Source Job

Global

  • Build and scale backend services in TypeScript on AWS Lambda, backed by PostgreSQL and Hasura GraphQL.
  • Own the data model and API surface, including schema design, migrations, and permissions.
  • Implement logic for global payouts, tax validation, and 1099 generation.

TypeScript Node.js PostgreSQL GraphQL AWS

20 jobs similar to Senior Software Engineer

Jobs ranked by similarity.

$100,000–$200,000/yr
Europe Global

  • Design, build, and ship production features across Vallor's TypeScript stack.
  • Own backend services, APIs, integrations, and serverless infrastructure on AWS.
  • Work directly with enterprise customers to translate needs into product capabilities.

Vallor is building an enterprise-ready AI coworker for procurement, legal, and sales teams that integrates with existing systems to automate contract review, negotiation, and compliance. It is an early-stage company with an 11-person team and a highly AI-native engineering culture.

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.

Europe

  • Build and maintain API integrations with OEMs and energy partners, ensuring they are reliable, performant, and well tested.
  • Strengthen the connectivity platform by reducing incidents and improving observability, monitoring, and alerting.
  • Take on complex projects and drive them through to release, breaking them into actionable work and delivering with limited hand-holding.

Enode provides software infrastructure to connect and orchestrate energy devices like EVs, heat pumps, and solar inverters at scale. We are a mission-driven startup backed by Y Combinator, Lowercarbon Capital, and Creandum, with a fun and caring culture.

$146,000–$182,500/yr
Canada 4w PTO

  • Design, build, and maintain backend APIs and services that power our AI workflow platform at scale.
  • Own complex projects end-to-end from architecture through production with full ownership and quick iteration.
  • Collaborate with a remote-first team to ship multiple times per day, using AI coding tools to accelerate development.

We're building an AI-native platform that helps marketing and creative teams at top e-commerce brands understand which ads are working and ship more winning creative across major ad platforms. We're a Series B remote-first team, currently under 100 headcount, growing 2.5x year over year, led by second-time founders.

Europe

  • Build and maintain API integrations with OEMs and energy partners, ensuring reliability and performance.
  • Improve the connectivity platform by reducing incidents and enhancing observability.
  • Develop automations and internal tools to streamline integration monitoring and testing.

Enode provides the infrastructure layer that connects and orchestrates energy devices for energy companies. We are a mission-driven startup backed by Y Combinator, Lowercarbon Capital, and Creandum, with a collaborative and supportive culture.

$120,000–$190,000/yr
US

  • Design, build, and operate backend services and APIs for identity verification and account protection workflows.
  • Partner with product and design to ship secure, usable customer-facing workflows.
  • Own production operations, including debugging, reliability, and mentoring peers.

Nametag helps companies verify the real person behind high-risk workforce actions. They are a remote-first, US-based team with a small, collaborative culture.

US

  • Working closely with other engineers to ship code, collaborating on hard problems.
  • Building and maintaining documentation as a growing remote organization.
  • Solving complex problems that arise at scale with real-world money movement and sensitive financial data.

OnePay is a consumer fintech platform that brings together banking, high-yield savings, credit cards, lending, investing, and crypto in one place. Backed by Walmart and Ribbit Capital, the company has a fast-paced, low-ego culture with a focus on moving quickly and solving problems.

$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.

US Unlimited PTO

  • Own transaction processing platform infrastructure for signing and settlement flows, including service design and operational health.
  • Design data models, API contracts, and retry/backoff logic; write RFCs relied on by Banking and Blockchain engineers.
  • Define production readiness with SLOs, alerting thresholds, and runbooks; lead incident response and postmortems.

The Cari Network builds blockchain-based payment systems for real-time digital money movement across finance and digital assets. As a pre-launch startup, we are creating new financial infrastructure bringing cash on chain through tokenization.

$160,000–$220,000/yr
US

  • Architect, design, and implement backend services including our core API.
  • Write code mostly in Scala and promote technical design standards.
  • Continuously improve product architecture and build tools for the platform.

Pattern Data is an AI-powered platform for mass tort litigation, automating case analysis for law firms. We are a collaborative, high-ownership team that values transparency and solving hard problems.

Global

  • Build and own Fundable's core backend including customer-facing APIs, AI microservices, and a workflow builder.
  • Lead architecture decisions, implementation, and deployment with TypeScript/Node.js or Python, PostgreSQL, and cloud platforms.
  • Work directly with founders in a high-autonomy role to solve ambiguous problems and ship production systems.

Fundable provides real-time startup data and signals that help growth teams find new startup customers and help investors source their next deals. It is a small, fast-moving team that values high autonomy and an AI-first approach.

Netherlands

  • Design, develop, and maintain scalable backend APIs supporting authentication, payments, subscriptions, analytics, consumption tracking, and text-to-speech services.
  • Build and optimize reliable backend systems with a strong focus on scalability, performance, security, and maintainability.
  • Collaborate with cross-functional teams to align backend architecture with product strategy, customer needs, and user experience goals.

Our partner is a technology company building backend infrastructure that powers products used by millions worldwide, focusing on accessibility and learning experiences. They are a fast-growing global company with a collaborative engineering culture and a fully distributed team.

US

  • Be part of a team replacing a decades-old legacy system with a modern web ecosystem using Agentic AI tools like Claude Code and Codex.
  • Develop and own domain services in TypeScript and Node.js, including case lifecycle state machines and pricing engines.
  • Deliver complete vertical slices of business capability across the full stack, from React UI to AWS CDK infrastructure-as-code.

Redhorse Corporation is a solution-driven company delivering data insights and technology solutions to customers with missions critical to U.S. national interests. We are a team of thoughtful, skilled professionals who thrive as trusted partners building technology-agnostic solutions.

US 3w PTO

  • Design and build a loan origination system using Node, Apollo GraphQL, React, Camunda, and AWS components.
  • Perform hands-on development of both back-end and front-end components and functionality.
  • Contribute as a member of an Agile team and promote Agile practices.

Ten Mile Square Technologies is a high-end technology consulting firm based in the Northern Virginia area, solving large-scale and complex problems in computer science and software development. They have a growing team of product, technology, and software professionals, with a culture of continuous learning and collaboration.

  • Design and build scalable backend services for high-volume financial transactions and rewards platforms.
  • Own full feature delivery across core systems including payments, rewards, account services, and partner integrations.
  • Collaborate with frontend and mobile engineers to support end-to-end feature development.

HMBL is a talent partner and executive search solution that partners with innovative tech companies. The company values transparency, overcommunication, and continuous improvement, leveraging AI to acquire top technical talent.

LATAM

  • Design and develop scalable, secure server-side components, APIs, and front-end interfaces using React, TypeScript, and Node.js.
  • Build and maintain services on AWS and Kubernetes, ensuring compliance with HIPAA, SOC 2, and HITRUST.
  • Collaborate cross-functionally with product, design, and DevOps teams in agile sprints, writing clean, tested code.

Blue Coding specializes in hiring excellent developers from Latin America for cutting-edge companies in the United States and Canada. With over 150 engineers and other professionals distributed across more than 10 countries, we are a fully remote, culturally diverse company committed to honesty, fairness, and cooperation.

US

  • Build and maintain end-to-end platform integrations, including Conversion API and Targeting Connector capabilities for new and existing advertising partners.
  • Develop and evolve Lambda-based REST APIs supporting audience creation, segmentation, estimation, and distribution across multiple ad platforms.
  • Deliver frontend features in Angular, NgRx, and TypeScript for new channels, dashboards, and client-facing platform capabilities.

Versant is an industry-changing media and entertainment business that owns trusted brands shaping culture across political news, business, golf, and sports. It operates a powerful portfolio including CNBC, Fandango, and USA Network, with a focus on innovative digital platforms and a lean, collaborative engineering culture.

US

  • Build end-to-end full-stack web features from zero to one and into production.
  • Integrate third-party APIs and design robust, reliable state machines.
  • Own projects from ideation through launch and ongoing iteration.

They build modern banking infrastructure for global businesses and AI-powered financial operations. They are a small, ambitious team offering high ownership and meaningful scope from day one.

$120,000–$190,000/yr
US Unlimited PTO

  • Design and develop scalable backend services and APIs for identity verification and security workflows.
  • Own database architecture, schema design, and query optimization for reliable system performance.
  • Partner with product and design teams to deliver secure, customer-focused features.

Our partner builds identity verification and account protection solutions for a fast-growing platform. They operate as a remote-first engineering team with a collaborative culture.

Global

  • Design, implement, and maintain internal and public-facing APIs used across Supabase products, including Studio, CLI, and OAuth applications.
  • Integrate with third-party platforms and partners, providing clear API points for them to connect with Supabase.
  • Build and enhance testing, debugging, and monitoring tools to ensure API stability, reliability, and performance.

Supabase is a Postgres development platform that provides a complete backend solution including Database, Auth, Storage, Edge Functions, Realtime, and Vector Search. They are a remote-first, open-source company with 280+ team members across 55+ countries, and they have raised $500M.