Senior Backend Engineer Jobs

Senior Backend Engineer (Generalist) Ellipsis Labs About Ellipsis Labs Ellipsis Labs is a profitable, venture-backed New York-based startup building differentiated products and infrastructure in decentralized finance. The company is the developer of Phoenix, the leading order book spot exchange on t

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as par

Flyer One Ventures - is an early-stage venture capital fund investing in ambitious CEE and Ukrainian founders who build global companies. We’ve already invested in 95 startups and deployed nearly €40M. We also help our companies with recruitment and connect them to industry experts.Currently, we're

EvenUp is on a mission to close the justice gap using technology and AI. We empower personal injury lawyers and victims to get the justice they deserve. Our products enable law firms to secure faster settlements, higher payouts, and better outcomes for victims injured through no fault of their own i

Kikoff: The Fintech Powering Financial Security at ScaleKikoff is a profitable, pre-IPO fintech company on a mission to empower everyone to achieve financial security. With record revenue growth in 2025 and a unicorn valuation, we've built a suite of products that help millions of people build credi

About Re:Build At Re:Build, our mission is to ensure the next generation of important products are made, at scale, in America. We are laying the foundation for a better future for our customers, employees, and communities by revitalizing America's manufacturing base and creating meaningful jobs acro

EvenUp is on a mission to close the justice gap using technology and AI. We empower personal injury lawyers and victims to get the justice they deserve. Our products enable law firms to secure faster settlements, higher payouts, and better outcomes for victims injured through no fault of their own i

About the Company Canals is AI for distributors. AI-powered sales order entry that automatically turns customer emails into quotes, AI-powered accounts payable that automatically turns vendor emails into payables, AI-powered PO acknowledgement processing that automatically flags discrepancies in ven

Overview We're looking for a Senior Backend Engineer to build and enhance backend services for a large-scale media streaming platform. You'll work with a global engineering team on video streaming technologies, encoding workflows, and server-side advertising solutions. Responsibilities Design and de

Join Proton and build a better internet where privacy is the default Proton was founded in 2014 by scientists from CERN on a simple truth: privacy is a fundamental human right. Since then, we’ve built the world’s largest encrypted email service (Proton Mail) and expanded into Proton VPN, Proton Driv

Who we are: Nitra's mission is to build a more efficient healthcare system and the technology that makes it possible. Our goal is to provide an ecosystem of fintech and software solutions that help doctors better manage their practices, so they can have time back to focus on what matters to them mos

Meet Fetch Platform Engineering Platform engineering at Fetch is grounded in service to developers, strong ownership, and purposeful innovation. Rather than building end-user features, platform engineers focus on the foundations that other teams rely on, spanning core systems, architecture, automati

¿Eres un Backend Engineer Senior con experiencia sólida en Node.js, NestJS, microservicios y AWS? ¡Esta oportunidad puede ser para ti! Remoto: Ciudad de Guatemala 2 veces al mes en oficina, zona 4 Buscamos un Senior Backend Engineer para formar parte del equipo de Credit Platform, trabajando con un

Who Are We? Postman is the world’s leading API platform, used by more than 45 million+ developers and 500,000 organizations, including 98% of the Fortune 500. Postman is helping developers and professionals across the globe build the API-first world by simplifying each step of the API lifecycle and

We're seeking a full-time Senior Backend Engineer with a strong product-oriented mindset to help scale the systems powering our healthtech platform. You'll be at the center of our engineering efforts — architecting for scale, failure, and change, and building features that hold up under real-world e

🚀 Senior Backend Engineer | Node.js · NestJS · AWS · Kafka AlliedGlobal | Oportunidad Híbrida | Contractor 📌 Detalles de la posición Modalidad: Híbrida (asiste dos veces a la semana a oficina) Tipo de contratación: Contractor Dedicación: Full-time Compensación: US$2,500 mensuales Horario: Lunes a vi

Gong harnesses the power of AI to transform how revenue teams win. The Gong Revenue AI Operating System unifies data, insights, and workflows into a single, trusted system that observes, guides, and acts alongside the world’s most successful revenue teams. Powered by the Gong Revenue Graph, AI-power

At Commure, we're building the AI Operating System for healthcare, the foundation that defines how care is delivered, documented, and financed. Our platform spans the full care journey: Ambient AI and Dictation eliminating documentation burden at the point of care, intelligent Agents automating pati

💻 Senior Backend Engineer (.NET Core | FinTech Investments) 📍 Location: Colombia or Peru (Remote)💼 Employment Type: Full-Time | Contractor Agreement🌎 Hiring Company: Allied Global🕒 Schedule: Monday – Friday | Overlap with Spain business hours (starting at 12:00 PM Spain Time)🗣️ Language Requirements

We are currently looking for a Senior Backend Engineer for a 100% remote position on a large federal government healthcare technology project. This role will support the design, development, and modernization of enterprise backend services, APIs, and integration solutions that enable secure, scalabl