Source Job

$175,000–$210,000/yr
Global

  • Build and maintain registration, onboarding, checkout, and conversion flows that move visitors to activated, paying members.
  • Own integrations across the funnel: payment platforms, lifecycle messaging, and product analytics, including webhook handlers.
  • Contribute to ongoing payments migration and work across the stack: React/TypeScript front end and Ruby on Rails back end.

Ruby On Rails React TypeScript PostgreSQL Webhooks

20 jobs similar to Full Stack Engineer

Jobs ranked by similarity.

$187,000–$271,920/yr
US

  • Design, build, and ship full-stack growth experiments end-to-end.
  • Improve key metrics across acquisition, activation, engagement, and monetization.
  • Collaborate daily with product managers, designers, and analysts, analyzing experiment results to iterate quickly.

Calendly provides a scheduling automation platform relied on by millions. The company fosters a culture of ownership, curiosity, and collaboration, with a focus on high-impact growth work.

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

  • Build and own the end-to-end self-service customer experience including sign-up flows, onboarding, activation, and conversion.
  • Design and optimize trial experiences and develop mechanisms to identify high-intent users.
  • Establish and scale an experimentation culture by building infrastructure for events, attribution, and measurement.

Our partner is a company looking for a Full-stack Growth Engineer based in the Netherlands. They operate in the security and IT sector and are building a product-led growth strategy.

US Unlimited PTO

  • Build and ship high-quality product experiences across the stack, with attention to speed, reliability, usability, and craft.
  • Design and implement clean frontend systems in React and TypeScript, and develop APIs and backend services.
  • Own problems end to end, from idea formation through technical design, implementation, and long-term maintenance.

Ondo Finance provides institutional-grade, blockchain-enabled investment products and services, with a technology arm developing decentralized finance and an asset management arm creating tokenized funds. Founded by ex-Goldman Sachs team members, the company is fully remote, well-capitalized, and backed by top investors like Founders Fund and Coinbase Ventures.

US

  • Develop and maintain core systems supporting user accounts, payments, and APIs.
  • Integrate third-party services such as KYC/AML, foreign exchange, and banking aggregators.
  • Work closely with sales and engineering teams to design and implement solutions for customer needs.

Sphere Pay is a payment platform that provides APIs for managing user accounts and transactions. The company fosters an inclusive and diverse work environment with a focus on engineering excellence.

US Unlimited PTO

  • Build interactive charts and dashboards for visualizing occupancy and revenue data.
  • Redesign core workflows to simplify revenue management for non-technical users.
  • Architect front-end with state management and performance optimization for a snappy app.

Wheelhouse is a fintech platform enabling short and mid-length stay providers to earn 20% more from rental properties. The company is remote-first, has low churn, rapidly growing revenue, and a collaborative, transparent culture.

US Unlimited PTO 16w maternity 16w paternity

  • Build and ship customer-facing features for banking, tax automation, and expense tracking using Ruby on Rails, React, Redux, and TypeScript.
  • Raise the technical bar through code review, architecture input, and mentoring engineers across teams.
  • Own work end-to-end from scoping and building to reviewing and monitoring, partnering closely with product and design.

Found builds financial tools for self-employed individuals, automating taxes, accounting, and expense tracking with a business bank account. The company is positioned as a safety net for the growing self-employed workforce and values kind, resourceful, and passionate team members.

US Canada Mexico 4w PTO 16w maternity 4w paternity

  • Design and implement features for the Marketplace, including shop integrations and Fleetio Pay.
  • Collaborate with Product Managers, Designers, and Engineers to deliver scalable, high-quality software.
  • Write maintainable, well-tested code and participate in code reviews to ensure quality and consistency.

Fleetio is a modern software platform that helps thousands of organizations worldwide manage their fleet operations. We raised $450M in Series D funding in March 2025 and are a proud founding member of the Rails Foundation, with a fast-paced, collaborative culture.

UK Unlimited PTO

  • Take ownership of crafting intuitive, secure, and high-performance user experiences for mission-critical financial products.
  • Lead frontend architecture decisions and contribute to scalable design systems and reusable UI components.
  • Collaborate closely with product, design, and engineering teams to deliver features from concept to production.

Our partner is building next-generation financial applications powered by modern web technologies and blockchain infrastructure. They operate with a high-autonomy, mission-driven culture and offer a fully remote environment with a focus on innovation and collaboration.

Hungary

  • Maintain and evolve a massive Ruby on Rails monolith while integrating new features in Kotlin, Spring Boot, and TypeScript.
  • Solve complex problems with an analytical mindset across a polyglot tech stack including Java, Ruby, and Postgres.
  • Thrive in a direct, opinionated engineering culture that values honest feedback and constructive friction.

They create Bridge, a software for learning and career development, helping organizations build cultures where people thrive. The global team of engineers, product managers, and designers operates with an async, trust-based culture emphasizing autonomy and results.

North America

  • Ship high-quality features end-to-end using TypeScript, Next.js, and PostgreSQL.
  • Take ownership of technical decisions and balance speed with correctness.
  • Collaborate with cross-functional teams to drive the Cards roadmap.

Keep provides businesses with a comprehensive suite of cross-border banking services. Backed by VCs, they are a fast-growing fintech startup with a team of seasoned startup veterans.

US

  • Build and ship full product features across frontend, backend, APIs, and databases.
  • Create customer and internal workflows for onboarding, accounts, payments, rewards, and more.
  • Work closely with product, design, mobile, backend, and AI engineers to launch fast and improve.

BJAK is a mobile-first insurance platform that helps people plan, save, and grow their money, now expanding into other financial services. They have a global team of over 20 nationalities, and seek driven, product-minded individuals.

$264,000–$330,000/yr
US Unlimited PTO 16w maternity 16w paternity

  • Lead the design of fault-tolerant, observable integrations with third-party services to support growing transaction volume.
  • Build abstractions and standards for engineering teams to ship faster and more safely on the payment platform.
  • Set technical direction across Payment Platform and Clearinghouse Platform teams as a hands-on technical leader.

Headway is building a new mental healthcare system by automating insurance admin for providers, making therapy accessible to everyone. They are a Series D company with $325M+ in funding and over 75,000 providers using their software.

China

  • Build modern web applications using React, Next.js, TypeScript and other modern frontend technologies.
  • Develop customer-facing checkout, payment and policy renewal flows with optimized performance.
  • Collaborate with cross-functional teams to integrate frontend with backend APIs and payment systems.

BJAK builds AI-powered automation systems for insurance workflows, enabling clear tracking of quotes, policy issuance, and claims. The company collaborates with global teams and offers a fully remote work environment focused on building high-performance web applications.

Austria

  • Build and ship full product features across frontend, backend, APIs and databases.
  • Create customer and internal workflows for onboarding, accounts, payments, rewards, travel, FX, support automation, KYC and risk.
  • Work closely with product, design, mobile, backend and AI engineers to launch fast and improve after release.

Bjak is a mobile-first insurance and financial platform that helps people in Southeast Asia plan, save, and grow their money. Founded in 2019, the company has a team of over 20 nationalities working globally, fostering a culture of passion and innovation.

Europe

  • Design, develop, and maintain fullstack features for a high-scale ad-tech platform.
  • Build and enhance user-facing dashboards and campaign management interfaces.
  • Collaborate with product, design, and backend teams to deliver high-quality user experiences.

Our partner is a global ad-tech platform operating at massive scale, processing billions of ad requests daily. It is a high-growth, international, and diverse team with a collaborative engineering culture and strong technical mentorship.

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.

US

  • Deliver full-stack feature work across a modern TypeScript and Next.js App Router codebase, including server actions, API routes, and service-layer logic.
  • Build accessible, responsive, design-system-driven UI in React, and design maintainable service, domain, and persistence boundaries.
  • Integrate with CMS platforms, write meaningful tests, and work within CI/CD pipeline using GitHub Actions and deploy to Vercel.

AKQA (part of WPP) designs adaptive digital services and applications that capture the imagination, delivering returns for clients. They foster a collaborative culture of respect and belonging with equal opportunities.

US

  • Drive product-led growth by architecting end-to-end features for self-onboarding, upgrades, and checkout flows. - Own full-stack features from database schema to polished frontend using React, TypeScript, and Node.js. - Collaborate with Product, Design, and Data to run experiments and deliver high-quality user experiences.

Overflow is a fintech and SaaS platform that enables giving through cash, stock, and crypto for churches and nonprofits. It is a growth-stage, Series C company backed by leading venture firms, with a culture rooted in generosity and excellence.

Global Unlimited PTO

  • Build polished, performant web UIs using React, TypeScript, and modern CSS.
  • Work across the full stack, building and consuming GraphQL/REST APIs and contributing to Rust services.
  • Partner with design and product to shape features, set technical direction, and mentor engineers.

Ditto is redefining how data moves at the edge with a peer-to-peer sync engine for resilient real-time applications. With over $145 million in funding and trusted by organizations like Chick-fil-A, Delta Airlines, and the U.S. military, Ditto is a globally distributed startup committed to diversity and inclusion.

$160,000–$230,000/yr
US

  • Build backend services, APIs, and data layers powering product domains like outreach automation, payments, reporting, and analytics.
  • Own data modeling, ETL, and vendor SDK integrations while contributing to React frontend and internal tooling.
  • Partner with Product throughout the development lifecycle, author technical specs, and contribute to CI/CD and development infrastructure.

Pearly is a B2B SaaS and payments company serving over 2,500 dental offices. They are scaling rapidly with a hyper-modern stack and a focus on shipping impactful capabilities.