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Outlier helps the world’s most innovative companies improve their AI agents by providing human feedback.We collaborate with leading AI organizations to train Large Language Models (LLMs) to function as proactive, multi-step agents.Our projects focus on teaching these systems how to design, coordin

You’ll be one of the most senior backend engineers on a team building the financial infrastructure for millions of homeowners. As one of the most senior backend engineers on the team, you’ll play a critical role in defining technical strategy and building the infrastructure to support millions o

This role is ideal for an early-career engineer eager to grow their backend expertise while contributing to meaningful healthcare technology. Design, implement, and maintain backend services and APIs that support core product features. Learn and apply secure, scalable backend patterns while contribu

Mid Backend Software Developer.

Design, build, and operate scalable backend services that power AI-assisted development tools and automated workflows. REST APIs, and backend microservices.

This role focuses heavily on backend development within a mature PHP-based platform that processes complex financial workflows. Senior-level experience developing backend systems in PHP, ideally within a LAMP-based architecture. Develop and maintain backend functionality in a PHP-based payment proce

CMS, including custom fields, theming, templates, and backend logic. Implement backend services and integrations using PHP, JavaScript, and modern frameworks (React, Angular, Node. Python, or Java for backend APIs.

Ship clean, readable, and maintainable backend Django code.

We're seeking a Senior Backend Engineer to join our team and help scale our Node. Architect and oversee backend systems across our product lineup and internal tooling.

Altium is transforming the way electronics are designed and built.From startups to world’s technology giants,.PCB designers, supply chain, and manufacturing, letting them collaborate as never before.Constant innovation has created a transformative technology, unique in its space.More than 30,000 c

Grafana Labs is a remote-first, open-source powerhouse.There are more than 20M users of Grafana, the open source visualization tool, around the globe, monitoring everything from beehives to climate change in the Alps.The instantly recognizable dashboards have been spotted everywhere from a NASA laun

Design, build, and continually improve Sound's core backend infrastructure. Develop best practices for backend application development. Sound is hiring a Staff Backend Engineer to help shape the future of a new music economy that values artists and their music while connecting fans more closely to t

Our mission at Oura is to empower every person to own their inner potential.Our award-winning products help our global community gain a deeper knowledge of their readiness, activity, and sleep quality by using their Oura Ring and its connected app.We've helped millions of people understand and impro

In this role, you will design, build, and maintain scalable, reliable, and secure backend services that directly support how Ro provides care to our patients. Proven track record of scaling complex, data-intensive backend systems through rapid 10x growth at a late-stage startup, ensuring high perfor

You have professional experience building backend systems, with strong experience in Java. Build reliable backend services that power how creator content is ingested, processed, and distributed across Spotify at massive scale. Build APIs and backend systems that enable AI-driven experiences and inte

Proficiency in Kotlin-specific frameworks and libraries for building efficient backend solutions. Proficiency in Kotlin (or Java and willing to learn Kotlin) and Kotlin-specific frameworks and libraries for building efficient backend solutions.

As a Staff Backend Software Engineer focused on the Commerce Platform within the Business Platform org, you will play a critical role in building and evolving the systems that power how Dropbox monetizes its products across all sales motions. Design and evolve scalable backend systems that power Dro

You will work on cross-functional teams to build scalable systems for our government -- designing, implementing, and delivering services that millions of Americans depend on.You care deeply about working on technology that improves people’s lives, but don’t think technology is always the answer.

We’re looking for a Senior Software Engineer - Backend, to solve complex problems gracefully, grow scalable systems, and help to shape our technical vision.

As a Backend Software Engineer on the Core App team at OnePay, you will build backend systems that directly power our mobile and web user experience. Design, build, and ship backend services that support user-facing features across mobile and web experiences. Lead backend technical planning and cont

We are seeking an experienced Senior Backend Software Engineer to join the Core E-Commerce Platform team. Take ownership of components and features within backend systems, ensuring reliability, scalability, and maintainability. Proficiency in building reliable backend systems using Golang (or Python

We are seeking a highly motivated Senior Backend Engineer to join a new and growing team. Minimum 5+ years of practical backend development work experience with Python.

We are looking for a top performing backend engineer that loves coding with Rust experience to build performant message delivery at scale. We are looking for a backend engineer with Rust experience to build performant message delivery at scale.

Our dedicated backend development team works closely with clients and the Grafana Cloud teams to deliver profiling solutions for on-premises and cloud environments at scale.

Manage backend services throughout their entire lifecycle, from initial architecture and implementation to monitoring and long-term reliability. Build and evolve platform backend components, including protocol integrations, support for emerging blockchain networks, and reliable interactions with sma

Design and implement backend services, APIs, data models, and application logic. Help connect deterministic tools and backend systems to user-facing workflows in a reliable and maintainable way. Core backend code is cleaner, better tested, and easier to extend.

We are looking for Backend Engineers to join our Advertising Product & Technology organization. Our team at Spotify looks for candidates that share our common interest in distributed backend systems, their scalability, and continued development. In this role, you will closely collaborate with our in

We are looking for a Staff Backend Engineer to join our Crypto Custody team. Architect modular, scalable backend systems with an unwavering commitment to security and performance. Take full responsibility for delivering high-quality, secure backend solutions while continuously embracing challenges,

Security & Compliance: Partner with Security teams to embed automated controls into backend services, particularly for sensitive health-related data. Create detailed technical designs and lead code reviews for complex backend features, ensuring high standards of maintainability. Partner closely with

If you are a JavaScript developer looking for new and hard backend challenges, you will want to hear more about this role.

We're seeking a backend engineer to contribute towards the Chromatic Platform API, which powers our web app, CLI, internal services, and Storybook add-ons. Build and maintain scalable, reliable backend systems to power the Chromatic product.

We are looking for a Senior Backend Software Engineer to own and drive development of the backend infrastructure for our multi-platform applications. Expertise in Ruby and SQL, including designing backend architectures, building scalable services, and optimizing complex database queries. Worked with

Design and build core backend systems (Python preferred).

Since 2019, Moniepoint’s technology has powered over 3 million people, offering personal and business banking, payment, credit and business management tools to help them succeed.Moniepoint processed $182 billion in 2023, and currently processes the majority of the POS transactions in Nigeria.Engin

TRAILD is a dynamic, fast-growing SaaS company that streamlines, automates and protects Accounts Payable.Just as your bank provides always on risk protection for your credit card, TRAILD provides a similar level of security to help businesses protect their B2B payments from fraud, errors and mistake

Collaborate with key internal partners to determine how to scalably design backend systems and APIs. Be a leader of the Spotify-wide backend developer community affecting and driving our architecture across the company. You have 3+ years of working experience as a Backend Engineer working with Java.

Kano is looking for a Mobile Game Backend Developer with a proven track record in developing, implementing, and releasing backend systems for mobile games. In this role, you’ll be responsible for backend development, testing, and maintaining high code quality.

Flex is looking for a Software Engineer who will be responsible for implementing the various backend systems that support all business features. In this role, you will be part of the backend engineer team, responsible for the services and integrations that power our products, such as Payment, Billin

We are looking for a backend engineer that is comfortable taking a high degree of ownership for their program vision and execution of ideas.

The Backend Test Engineer role will be responsible for developing end to end systems for one of Nava's major government partners.

At Ramp, we’re rethinking how modern finance teams function in the age of AI.We believe AI isn’t just the next big wave.It’s the new foundation for how business gets done.We’re investing in that future — and in the people bold enough to build it.Ramp is a financial operations platform desi

As a Senior Backend Engineer, you will engineer production agentic systems that directly serve hundreds of thousands of users at scale. Python proficiency (our primary backend language). You're primarily backend-focused but not afraid to touch whatever layer the problem requires.

We are currently seeking a talented and experienced Software Engineer to join our team.As a Software Engineer, you will be responsible for designing, developing, and implementing complex software capabilities for computer-based systems.Will work closely with other talented engineers to create softwa

Eight Sleep is the world’s first sleep fitness company.Our mission is to fuel human potential through optimal sleep.We use innovative technology, detailed design, and proven science and data to personalize and improve each night for everybody—changing the way people sleep forever and for the bet

Strong experience with backend systems and service-oriented architecture.

Dropbox, we believe in simplifying the way people work together.We provide a range of innovative cloud-based solutions to empower individuals and businesses to share, access, and collaborate on their files seamlessly.This role owns large, ambiguous problem spaces directly tied to company metrics and

You are excited by a product-oriented backend role, i. Work at the deep backend of the Airtable software stack within the Enterprise Product portion of the org, just above the Infrastructure org.