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20 jobs similar to Senior Full Stack Javascript Node Backend Engineer

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US Unlimited PTO

  • Collaborate cross-functionally with product, ops, sales, and marketing to build platform solutions.
  • Write maintainable end-to-end code and perform exhaustive tests before review.
  • Mentor team members and manage work schedules as a self-starter in an asynchronous environment.

Better Health is creating a new medical provider type, disrupting the $60B home medical supply industry by bundling peer support, coaching, education, and home delivery. Since 2019, Better Health has gained licenses in 48 states, serves top payers, and is backed by leading investors, growing a diverse team united by shared values.

US

  • Take end-to-end ownership of features and products across the stack, from interfaces to backend infrastructure.
  • Work closely with product, design, operations, and finance to gather requirements, prototype quickly, and ship with confidence.
  • Own features from first prototype through launch, iteration, and beyond.

Agora is building stablecoin infrastructure, including AUSD and a full-service platform for issuing, managing, and integrating stablecoins. It is a small, mission-driven startup backed by Paradigm and Dragonfly, with a culture of high ownership, clear thinking, and high-velocity decision making.

Global

  • Implement end-to-end user journeys across the full stack, including administrative and core platform flows such as tenancy, user management, and permissions.
  • Rapidly prototype new flows, validate assumptions, and iteratively harden them into production-quality implementations.
  • Review, refine, and integrate AI-generated code, ensuring correctness, performance, and maintainability.

Gradera defines a new category of enterprise transformation called Software-Orchestrated Services™, where software orchestrates human expertise, digital workers, and enterprise systems. As an AI Native Services firm, they help enterprises redesign work across operations, product, engineering, customer experience, data, and enterprise workflows.

$115,000–$195,000/yr
US Canada Unlimited PTO

  • Design, develop, and maintain features across the stack with a focus on scalable architecture and performance.
  • Write clean, efficient, well-documented code in TypeScript/JavaScript, contributing to React Native mobile app and backend services.
  • Participate in technical design discussions, lead by example through code reviews, and mentor early-career engineers.

Roo is a veterinary staffing platform that connects animal healthcare professionals with animal hospitals for relief work and hiring. They have a network of over 20,000 veterinary professionals and serve 9,000 animal hospitals, with a culture of bias to urgency and measurable impact.

Europe

  • Design and implement full-stack features using Node.js, React, and React Native.
  • Own the mobile app end-to-end, working directly with engineering and product leadership.
  • Contribute to a consumer-first, test-driven development culture with A/B testing and PLG.

SimpleStudy is a consumer AI platform for exam preparation, described as 'Duolingo for exam prep.' The company is post-seed with 1.5M+ students, ~20 people, lean and product-obsessed.

$170,000–$200,000/yr
Canada Unlimited PTO

  • Design, develop, and deliver high-quality fullstack web solutions covering major product features end-to-end.
  • Work cross-functionally with engineers, product managers, and customer success, with close feedback loops from users.
  • Optimize the Northbeam dashboard for speed, reliability, and performance, while contributing to technical documentation.

Northbeam builds an advanced marketing intelligence platform for eCommerce brands, offering attribution modeling and dashboards. The company is experiencing rapid growth, has strong product-market fit, and values personal growth and excellence in a remote-friendly environment.

Czech Republic

  • Facilitate effective communication with client stakeholders and craft high-quality, scalable code using React, TypeScript, and Node.js.
  • Actively participate in agile development, mentoring team members, and driving project delivery from concept to deployment.
  • Engage with engineering communities to share knowledge and support the growth of technical capabilities.

3Pillar Global is a software development company that partners with clients to build digital products and transform industries. The company fosters a global, remote-first culture with a focus on well-being, diversity, and professional growth.

EU

  • Build and optimize Node.js/TypeScript microservices for scalable AdTech and Retail Media solutions.
  • Develop and maintain React applications with Next.js and Material-UI, implementing advanced form logic.
  • Integrate high-throughput data systems like MongoDB, Redis, and Algolia, and handle distributed messaging.

Redcare Pharmacy is Europe's No.1 e-pharmacy, providing online pharmacy services with a focus on innovation and health. They foster a collaborative, purpose-driven work environment where every employee feels valued.

Global

  • Design and ship core AdManager features for campaign setup, reporting, and creatives management, owning initiatives end-to-end with minimal supervision.
  • Build advertiser-facing interfaces using Next.js, React, and TypeScript, and design scalable APIs and database schemas for advertiser workflows.
  • Instrument new features with monitoring, logging, and alerting, debug production issues, and contribute to incident response with clear ownership.

Vibe.co provides an Audience First Streaming TV Advertising solution for marketers to unlock TV as a growth channel. Trusted by over 10,000 brands, the company hit a $100 million revenue run rate in under two years and operates with a high-performance culture centered on Impact, Ambition, and Urgency.

$140,000–$180,000/yr
US 3w PTO

  • Design, build, and ship features end-to-end using modern web technologies like TypeScript, Node, and React.
  • Operate in a product pod alongside Product and Design, owning outcomes from customer need through production.
  • Embrace an AI-native development model, using AI tools to accelerate implementation while maintaining high code standards.

Digible is a digital marketing company specializing in the multifamily industry, offering a full suite of services and the Fiona predictive analytics platform. Privately owned since 2017, the company has been recognized as a Top Workplace in Colorado and ranked #8 in Best Places to Work Multifamily, with a collaborative, transparent, and authentic culture.

US

  • Design, build, and maintain backend code to support features used by 5 million users, including backend development in Typescript and regular participation in code reviews.
  • Provide technical leadership and assist in guiding the team's overall technical direction, offering mentorship and pairing with other engineers regularly.
  • Work closely with product and design teams to define feature specifications and build products using frameworks such as React.js and React Native.

Dave is a financial app on a mission to build products that level the financial playing field, leveraging technology to create affordable, transparent, and user-centric access to liquidity for millions of Americans. As a virtual-first company, Dave fosters a collaborative culture where team members are valued, heard, and empowered to do their best work.

$180,000–$200,000/yr
US

  • Build across the stack, owning fullstack features end to end from design through release.
  • Collaborate cross-functionally and take ownership in a fast-moving, meeting-light environment.
  • Use AI tools as a force multiplier and help shape our AI-native development practices.

Archive builds the technology that powers branded resale for some of the world's most beloved companies, including Lululemon, The North Face, New Balance, Dr. Martens, Peloton, and 50+ others. We're a small, low-ego team with high agency, backed by leading venture capital firms, and committed to changing consumer behavior for the better.

US

  • Develop and deliver full-stack AI-powered applications on Unframe's platform.
  • Work closely with customers and internal teams to tailor solutions.
  • Write clean, tested, and maintainable code.

Unframe is an AI-first startup helping large enterprises deploy LLM-powered applications quickly. With over $100M in total contract value secured in 12 months and a recent $50M Series B, the company is scaling globally alongside Fortune 500 customers.

US

  • Own features end-to-end from React interfaces to distributed backend services.
  • Design and build backend services with Spring Boot and event-streaming platforms.
  • Work directly with founders on architecture decisions and scale the platform.

Soulside AI is transforming behavioral health organizations by using AI to cut documentation time by 80%. They are an early-stage startup backed by prominent investors, with a fast-paced, remote-first culture.

$102,930–$144,540/yr
Canada

  • Build and implement new product features for frontend and backend using React, TypeScript, Golang, and Node.js.
  • Own end-to-end consumer-facing claim experiences, including storefront integrations and embeddable widgets.
  • Uphold code quality standards, mentor teammates through code review, and contribute to CI/CD and GCP infrastructure.

Narvar is a platform that drives customer loyalty through seamless post-purchase experiences for retailers. With 1300+ brand partners, including Nike and GameStop, and hubs across the globe, the company fosters an innovative and inclusive culture.

Ukraine

  • Lead the full product lifecycle from MVP to production, managing a cross-functional team.
  • Build responsive frontend components and robust backend APIs with modern frameworks and databases.
  • Collaborate with cross-functional teams to translate business requirements into technical solutions.

INFUSE is a data-driven digital company that helps businesses grow through innovative solutions. We foster a collaborative, innovation-first environment with a focus on initiative and experimentation.

India

  • Build and maintain full-stack features using Node.js (backend) and React/Vue (frontend).
  • Develop and integrate REST APIs, ensuring performance and reliability.
  • Collaborate with product, design, and QA to deliver features end-to-end.

Netomi is the leading agentic AI platform for enterprise customer experience, working with brands like Delta Airlines and MetLife to enable agentic automation at scale. Backed by Y Combinator and Index Ventures, we are a growing startup with a fast-paced, collaborative culture that values ownership and innovation.

United States Unlimited PTO

  • Craft client code that is efficient, performant, testable, scalable, secure, and of the highest quality.
  • Provide accurate status tracking, reporting, and estimation using project methods and tools.
  • Collaborate with fellow engineers, designers, and managers to understand user pain points and iterate on solutions.

3Pillar is an AI transformation partner that helps enterprises build AI-native products and intelligent agents. With teams across North America, Europe, Latin America, and Asia, the company fosters a remote-first culture focused on well-being, global collaboration, and career growth.

$140,000–$155,000/yr
US Unlimited PTO

  • Design and build full stack applications using React, Node.js, TypeScript, and AWS technologies to power secure web and mobile experiences.
  • Contribute to architectural decisions and implement event-driven solutions to improve scalability and reliability.
  • Take ownership of features from design through deployment, ensuring operational excellence and collaboration with product and design teams.

NetDocuments is the world’s #1 trusted cloud-based content management and productivity platform that helps legal professionals do their best work. The company has been named among Inc. Magazine’s 5000 Fastest-Growing Private Companies in America and is a five-time Top Workplace in the US.

Global

  • Develop, test and iterate on product features spanning frontend, backend, and cloud infrastructure.
  • Work closely with product, design, QA, and business teams to translate requirements into production-ready features.
  • Design and build integrations with third-party services such as social media, eCommerce, and AI.

We are a VC-funded creator marketplace app connecting eCommerce brands with everyday social media users. We are a high-growth, remote-first startup that offers a flexible 4-day work week.