantly impact by modernizing internal tools for customer support teams, enhancing their productivity and their ability to deliver outstanding athlete experiences.We embrace a hybrid work model, allowing you to spend more than half your time on-site at our San Francisco office — three days each week.

Join our innovative team at Harvey as a Software Engineer focusing on our AI Platform. In this role, you will leverage cutting-edge technologies to develop and enhance AI-driven solutions that empower our users and transform industries. You will collaborate with cross-functional teams to design robust software architectures and implement scalable solutions that meet the needs of our diverse clientele.

Join middesk as a Software Engineer specializing in our Data Platform, where you will play a pivotal role in building robust systems that empower our data-driven initiatives. You will collaborate with cross-functional teams to design, implement, and optimize data solutions that enhance our products and services.

Join the Fluidstack TeamAt Fluidstack, we’re pioneering the infrastructure for advanced intelligence. We collaborate with leading AI laboratories, governmental entities, and major corporations—including Mistral, Poolside, and Meta—to deliver computing solutions at unprecedented speeds.Our mission is to transform the vision of Artificial General Intelligence (AGI) into a reality. Driven by our purpose, our dedicated team is committed to building state-of-the-art infrastructure that prioritizes our customers' success. If you share our passion for excellence and are eager to contribute to the future of intelligence, we invite you to be part of our journey.Role OverviewThe Inference Platform team at Fluidstack is at the forefront of addressing the cost and latency challenges associated with frontier AI. You will play a crucial role in managing the serving layer that connects our global accelerator supply with the production workloads of our clients, which include LLM serving frameworks, KV cache infrastructure, and Kubernetes orchestration across multiple data centers.This hands-on individual contributor role combines elements of distributed systems, model optimization, and serving infrastructure. You will oversee the entire lifecycle of inference deployments for leading AI labs, striving for enhancements in throughput, cost-efficiency, and response times, while also influencing the architectural decisions that guide Fluidstack’s deployment strategies.

Responsibilities:Develop Our Product. Take ownership of software features that enhance our AI platform, empowering private market investors to analyze deals swiftly and accurately. This role requires you to actively engage in coding and delivering essential platform components from the ground up.Ensure Quality and Excellence. Establish and maintain coding standards, architectural guidelines, and review procedures; mentor fellow engineers. Co-cultivate a culture centered on practical, reliable, and test-driven development that swiftly meets business requirements.Scale for Growth. Assist in monitoring and scaling the architecture of our platform and its infrastructure.Collaborate Across Functions. Engage closely with product, security, and go-to-market teams to translate our strategic roadmap into actionable features and deliverables.

About Scribd:At Scribd Inc. (pronounced “scribbed”), our mission is to ignite human curiosity. We invite you to join our team as we craft a landscape rich with stories and knowledge, democratizing the sharing of ideas and information while empowering collective expertise through our suite of products: Everand, Scribd, Slideshare, and Fable.This is an exciting opportunity within our organization, as we support a culture that encourages authenticity and boldness; where thoughtful debate leads to commitment, and where every team member is empowered to take impactful actions focused on customer satisfaction.We embrace a flexible workplace structure that enhances individual adaptability while fostering community connections. Through our Scribd Flex initiative, employees, in collaboration with their managers, can determine a work style that best suits their personal needs. A key aspect of Scribd Flex is our emphasis on intentional in-person moments to nurture collaboration, culture, and connection, making occasional in-office attendance essential for all employees, regardless of their location.What we seek in our new team members is a demonstration of “GRIT.” Defined as the convergence of passion and perseverance toward long-term goals, we are inspired by what this can unlock within our workforce. Each employee is encouraged to adopt a GRIT-focused approach to their responsibilities, which encompasses setting and achieving Goals, delivering Results, contributing Innovative ideas and solutions, and fostering a positive impact on the broader Team through collaboration and attitude.About Our TeamThe Growth Platform team at Scribd is dedicated to empowering marketers, lifecycle teams, and partner channels by providing MarTech solutions that enhance efficiency, data-driven decisions, and scalable user acquisition for our brands including Scribd, Everand, SlideShare, and Fable.Our focus lies in developing and maintaining systems that facilitate campaign execution, optimize landing pages, manage tracking and attribution, and integrate third-party tools for cross-channel marketing and analytics. We prioritize scalability, performance, and reliability, ensuring that our partners are equipped with the necessary tools to drive user growth. Collaboration, pragmatic problem-solving, and a commitment to excellence are the cornerstones of our team's values.

Join Our Innovative TeamAt marble.ai, we are revolutionizing the tax preparation landscape through our cutting-edge AI-powered assistant and platform. We aim to alleviate the challenges faced by mid-to-large accounting firms during tax season by providing intelligent solutions that simplify complex workflows. As a startup in the early stages of development, we foster a highly collaborative environment dedicated to addressing impactful issues for our clients.Your Role in Our MissionWe are seeking a passionate Software Engineer to contribute to the core functionality of our AI-driven tax platform. As one of our early hires, you will have a significant impact on shaping the architecture and features of our groundbreaking product. This is an exciting opportunity to work in a fast-paced startup atmosphere where your contributions will help redefine the tax preparation experience.If you are motivated by dynamic work environments and are eager to utilize AI tools for real-world solutions, we would love to hear from you.Key ResponsibilitiesLead the development of our AI-first tax preparation platform.Enhance core user experiences across our applications.Collaborate closely with the founding team to define and execute our product roadmap.Implement AI-driven tax data throughout the platform.Engage with the entire product lifecycle and technology stack.Desired QualificationsProven experience in building and scaling user-facing web applications.Familiarity with various web frameworks (both frontend and backend).Strong product intuition and meticulous attention to detail.A genuine passion for solving customer challenges and delivering exceptional value.Preferred QualificationsExperience with AI products and tools.Knowledge of ETL pipelines or managing large-scale data.Background in fast-paced startup environments with product-led growth.Familiarity with the tax, accounting, or fintech sectors.Our Technology StackFrontend: React, Remix (React Router)Backend: Node.js, ExpressDatabase: MongoDB, PostgreSQL

Join our innovative team at Discord as a Senior Software Engineer focused on our Financial Platform. In this pivotal role, you will design, develop, and enhance our financial systems, ensuring they are robust, scalable, and efficient. You will work closely with cross-functional teams to implement cutting-edge solutions that empower our users to manage their financial interactions seamlessly.

At Ripple, we are pioneering a future where value is transferred with the same ease and speed as information. Our bold vision is already a reality, as we deliver innovative crypto solutions to financial institutions, businesses, governments, and developers. We are committed to enhancing the global financial system, fostering economic equality, and expanding opportunities for individuals worldwide. Join us to unleash your potential and make a real-world impact in your career.If you're passionate about creating meaningful change and eager to explore remarkable career growth, we invite you to join our team and help us build real value.THE ROLE:As a Senior Platform Engineer, you will play a pivotal role in enhancing Ripple's production infrastructure and optimizing our release pipelines. This position merges the expertise of systems and software engineering to support the design and lifecycle of our hosted products. You will collaborate closely with product engineers to offer mentorship, automation, and the development of innovative platform features!KEY RESPONSIBILITIES:Oversee the deployment and maintenance of Ripple's multi-region, multi-provider service platforms with a focus on security and resilience.Create automation, monitoring, and instrumentation tools to streamline operations and boost engineering productivity.Develop solutions for complex technical challenges, including PKI, secret management, geographic failover, data replication, availability, and platform resilience.Automate new and existing platform and application lifecycle services, leveraging data to minimize human intervention.Work alongside product engineering teams to ensure code is ready for production.Lead the adoption of DevOps and GitOps principles throughout the organization.

Senior Software EngineerEngineeringProlific is at the forefront of AI innovation, crafting the essential human data infrastructure that is transforming the AI development landscape. In an era where foundational AI technologies are becoming increasingly common, it is the quality and diversity of human-generated data that sets apart leading products and models.The roleWe seek impact-driven Software Generalists to join our expert team dedicated to supporting frontier model creators and enterprise AI application developers. As a full-stack engineer, you will collaborate across Prolific’s various domains to address customer and product challenges.This position offers an exhilarating chance to engage directly with pioneering AI companies, making vital technical decisions that balance agile startup execution with scalable, reliable engineering practices, as Prolific transforms research within the AI community. You will regularly collaborate in person with customers and our US team, while also working closely with our technology teams based in the UK.What you’ll bring to the roleOver 4 years of experience in a product engineering roleAbility to translate business concepts into effective software modelsCapacity to quickly learn and adapt across the breadth of Prolific’s domainsExperience working with both monolithic and distributed systemsExcellent communication and collaboration skills for direct customer interactionStrong understanding of modern web applications and architecture design patternsExperience in supporting applications within production environmentsSound judgment in technical decisions

Why Join Flux?At Flux, we are simplifying the complexities of hardware development by pioneering the world’s first AI Hardware Engineer. Our mission is to democratize access to cutting-edge hardware technology and transform the global landscape of electronics design and manufacturing.About the PositionAs a Platform Engineer at Flux, you will play a crucial role in ensuring that our platform operates seamlessly. Your work will extend beyond the editor, encompassing essential features such as billing, authentication, onboarding, and integrations.You will be responsible for delivering features that enhance user experience, maintaining operational integrity, and facilitating the scalability of Flux’s platform.Key ResponsibilitiesDevelop and sustain user-centric platform functionalities (billing, authentication, onboarding, settings).Integrate and sustain third-party APIs (e.g., Stripe, Firebase, analytics).Create backend services using TypeScript/Node and frontend components with React.Enhance the reliability and performance of core platform functionalities.Implement standards for observability, logging, and error tracking.Collaborate with cross-functional teams to design APIs that support new products and integrations.Document architecture and best practices pertinent to your domain.Required QualificationsMinimum of 5 years of professional software engineering experience.Proficiency in TypeScript, Node.js, and React is essential.Experience in integrating and maintaining third-party APIs is required.Demonstrated success in deploying full-stack web applications.Familiarity with cloud hosting environments (GCP/AWS/Firebase) and basic CI/CD practices.Strong debugging and cross-system troubleshooting capabilities.Excellent communication skills, both written and verbal; ability to thrive in asynchronous, remote team settings.Preferred QualificationsExperience with multi-tenant SaaS applications or collaborative web platforms.Familiarity with authentication frameworks (OAuth, JWT, Firebase Auth).Experience with observability tools (Sentry, Datadog, Grafana).Background in developing internal tools or administrative dashboards.

Role overview Axiom Bio is looking for a Platform Engineer to join the team at the San Francisco Global HQ. The focus is on building and supporting scalable platforms that enable bioinformatics research. What you will do Collaborate with colleagues from a range of disciplines to design, implement, and maintain platforms for scientific teams Create systems that streamline research workflows and improve efficiency Support projects aimed at advancing bioinformatics capabilities Location This role is based on site at Axiom Bio's San Francisco Global HQ.