Source Job

Global Unlimited PTO

  • Write and push code for the Popl Backend
  • Work with other engineers on using APIs, documentation and tests
  • Monitor logs and resolve any issues quickly

Node.js Typescript SQL APIs Backend

20 jobs similar to Senior Backend Engineer

Jobs ranked by similarity.

$190,000–$220,000/yr
US Canada Unlimited PTO

  • Build new products and features 0 to 1
  • Take ownership of projects from conception all the way to shipping, ensuring modular, maintainable, and high-quality code
  • Deliver value to our end users across our entire system while considering performance, scale, security, and maintainability

Owner.com is an AI growth system for local restaurants, focusing on improving SEO, marketing, and online ordering to increase first-party orders. With a team in the low hundreds, it includes top talent from companies like Shopify, HubSpot, and DoorDash, with plans to scale even faster.

US Unlimited PTO

  • Design, build, and ship backend services that support user-facing features across mobile and web experiences
  • Collaborate closely with frontend engineers, product managers, designers, and data partners
  • Lead backend technical planning and contribute to architecture decisions that improve scalability, reliability, and performance

OnePay is a consumer fintech company trusted by millions of Americans to make money better by offering banking, savings, credit cards, lending, investing, and crypto services. They're backed by Walmart and Ribbit Capital, which gives them scale and distribution.

US

  • Design, develop, and maintain high-quality, scalable backend code to power both internal and external workflows.
  • Collaborate with frontend engineers, infrastructure engineers, product managers, and others to build powerful features.
  • Lead the planning and design for the backend portion of projects that help keep students safe.

Gaggle supports student safety and well-being by working with K-12 schools to prevent bullying, school violence, self-harm, and suicide. They also provide teletherapy, a crisis line, and other services to prioritize the mental and physical health of students; Gaggle is recognized as a 2023 Top Workplace and also a 2024 Top Workplaces USA Today award.

$100,000–$175,000/yr
US

  • Design and implement backend services using NestJS (v11) and TypeScript.
  • Build secure, well-validated REST APIs using zod, class-validator, and OpenAPI.
  • Implement role-based access control and JWT validation using Google Identity Model and manage relational data using Prisma and Postgres.

Outlive is translating the principles of Medicine 3.0 into a practical, evidence-based product that helps people change the trajectory of their health. The team is small, driven, and aligned around a shared goal: build something that meaningfully improves long-term health.

$140,000–$160,000/yr
US

  • Design, implement, and maintain backend services in a modern TypeScript/Node.js ecosystem.
  • Build and evolve event-driven pipelines, task orchestration, and asynchronous workflows.
  • Develop robust APIs (REST and WebSocket) with clear versioning and backward-compatibility guarantees.

GovCIO is passionate about transforming government IT, making a positive impact by delivering innovative IT services and solutions that improve how government agencies operate and serve citizens. They are building a workforce that fuels this mission with a culture investing in people.

$120,000–$150,000/yr
US

  • Learn and contribute to backend systems and APIs that ingest, process, and route data.
  • Design, develop, test, and maintain clear, maintainable code in Node.js/TypeScript.
  • Collaborate with a cross-functional team to understand requirements and turn feature specifications into implementable stories and code.

Cribl operates as the data engine for IT and Security. They are a rapidly growing remote-first company that values collaboration, curiosity, and motivated team members who are passionate about putting customers first.

$190,000–$210,000/yr
Global Unlimited PTO 10w maternity 10w paternity

  • Architect, build, and ship backend systems that can scale to millions of requests/day
  • Design, implement, and optimize APIs that power our research and media products
  • Build pipelines to parse and model blockchain transactions and financial data

Blockworks is an information platform at the center of the crypto industry transforming raw data into actionable research and insights. They enable investors, operators, and institutions to make better decisions, and drive the industry forward. The company has a global & diverse team and is committed to creating an open, inclusive, and diverse work culture.

Global

  • Design, develop, and maintain scalable, high-quality applications using TypeScript
  • Collaborate with product managers, designers, and team members to deliver features end-to-end
  • Write clean, maintainable code with a strong emphasis on type safety and performance

Kraken is a mission-focused company rooted in crypto values. They aim to accelerate the global adoption of crypto, so that everyone can achieve financial freedom and inclusion. Krakenites are industry pioneers who develop premium crypto products for experienced traders, institutions, and newcomers to the space.

Global

  • Forming a foundational team in the PMS Area powering Docplanner’s Practice Management Systems.
  • Reporting to technical leadership and collaborating with a high-impact Global Team.
  • Leading through architectural challenges and applying expertise across different technologies as our ecosystem evolves.

Docplanner is the world's leading healthcare platform, creating a space where healthcare can be more human. They serve over 100 million patients and connect them with over 2 million healthcare professionals with 2,700+ employees.

Latin America

  • Design, develop, and maintain backend services and APIs using TypeScript and Node.js.
  • Collaborate with frontend engineers, product managers, and other stakeholders to deliver high-quality features.
  • Optimize system performance and ensure high availability and scalability.

Engine is transforming business travel into something personalized, rewarding, and simple by building a platform that brings together corporate travel, a powerful charge card, and modern spend management in one place. More than 20,000 companies rely on Engine to support over 1 million travelers and billions in annual bookings each year.

  • Develop high-quality back-end in Node.js for web application.
  • Maintain and bug fixing for existing backend and web system.
  • Implement features based on requirements from product owners.

Bjak focuses on providing access to affordable and sustainable financial services for people in ASEAN. Headquartered in Malaysia, it is the largest insurance portal in Southeast Asia, with investments in technology to enable easy access to financial services.

US Unlimited PTO

  • Build and maintain core services that power integrations in production.
  • Improve the developer experience for building and operating integrations.
  • Design and ship resilient integration behavior, including retries, rate limiting and error handling.

Paragon is building the infrastructure layer that powers integrations for modern SaaS companies, helping teams ship and operate integrations faster. Their customers range from fast-growing startups to large enterprises, and their platform runs mission-critical integrations in production.

US

  • Design and build robust backend services that integrate internal systems and third-party APIs to support branding, content, and research workflows.
  • Lead system architecture decisions for new internal tools and utilities, ensuring scalability, reliability, and maintainability.
  • Develop automation pipelines for tasks like asset delivery, PDF report generation, data synchronization, and marketing material creation.

Truelogic is a leading provider of nearshore staff augmentation services headquartered in New York. Their team of 600+ highly skilled tech professionals, based in Latin America, drives digital disruption by partnering with U.S. companies on their most impactful projects.

US

  • Design, develop, and maintain scalable backend services and APIs.
  • Take ownership of complex features end-to-end, from design through deployment and monitoring.
  • Architect key system components that balance performance, reliability, and maintainability.

VERSANT is a leading force in news, sports and entertainment - home to iconic and trusted brands that inspire, inform, and delight audiences. As an independent, publicly traded company, VERSANT brings together powerhouse cable networks with dynamic digital and direct-to-consumer brands.

Latin America

  • Design, develop, and maintain backend services using Node.js and modern JavaScript/TypeScript.
  • Build and integrate RESTful APIs and microservices that support logistics workflows.
  • Partner closely with Product and QA to clarify requirements, define acceptance criteria, and deliver incrementally.

$100,000–$175,000/yr
Global 3w PTO

  • You’ll own end-to-end execution for backend systems and infrastructure
  • You’ll build APIs, services, and real-time systems handling complex accounting logic
  • You’ll collaborate with founders, product, and frontend engineering to turn complex workflows into secure, performant systems

DualEntry, founded in 2024, is a rapidly growing AI startup focused on revolutionizing the finance industry. They provide an AI-native ERP that automates manual data entry, serving businesses from $5M-ARR to NYSE-listed companies, and fostering a culture of urgency and ownership.

$142,600–$176,000/yr
US

  • Design, develop, and implement scalable and robust backend systems and APIs using Python.
  • Optimize database schemas, queries, and overall performance while maintaining security and data integrity.
  • Lead debugging, profiling, and monitoring of backend services, proactively identifying and addressing issues before they impact users.

Octave is a modern behavioral health practice creating a new standard for care delivery that’s both high-quality and accessible. With in-person and virtual clinics in multiple states, the company offers evidence-based individual, couples, and family therapy. By raising the bar on how care is delivered and how providers are supported, we are building a sustainable system that values equity, affordability, and effectiveness.

$130,000–$160,000/yr
Canada

  • Build and maintain user-facing purchase and payment flows in React and TypeScript.
  • Develop backend capabilities in Node.js, including routing, controllers, API integration, and business logic.
  • Improve performance, observability, and resilience for high-traffic events.

They are a technology-driven team focused on delivering high-quality, high-scale commerce experiences for millions of players worldwide. Their work powers critical purchase and payment flows behind one of the largest gaming ecosystems, and they value engineers who take ownership, collaborate deeply, and care about reliability, security, and exceptional user experience.

Global

  • Designing and evolving enterprise-grade backend services used directly by customers and partners.
  • Building stable APIs and integrations that support complex workflows without slowing the platform.
  • Improving observability and reliability, using real system and usage data to guide decisions.

Leonardo.Ai builds creative AI tools used by millions of people every day, helping individuals and teams bring ideas to life more easily using AI. Acquired by Canva in late 2024, they have long-term backing and the opportunity to scale globally.

India

  • Actively participate in the overall application lifecycle.
  • Define and communicate technical and design requirements.
  • Developing and maintaining all server-side network components.

Genea builds on a foundation of listening to and serving commercial real estate customer’s needs. They've earned the trust and loyalty of 21 of the top 25 largest commercial real estate companies in the US and continue to prove their value to them every day.