Source Job

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.

TypeScript Node.js AWS PostgreSQL Docker

20 jobs similar to Senior Backend Engineer

Jobs ranked by similarity.

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.

Europe

  • Build and maintain reliable API integrations with energy device manufacturers.
  • Improve connectivity platform reliability, scalability, and observability.
  • Develop backend features and automation tools for seamless device connectivity.

The company is an early-stage climate technology company focused on enabling a smarter energy ecosystem. It is a small, global team with a culture of trust, ownership, and autonomy.

Europe

  • Develop scalable backend systems connecting energy providers with electric vehicles and smart home devices.
  • Collaborate with product, engineering, and customer-facing teams to deliver reliable solutions.
  • Solve complex integration challenges and contribute to modern cloud-based systems.

They build the software infrastructure that powers the future of clean energy. Their team is mission-driven, collaborative, and operates in a remote-first environment across Europe.

Europe

  • Build and maintain backend services, APIs, webhooks, and integration services.
  • Design reliable data flows for assessment, feedback, learner activity, and reporting.
  • Work with PostgreSQL, BigQuery, and modern cloud application infrastructure.

The company is a global EdTech company building a suite of AI-enabled products for students, teachers, and education partners to support better learning outcomes at scale. The size and culture are not specified in the posting.

$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.

$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.

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 Unlimited PTO

  • Design and build scalable cloud-based products, including mobile and web applications, that improve the implant supply chain.
  • Contribute to technical architecture, code quality, and testing standards while collaborating with Product, Engineering, and other teams.
  • Develop and maintain REST APIs and integrations, troubleshoot production issues, and stay current with emerging technologies.

Casechek innovates the implant supply chain to bring transparency to patient care costs by automating workflows for vendor-supported surgical procedures. The team is highly collaborative, self-motivated, and values diversity, curiosity, and long-term growth.

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.

$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

  • 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.

Global

  • Design and evolve mission-critical APIs for a modern developer platform.
  • Build secure, scalable backend services using TypeScript, Node.js, and modern frameworks.
  • Collaborate with engineers across teams to deliver reliable systems that improve developer experience.

Jobgether is a platform that uses AI-powered matching to connect candidates with job opportunities. They focus on efficient, objective hiring processes and are part of a network of partner companies.

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.

US

  • Develop new features across our Node.js/TypeScript backend services
  • Optimize applications for maximum speed and scalability
  • Collaborate with cross-functional teams to design and implement innovative solutions

Makai uses AI and data to solve real-world operational and strategic challenges. As a small team, they value ownership, flexibility, and collaboration.

Global

  • Design, develop, and maintain scalable backend services and APIs.
  • Optimize backend services for scalability, performance, and availability.
  • Work closely with Product Managers, Designers, QA, and other engineers to deliver high-quality features.

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

Global

  • Design and optimize scalable APIs and distributed services for mission-critical fraud detection technology.
  • Investigate complex technical issues through root cause analysis and performance testing.
  • Collaborate cross-functionally to deliver robust, production-ready solutions while mentoring junior engineers.

The hiring partner company builds high-performance backend systems for real-time fraud detection technology used by organizations worldwide. The engineering team is globally distributed and values technical excellence, autonomy, and knowledge sharing.

$114,300–$139,700/yr
UK

  • Design, develop, test, monitor and maintain backend services for our systems.
  • Build clean, efficient, and well-documented APIs for web and mobile applications.
  • Write high-quality, maintainable code with a focus on reliability, scalability, and performance.

Midnite is a next-generation sports betting and gaming platform built for a new wave of players. With over 400,000 players and a high-performance team, we operate at pace with high ownership and constant iteration.

$170,000–$190,000/yr
US Unlimited PTO

  • Own and evolve the backend systems powering Foodsmart's platform, designing and building scalable APIs and data infrastructure.
  • Collaborate with front-end engineers and product teams to ensure end-to-end quality and strong product outcomes.
  • Debug and optimize system performance, establishing development practices like code reviews and comprehensive testing.

Foodsmart is a Foodcare platform that combines personalized nutrition care with food benefits to improve health outcomes while lowering costs. Backed by a $200M investment from TPG's Rise Fund, the company serves over 3 million members and is committed to making nutritious food accessible and affordable.

US

  • Build and maintain backend services and APIs using Node.js, TypeScript, and PostgreSQL.
  • Collaborate with product managers, designers, and engineers to deliver end-to-end solutions.
  • Investigate and resolve production issues with a focus on root-cause analysis and long-term maintainability.

PAR Technology Corporation has been a leader in restaurant technology for over 40 years, providing software and hardware solutions to over 100,000 restaurants in more than 110 countries. The company embraces a 'Better Together' ethos, fostering a collaborative culture focused on innovation and customer success.

Canada Unlimited PTO

  • Design and implement scalable, secure, and high-performance backend systems and APIs supporting AI-driven security and pentesting.
  • Collaborate with product, frontend, and infrastructure teams to define system architecture and translate requirements into robust technical solutions.
  • Optimize application performance, scalability, and security across distributed and cloud-native environments.

The company is a partner of Jobgether, specializing in AI-driven cybersecurity and vulnerability detection. It is a highly technical, fast-paced environment focused on solving complex scalability and security challenges at enterprise scale.