Source Job

Europe

  • Own the backend of a white-label travel platform as it adds new verticals like flights, experiences, and car rentals.
  • Shape the architecture and lead integrations for each new vertical while staying hands-on in the code.
  • Take ownership of technical decisions, from designing REST APIs and PostgreSQL schemas to running background jobs on AWS.

Node.js TypeScript PostgreSQL AWS REST APIs

20 jobs similar to Senior Backend Engineer (Node.js)

Jobs ranked by similarity.

$64,800–$97,200/yr
Europe

  • Design, develop, and maintain the central API and backend services using Node.js and TypeScript.
  • Build fast, reliable services and design intuitive APIs and data models for excellent developer experience.
  • Take end-to-end ownership of projects, scaling existing products and validating new ideas through MVPs.

The company builds technology that helps hundreds of thousands of users understand and manage their finances. It is a small, ambitious product team with a remote-first, flexible, and asynchronous culture.

US Unlimited PTO

  • Own backend services and data pipelines powering Grader scans end-to-end, from ingestion to serving results at scale.
  • Strengthen platform reliability by reducing latency, improving uptime, and building observability, monitoring, and alerting.
  • Partner with Product-Led Growth and AI teams to evolve the platform toward AI-powered experiences.

This company develops AI-powered restaurant health assessment products, processing signals from sources like Google, Yelp, and menus. It is a remote-first, product-focused startup culture that emphasizes engineering ownership, reliability, and cross-functional collaboration.

5w PTO

  • Build and maintain backend services and REST APIs using TypeScript and Node.js.
  • Design PostgreSQL schemas, write migrations, and implement features like authentication and billing.
  • Write automated tests, diagnose issues, and contribute to code reviews to ensure reliability.

Aleroy is building a unified platform for high-performance AI inference, making it easier for companies to deploy and run AI models at scale. We work in small teams, collaborate directly, and focus on solving complex engineering challenges to build reliable, scalable AI infrastructure.

Argentina Unlimited PTO 18w maternity 12w paternity

  • Build and operate reliable cloud services on AWS and Cloudflare, leveraging compute, storage, networking, and managed infrastructure.
  • Own features end-to-end from customer problem through design, implementation, rollout, and ongoing improvement.
  • Participate in on-call rotation, investigate production incidents, and drive improvements to prevent recurring issues.

Webflow is the agentic web marketing platform for modern marketing teams, helping organizations build, manage, and optimize high-performing web experiences that drive predictable growth and strengthen brand trust. It is a growing, privately held company with a culture that values grit, craft, customer trust, teamwork, and reinvention.

Global

  • Design and build backend systems that are clean, testable, and efficient.
  • Architect scalable APIs and infrastructure for high-trust environments.
  • Own core systems end to end, and shape engineering practices and technical culture.

At Duna, we see the company as the second product we’re building and are continually working to create a transparent, ambitious culture. We are a remote-first, fast-moving team of builders backed by world-class investors, looking for exceptional people who love to create, build, and ship.

US

  • Leads backend architecture and system design for Node.js services.
  • Designs and implements complex Node.js and TypeScript features.
  • Provides technical leadership and mentoring to the Node sub-team.

Evry Health is a healthcare technology company building a backend platform for health insurance. It is a remote-first company with a focus on engineering excellence and regulatory compliance.

$86,400–$118,800/yr
Europe Unlimited PTO

  • Design and operate backend systems collecting data on 400M+ creator profiles across major social platforms.
  • Build resilient infrastructure handling high-volume data, third-party APIs, and proxy networks at scale.
  • Own systems end-to-end, from architecture and deployment to monitoring and continuous improvement.

They build a large-scale creator data platform tracking 400M+ profiles across major social media. The culture is remote-first, async-oriented, and collaborative with substantial autonomy for senior engineers.

Argentina 18w maternity 12w paternity

  • Build and operate reliable cloud services on AWS and Cloudflare, covering compute, storage, networking, and managed infrastructure.
  • Evolve the infrastructure that powers web applications and AI agents on Webflow Cloud, including CDN and edge computing.
  • Own features end-to-end, from customer problem through design, implementation, rollout, and ongoing improvement while using AI-assisted development practices.

Webflow is an agentic web marketing platform that helps modern marketing teams build, manage, and optimize high-performing web experiences. Webflow is a growing, privately held company that values grit, craft, quality, and equality, and offers a remote-first culture with comprehensive benefits.

$86,400–$97,200/yr
Portugal

  • Analyze product requirements and implement backend features with clean, maintainable code.
  • Ensure software quality through functional testing and automated unit tests.
  • Troubleshoot production issues and provide recommendations for improvement.

Lively provides modern HSA and benefit solutions using user-centric design and technology. It is a remote-first company headquartered in San Francisco with employees across the US.

India

  • Design, develop, and maintain scalable backend services and APIs for the Contacts domain.
  • Optimize system performance, reliability, and observability in a high-scale environment.
  • Collaborate cross-functionally with product, design, and engineering teams to deliver high-quality features.

HighLevel is an AI-powered business operating system that gives agencies, entrepreneurs and SMBs the infrastructure to build, automate and scale. With over 2,000 team members across 10+ countries, HighLevel operates as a global, remote-first organization built for speed and ownership.

Global

  • Design, build, and maintain scalable web applications across front-end and back-end.
  • Develop modern UIs with React, TypeScript, and Tailwind CSS, plus back-end services and RESTful APIs using Node.js and Express.
  • Optimize applications for speed and scalability, implement testing and CI/CD, and collaborate with product and engineering teams.

They are a technology company that provides full-stack development services to clients, collaborating closely with product and engineering leadership. They foster a collaborative, mission-driven culture focused on innovation, ownership, and impact, with a supportive global team.

Argentina 18w maternity 12w paternity

  • Design and build Nest.js service scaffolding for new backend services in our next-gen monorepo.
  • Own the deployment story for services on Cloudflare and interoperability with AWS and Kubernetes.
  • Lead migrations of codebases into the monorepo, turning each into a repeatable recipe.

Webflow is the agentic web marketing platform for modern marketing teams, helping organizations build, manage, and optimize high-performing web experiences. They move fast without sacrificing craft or quality.

Europe

  • Design, develop, and operate scalable web services and APIs using Node.js, TypeScript, and Python.
  • Own AI-based backend solutions and collaborate with AI engineers to operationalize AI tools in production.
  • Influence technical standards, mentor colleagues, and drive engineering excellence across the team.

Jobgether is an AI-powered recruitment platform that matches candidates with job opportunities. The hiring partner is a technology company in the electric mobility space, fostering a remote-first and collaborative culture.

$140,000–$220,000/yr
North America LATAM Europe

  • Ship product end to end, from backend services and APIs to dashboard and developer-facing UIs.
  • Build the tools developers and agents use to reach Nango: APIs, SDKs, CLI, MCP and the web app.
  • Work directly with customers to understand their integration and agent use cases, then turn what you learn into a product.

Nango is a developer infrastructure company providing API access for agents and apps, enabling AI applications to connect to the real world through integrations. It is YC-backed with multi-million ARR, a team of 14, and over 700 paying customers including Replit and Ramp.

Argentina 18w maternity 12w paternity

  • Design and implement scalable multi-tenant backend services and APIs.
  • Work with Node.js, TypeScript, MongoDB, GraphQL, Apollo, AWS, and Kafka.
  • Lead projects and mentor junior engineers in a remote-first, agile environment.

Webflow is the agentic web marketing platform for modern marketing teams, helping organizations build, manage, and optimize high-performing web experiences. It is a growing, privately held company with a culture that values grit, speed, and craft, and it is expanding with a new office in Buenos Aires.

$3,000–$3,200/mo
Latin America

  • Build and maintain a TypeScript monorepo including a Next.js web app, Expo mobile app, and Cloudflare Worker.
  • Manage a PostgreSQL + Prisma data model and background systems such as webhook handlers, queued messaging, and scheduled jobs.
  • Own security-sensitive paths and the AI layer, including LLM tool-calling over financial data and proactive insights.

GoFasti is a Talent-as-a-Service company that connects world-class developers and designers from Latin America with first-class companies around the globe. They make remote work remarkable and foster a culture of continuous learning, proactive communication, and strong attention to detail.

Egypt

  • Design, develop, and maintain backend systems using Node.js, TypeScript, and Nest.js.
  • Build scalable microservices, develop APIs with gRPC, and optimize data storage with MongoDB, PostgreSQL, and ClickHouse.
  • Collaborate with cross-functional teams, ensure code quality through best practices, and troubleshoot backend performance.

Soum is a marketplace platform that enables users to buy and sell anything online, starting with second-hand electronics in Saudi Arabia and expanding to used cars and collectibles. In two years, they've facilitated hundreds of thousands of transactions, become the 10th most downloaded e-commerce app in KSA, and received over 5 million downloads.

$160,000–$180,000/yr
US 3w PTO 2w maternity 2w paternity

  • Act as deputy architect, shaping platform design and breaking complex work into increments.
  • Build services and integrations while staying hands-on with code and production delivery.
  • Guide data modeling, legacy migration, and system integration while mentoring engineers.

Attain Talent is a talent solutions company that builds modern platforms for government agencies. They foster a small-team culture with a focus on collaboration, ownership, and professional growth.

UK

  • Design, build, and operate reliable, scalable software solutions using TypeScript and Node.js
  • Collaborate in cross-functional squads to support financial workflows and regulated investment operations
  • Mentor engineers, lead technical delivery, and take accountability for services in a build-and-run model

Seccl is an Octopus-owned embedded investment platform building next-generation investing infrastructure. They power fintechs, banks, and wealth firms with close to a million investors, and are B Corp certified with an ownership-driven culture.

$97,200–$129,600/yr
Global

  • Own features end-to-end, from customer problem to production, across backend, API, and frontend.
  • Solve complex backend challenges involving tenders, bills of quantities, and large-scale price data.
  • Shape product decisions and collaborate with Product, Design, and Data to ship strategic initiatives.

Cosuno is a fast-growing tech startup revolutionizing the construction industry through a digital platform for tenders and procurement, powered by AI that analyzes millions of price data points. They value diversity, inclusivity, and a collaborative engineering culture with autonomy, transparency, and a strong focus on high-quality software.