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Join Ramp as a Senior Software Engineer on our dynamic GTM Platform team, where you will play a pivotal role in shaping our frontend architecture and enhancing user experiences. You will collaborate with cross-functional teams to deliver scalable and high-performance web applications that drive our business objectives.
Ramp is revolutionizing the financial landscape by providing businesses with innovative tools to manage their expenses and drive efficiency. Our commitment to technology and customer satisfaction puts us at the forefront of our industry.
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Search for Senior Backend Engineer For Platform Development
7,575 results
At Bubble, our mission is clear: we aim to empower everyone to create software. We believe that anyone with a transformative idea should have the means to bring it to life. Our AI-driven visual development platform allows individuals, from first-time entrepreneurs to established enterprise teams, to transform ideas into fully functional, scalable application…
Uniswap Labs
At Uniswap Labs, a pivotal contributor to the Uniswap Protocol—the largest decentralized exchange globally with over $4 trillion in trading volume across 17 blockchain networks—we create innovative tools that empower millions to engage with the protocol. Our offerings include the Uniswap Web App, Wallet, and Trading API. Additionally, we are the primary technical provider for Unichain, a DeFi-focused Ethereum Layer 2 designed to facilitate cross-chain liquidity.Joining Uniswap means becoming part of a team dedicated to transforming the flow of value on the internet.The Platform Team is vital in ensuring our products are scalable, secure, and efficient. We are seeking a skilled Backend Engineer to contribute to building and maintaining the essential services that underpin our ecosystem.This position is based in SoHo, New York City, with options for partial or full remote work.
DiligenceSquared
DiligenceSquared is in search of a pioneering Backend Engineer to join our team as we revolutionize the landscape of market due diligence through cutting-edge AI technology. In this foundational role, you will be instrumental in designing the architecture for our AI-driven engine, which coordinates autonomous research agents and voice AI systems to produce innovative market reports tailored for investment professionals, including those in Private Equity, Hedge Funds, Private Credit, and Corporate M&A.About DiligenceSquaredAt DiligenceSquared, we are transforming commercial due diligence for Private Equity funds. Backed by Y Combinator and having successfully raised a substantial Seed round, we are proud to serve some of the globe's largest PE funds. The market opportunity exceeds $10 billion annually, with PE firms spending up to $1 million per report from consulting giants such as McKinsey, BCG, and Bain. Our AI agents streamline this process, delivering faster, cost-effective, and fully auditable results, linking every claim to its source.Our founding team comprises seasoned professionals from Blackstone and BCG, bringing invaluable insights into the market's needs, which we are now automating.Your Responsibilities:Develop comprehensive product features and experiences from start to finish, including database models, API endpoints, and their integration with UI components for our web and AI Voice Agent application.Design and implement new AI-driven modules from the ground up (e.g., market sizing, competitive analysis) that will become core functionalities of our research platform.Build and maintain product foundations that include AI agent orchestration, voice AI pipelines, application and API performance, and intelligent automations.Architect scalable backend services featuring complex asynchronous processing and background task orchestration.Continuously improve the product by applying insights gained from each project, ensuring we progress by 1% every day (the Law of Compounding is real, especially for a team founded by investment professionals).Qualifications:Minimum of 3 years of professional experience in Python backend development.Proven expertise in building production-ready APIs using frameworks like FastAPI, Django, or equivalent.Experience in developing agentic systems leveraging large language model platforms (e.g., Anthropic, OpenAI).Hands-on experience with LLMs in a production environment, focusing on building reliable agentic systems rather than just API calls.Knowledge of PostgreSQL and SQL database design.Strong problem-solving and analytical skills with a passion for innovative technology.
Polymarket
About PolymarketPolymarket stands as the leading prediction market platform globally, merging the essence of "put your money where your mouth is" with an innovative search engine for future outcomes.Our rapid growth is evident—over $6 billion traded this year alone—alongside our increasing recognition as a credible alternative news source. We aspire to be a beacon of truth in the global media landscape, and we invite you to help us ignite this vision.About the RoleWe are seeking a highly skilled Backend Engineer to become an integral part of our platform engineering team as we expand. The perfect candidate will have a passion for performance, security, and scalability—someone who excels at architecting and refining high-throughput systems using state-of-the-art infrastructure. You will be pivotal in constructing and sustaining the robust foundation that drives our prediction markets, ensuring reliability and efficiency as we progress.Your ResponsibilitiesWe are looking for a seasoned individual contributor who thrives on tackling complex technical challenges and optimizing vital infrastructure.Design & Develop Backend Systems. You'll craft, implement, and uphold high-performance backend services and APIs capable of managing extensive transactions and real-time data streams.Enhance Performance & Scalability. You will push the boundaries of our system’s throughput and efficiency, guaranteeing seamless functionality at scale.Fortify Security & Reliability. You will implement best practices for creating secure, fault-tolerant, and highly available distributed systems.Collaborate Across Teams. You will engage with front-end engineers, designers, and stakeholders throughout the organization to deliver a cohesive user experience.Conduct Code Reviews. You will play a vital role in upholding our codebase's quality by providing constructive feedback during code review sessions.Engage in Research & Innovation. You will remain at the forefront of blockchain-based trading technologies, exploring innovative solutions to enhance our platform.Communicate with Customers. You will interact directly with customers, offering support and gathering valuable feedback for continuous improvement.What We Are SeekingA minimum of 8 years of experience in backend development.Proven experience in architecting and developing scalable solutions in a distributed system environment.Strong proficiency in programming languages such as Go, Java, or Python.Deep understanding of database management systems, cloud services, and microservices architecture.Exceptional problem-solving abilities and a proactive mindset.Excellent communication skills and ability to work collaboratively in a dynamic environment.
Join Via, where we leverage technology to revolutionize global transportation. As a Senior Backend Engineer, you will play a pivotal role in our Platform team, contributing to innovative solutions that impact the daily commutes of thousands while minimizing environmental impact. Collaborate with a talented group of developers and DevOps engineers to build and maintain the cutting-edge infrastructure that powers our operations. This hybrid role requires you to be onsite in NYC 2-3 days a week, allowing for hands-on teamwork and collaboration.
dualentry
Join dualentry as a Senior Backend Engineer, where you'll be at the forefront of developing cutting-edge backend solutions. In this role, you will collaborate with cross-functional teams to design, implement, and optimize robust server-side applications. Your expertise will be crucial in enhancing system performance, scalability, and security.
Join Ro, a pioneering direct-to-patient healthcare company dedicated to empowering individuals in achieving their health aspirations through seamless, effective care. Our unique vertically integrated platform offers nationwide telehealth, laboratory services, and pharmacy solutions, ensuring an end-to-end healthcare experience from diagnosis to medication delivery and ongoing care. Since our inception in 2017, we have positively impacted millions of patients, reaching every county in the United States and covering 98% of primary care deserts.Recognized as a Fortune Best Workplace in New York and in Healthcare for four consecutive years (2021-2024), Ro was also honored as the Best Workplace for Parents in 2023 for the third year in a row and featured in the CNBC Disruptor 50 list in 2022.Role Overview:As a Senior Software Engineer on our Commerce Team, you will be instrumental in crafting reliable and user-friendly commerce solutions that enhance both patient experiences and internal processes.You will design and maintain robust backend services that guarantee swift, secure, and precise payment processing, while integrating with third-party platforms such as Stripe and PayPal. Your responsibilities will include managing edge cases like subscription renewals, transaction failures, and fraud detection. Your contributions will significantly influence customer satisfaction and the overall success of the company.This high-impact, tech-lead position offers extensive accountability and influence across various engineering teams and business stakeholders, making it ideal for individuals who excel in dynamic environments, possess a strong product-driven mindset, and are passionate about developing scalable systems.
At Ro, we are revolutionizing the healthcare industry with our direct-to-patient model, dedicated to empowering individuals to reach their health aspirations through seamless and effective care. As the only organization to provide comprehensive telehealth, laboratory, and pharmacy services nationwide, our vertically integrated platform ensures a holistic healthcare journey that spans diagnosis, medication delivery, and continuous care. Since our inception in 2017, we've positively impacted millions of patients across every U.S. county, especially in areas underserved by primary care.Recognized as a Fortune Best Workplace in New York and Health Care for four consecutive years (2021-2024), Ro has also earned accolades as a Best Workplace for Parents three years in a row (2023) and was hailed as a CNBC Disruptor 50 in 2022.We invite you to join our dynamic Care Platform Operations team as a Senior Software Engineer. In this pivotal role, you will design, develop, and maintain robust, scalable backend services that are instrumental in how Ro delivers exceptional care to our patients. Your contributions will facilitate smooth communication between patients and providers, streamline appointment scheduling, and enhance task management workflows. By enabling our clinical and non-clinical teams to respond effectively to patient needs, you will help Ro expand our patient-centric healthcare model to serve millions seeking treatment.Your responsibilities will include designing and implementing innovative applications, refining existing platform functionalities, and shaping Ro's technical architecture. As a senior team member, you will play a crucial role in defining and steering the technical roadmap, managing initiatives from conception through deployment and maintenance. You will collaborate closely with cross-functional teams, including product, design, and data, and have the opportunity to work with security, operations, clinical, and legal experts to ensure our solutions align with the highest standards of quality and compliance.
About Hebbia Hebbia is an innovative AI platform designed for investors and bankers, focused on generating alpha and enhancing investment strategies. Founded in 2020 by George Sivulka and bolstered by notable investors like Peter Thiel and Andreessen Horowitz, Hebbia is trusted by industry leaders, including BlackRock, KKR, Carlyle, and Centerview. Our flagship product, Matrix, sets the standard for accuracy, speed, and transparency in AI-driven financial analysis, overseeing over $30 trillion in global assets. Our AI technology reveals insights beyond human perception, identifies hidden opportunities, and accelerates decision-making with unparalleled precision. We redefine capital deployment, risk management, and value creation across financial markets. At Hebbia, we are not just a tool; we are the competitive advantage that drives performance and market leadership. The Team The Agent Collaboration platform team at Hebbia creates interactive tools for agents, enhancing analysis and content creation. Our flagship product, Matrix, is a generative spreadsheet that utilizes our ISD process to orchestrate complex workflows across extensive document collections. We combine a user-friendly interface with a powerful LLM execution engine that processes vast amounts of data at remarkable speeds, turning unstructured document repositories into actionable insights. The Role As a Backend Engineer at Hebbia, you will leverage your expertise in systems and application layer software to...
About Tru Identity Tru Identity is dedicated to revolutionizing the importation process of goods into the United States, aiming to simplify trade compliance within an industry valued at $4 trillion annually. Our innovative platform empowers companies worldwide to ensure compliance even before their shipments leave the port of origin, facilitating timely deliveries, maintaining sales momentum, and supporting international expansion. We assist importers, marketplaces, and logistics providers in automating the intricate regulatory compliance tasks that can hinder trade, ultimately saving time and resources while minimizing fraud and frustration. Although we are still in our early stages, our rapid growth is evidenced by the commercial and government clients we have already secured. By joining us at this pivotal moment, you will play a crucial role in our foundational team, enjoying significant ownership, the ability to influence product development, and the opportunity to contribute to a transformative venture from its inception. We thrive on agility, focus, and a culture that values perseverance and creative problem-solving.
Match Group, Inc.
Join Match Group as a Senior Backend Engineer focused on driving growth through innovative solutions. In this pivotal role, you'll collaborate with cross-functional teams to design and implement scalable backend services that enhance user experiences and drive engagement. If you are passionate about building robust systems and eager to contribute to a dynamic team, we want to hear from you!
Palantir Technologies Inc.
Join Palantir Technologies as a Senior Backend Software Engineer in our Application Development team, where you will leverage modern technologies to build scalable and robust applications that solve complex challenges. You will collaborate with cross-functional teams to innovate and enhance our backend systems, ensuring optimal performance and reliability.
iCapital Network
iCapital Network is hiring a Senior Backend Engineer at the Senior Vice President level in New York, NY. This position plays a key role in shaping the technology stack and contributes directly to the company’s mission of improving financial services for clients. Role overview This is a leadership role with a focus on backend engineering. The Senior Backend Engineer will influence the technical direction of the team and help guide architectural decisions for backend systems. What you will do Lead the design and development of scalable backend systems Collaborate with cross-functional teams to deliver solutions that enhance client experiences Guide technical decisions and help set the direction for backend architecture Location This role is based in New York, New York, United States.
About the Role:Parker is dedicated to a bold mission: empowering individuals to achieve financial independence. We believe that by providing independent business owners with essential financial tools, we can help them scale their operations profitably.Our flagship product merges a virtual corporate card with financial software designed for profitability, enabling eCommerce merchants to accelerate growth while effectively managing their margins.To date, we have successfully raised over $180M from top-tier investors, including Valar Ventures, Y Combinator, SVB, and industry pioneers such as Solomon Hykes (Docker), Paul Buchheit (Gmail), Paul Graham (Y Combinator), and Robert Leshner (Compound).As a dynamic Series B fintech, we are rapidly expanding, boasting a robust product-market fit, a burgeoning customer base, and a team driven by technical excellence and impactful solutions.We are seeking a Senior Software Engineer – Backend to architect, develop, and scale the critical systems that underpin Parker’s financial platform. In this pivotal leadership role, you will influence backend architecture, data infrastructure, and engineering best practices during our growth phase.You will work collaboratively with Product, Infrastructure, and Data teams to deliver high-performance, reliable systems that handle billions in transactions and empower thousands of merchants. This high-impact position is ideal for engineers who thrive on ownership, relish the challenge of complex systems, and prioritize elegant, maintainable solutions.What You’ll Do:Design and scale backend services that drive Parker’s financial products and APIs.Lead architectural strategies to guarantee performance, reliability, and scalability across our systems.Develop and maintain services in a modern cloud-native environment (Node.js, PostgreSQL, Docker, Kubernetes, AWS).Collaborate with product and infrastructure teams to create secure, user-friendly APIs and data models.Promote engineering excellence through code reviews, mentorship, and architectural guidance.Identify performance issues and spearhead initiatives to enhance reliability, observability, and system design.Contribute to the advancement of Parker’s technical roadmap and long-term engineering vision.
About UsAt Qloo, we are at the forefront of innovation with our advanced Taste AI technology. We harness vast amounts of data—over 500 million records encompassing public figures, locations, and various entities, along with a global consumer behavior and sentiment database—to uncover profound insights into consumer preferences. Our Taste AI engine excels in identifying key signals from the noise, from analyzing global travel trends to delivering personalized restaurant recommendations tailored to individual tastes. An exciting aspect of our API suite is that it is driven by cultural entities rather than personal identities, ensuring our insights are derived without relying on personally identifiable information. You can learn more about our recent Series C funding here.Role OverviewAs a Senior Backend Engineer reporting to the VP of Platform Engineering, you will work closely with a dedicated team of 5-7 engineers focused on backend systems, scaling, resilience, and API management. Our collaborative team culture emphasizes mutual support and a shared commitment to enhancing our technical capabilities to serve our esteemed clients effectively.In this pivotal role, you will significantly influence the scaling, modernization, and implementation of our backend platform. Your responsibilities will include high-impact projects such as developing and coding microservices, enhancing observability, and boosting performance and reliability across our APIs and data pipelines. Additionally, you will define best practices and implementation specifics as we refine our API gateway and containerized infrastructure, implementing features that unlock new capabilities for our clients—some of the most recognizable brands worldwide—impacting millions of users.Responsibilities+ Build, optimize, and maintain backend services and APIs with a strong emphasis on performance and reliability.+ Develop and maintain internal tools and observability systems (logging, telemetry, etc.).
Join Ramp as a Senior Software Engineer on our dynamic GTM Platform team, where you will play a pivotal role in shaping our frontend architecture and enhancing user experiences. You will collaborate with cross-functional teams to deliver scalable and high-performance web applications that drive our business objectives.
OverviewJoin our dynamic team as a Senior Backend Engineer where you will architect, develop, and scale essential backend systems that support high-traffic consumer applications and internal platforms. You will take ownership of vital services and APIs, engage with high-throughput distributed architectures, and collaborate closely with product, machine learning, and engineering teams to deliver seamless, low-latency experiences for our users.About PhiaPhia has successfully secured $43M in funding from top-tier investors including Notable Capital, Khosla Ventures, and Kleiner Perkins to develop the AI alignment layer for the commerce sector. In less than a year, Phia’s consumer shopping assistant has amassed over one million users and established partnerships with over 6,200 retail brands, generating billions in annual gross merchandise volume. Each month, Phia contributes millions in sales for its partners and has achieved an impressive 11× revenue growth since its inception.As AI-driven vertical agents revolutionize various industries, Phia is at the forefront of transforming commerce from a fragmented and impersonal experience into a more intelligent, trustworthy, and user-centric journey. This trust serves as our competitive edge, positioning us as the comprehensive shopping destination for the next generation of consumers.Phia fosters a lean, high-ownership culture with a startup mentality. If you are eager to work in a fast-paced environment and tackle complex challenges within consumer AI and commerce, we invite you to join us.
About FLORAAt FLORA, we empower the new creative class with innovative tools that enhance their craft. Our intelligent platform utilizes cutting-edge AI models to facilitate creativity. With a small but dynamic team of approximately 20, we have successfully raised $52 million from notable investors such as Redpoint Ventures, Hanabi Capital, Menlo Ventures, Justin Kan, and Gabe Whaley (founder of MSCHF). Our clientele includes esteemed names in the creative industries, such as Pentagram, Lionsgate, and Nike.About the RoleWe are seeking a Senior Backend Engineer to be a pivotal part of FLORA's platform development. You will engage with our database layer, generation infrastructure, observability tools, and the services that enable a seamless real-time creative experience on a large scale.As part of our skilled team of full-stack engineers, you will leverage your extensive backend expertise to resolve our most challenging systems issues. You will take charge of complex projects, work closely with engineering leadership on architectural choices, and evolve with our backend team as we expand.Your ResponsibilitiesDesign and implement generation orchestration infrastructure capable of supporting significant scale.Enhance observability across our infrastructure to minimize failure rates and proactively identify issues before they affect users.Optimize our database layer through effective schema design, indexing strategies, and migrations as we grow.Collaborate on architectural decisions to facilitate the introduction of new features.Partner with the CTO, Product Engineering, and Intelligence Engineering teams to ensure a stable and high-performing foundation for features across all client platforms.Desired Qualifications:A minimum of 5 years of experience in building robust backend systems and operating services at scale.At least 3 years of in-depth experience with TypeScript, emphasizing type safety, error handling, and code organization.Demonstrated ability to analyze ambiguous problems and deliver well-structured solutions.Experience with queue-based architectures, including job scheduling, orchestration, and fault tolerance.Strong instincts for observability; experience in system instrumentation, dashboard creation, and utilizing data to enhance reliability.Excellent communication skills and a collaborative approach to technical decision-making.
Grow Therapy
Join our dynamic team at Grow Therapy as a Senior Backend Software Engineer. In this role, you will leverage your expertise in backend development to design, implement, and maintain robust and scalable applications. You will work collaboratively with cross-functional teams to drive innovation and enhance our platform, ensuring a seamless experience for our clients.
About PolymarketPolymarket stands as the largest global prediction market platform, empowering individuals to share their insights on real-world events through trading on outcomes spanning politics, economics, sports, culture, and current affairs. Functioning as a decentralized peer-to-peer marketplace without a central 'house', Polymarket aggregates a wide array of opinions into clear, market-driven probabilities that reflect collective expectations about future events.Our rapid growth is evident as we approach $21 billion traded in 2025, alongside increasing adoption as a reliable alternative news source. Our vision is to emerge as a pervasive beacon of truth within global media, driven by a swift, dependable, and highly technical market infrastructure.About the RolePolymarket is in search of a talented backend engineer to join us in constructing and enhancing the essential exchange infrastructure that fuels our markets. This position emphasizes the development of high-performance, low-latency backend systems that must operate correctly, swiftly, and resiliently under the demands of real-world trading scenarios.You will play a vital role as a primary contributor, collaborating with other senior engineers to design, implement, and refine the systems that form the core of Polymarket's exchange. This position offers significant ownership with minimal bureaucratic hurdles and a strong focus on results.Your ResponsibilitiesWe are seeking an experienced backend engineer who thrives on close-to-the-metal work and tackling challenging distributed systems problems.Develop the Exchange Backend: Architect and build scalable, low-latency backend services that drive the Polymarket exchange, utilizing C/C++ or other performance-oriented programming languages (Go, Rust, Java).Enhance Performance & Scale: Analyze, tune, and troubleshoot systems with an emphasis on latency, throughput, memory usage, and correctness in production environments.Architect Distributed Systems: Create and maintain robust APIs, data pipelines, and event-driven architectures using messaging and streaming technologies (Kafka, Pulsar, RabbitMQ).Ensure Reliability & Operations: Strengthen security, availability, performance, and scalability within backend systems, while actively participating in diagnosing and resolving production challenges.Cross-Functional Collaboration: Work in close partnership with engineers across product, infrastructure, and data teams to ensure seamless integration between the exchange and the overall platform.Enhance Code Quality: Engage in code reviews, design discussions, and architectural debates to drive high standards in software development.
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