Back-end developer jobs in Seattle, WA

 ...risk adjusted yield across chains. The company is growing its valued engineering team and we are looking for a skilled Senior Web3 Back End Engineer (fully remote role). Tasks We are seeking for a seasoned backend engineer with sharp web3 expertise. You will help design... 

About Us We're a high-energy, impact-driven team, with a long track record of academic excellence. Our team includes researchers whose work has shaped the field—earning best paper awards at top AI conferences and even ranking among the most cited scientists in history of...

 ...native CRM. You'll work directly with founders to architect critical infrastructure—from data pipelines and integration frameworks to developer tooling and system reliability. This is a role for someone who has built scalable platforms and is excited to establish best... 

Stripe is a financial infrastructure platform for businesses. Millions of companies—from the world’s largest enterprises to the most ambitious startups—use Stripe to accept payments, grow their revenue, and accelerate new business opportunities. Our mission is to increase...

 ...markings don't disrupt information flow but allow leaks to be traced back to their source. The presence of EchoMark fosters trust,...  ...features beyond just the engineering side of things, focusing on the end customer experience and value. Work with a talented group of engineers... 

 ...processing orchestration, database management, and data APIs. Responsibilities: Collaborate with cross-functional teams to design and develop scalable and reliable backend services and APIs that power our platform. Take ownership of critical components of our system, from... 

 ...possible? At Apple, we believe in creating technology that enriches lives and empowers creativity. You'll play a pivotal role in developing Apple Intelligence, driving the next generation of groundbreaking products across all Apple platforms. Description As a Backend... 

A growing technology firm in the US is seeking a skilled Senior Web3 Back End Engineer for a fully remote role. You will design and scale infrastructure for a multichain yield platform, taking ownership of backend systems and influencing product evolution. Candidates should... 

A leading financial infrastructure platform is seeking a passionate Backend Engineer in Seattle to enhance their balance management platform and create a new funds accessibility platform. This role involves building APIs and maintaining systems that handle billions of requests...

A pioneering tech company in Seattle seeks a Research and Development team member to lead research in confidential computing technologies. The role involves designing and implementing production-grade systems ensuring blockchain-level verifiability. Ideal candidates should...

A technology company in Seattle seeks a Backend Engineer to develop cutting-edge conversational AI systems. The role involves scaling systems for millions of interactions, integrating with legacy systems, and enhancing user experiences. Ideal candidates should have experience... 

A technology company creating secure connections for kids seeks a Senior Software Engineer. This role involves developing reliable and scalable back-end systems, contributing to IoT platform integrations, and supporting platform stability efforts. The ideal candidate has... 

A technology company focused on voice communication seeks a Software Development Engineer in Seattle. The position requires expertise in building backend services for mobile applications, particularly using Node.js and AWS. You'll be responsible for scalable systems, featuring...

A leading technology company in Seattle is seeking a Senior Backend Engineer to build foundational services for their next-generation platform. The role involves working with multiple teams, designing scalable microservices, and ensuring high-quality product releases. Applicants...

A leading AI solutions provider in Seattle is seeking a Backend Developer to design and improve backend systems. The ideal candidate has 8+ years of experience in web application development, distributed systems, and delivering scalable APIs. Join a passionate team and... 

A leading digital mortgage company is seeking a Senior Software Engineer, Back End, to enhance the customer experience in lending. This remote role involves building impactful technology to demystify the mortgage process. The ideal candidate thrives in a startup environment... 

A technology company located in Bellevue, Washington, is seeking a Backend Developer to design and scale services within a growing team. The ideal candidate will have 2+ years of backend development experience and proficiency in Python, C#, or Java. Responsibilities include... 

A pioneering AI technology company is seeking a Backend Engineer in Seattle to design and implement various backend systems, including REST APIs and microservices. The ideal candidate will have a Bachelor's Degree in computer science, experience in Node.js, and a passion...

A leading technology firm is looking for Senior & Mid-level Backend Software Engineers to join their Creator Accounts development team. This remote position within Washington State focuses on delivering impactful products with modern technologies. Candidates should have...

A leading travel technology company in Seattle seeks a Software Development Engineer III to design and maintain backend payment services. You will apply your experience in Java, cloud systems, and Agile methodologies to innovate and enhance payment solutions for millions...

A technology company in Seattle is seeking a Sr. Software Engineer II to design and implement autonomous DFR operations. You will build reliable backend systems that connect drones with cloud services and mentor other engineers. The ideal candidate has experience in backend...

 ...growing AI startup is seeking a Senior Software Engineer to join their Enterprise Applications team in Seattle, WA. This role involves developing backend services and collaborating with teams to optimize enterprise products. Candidates should possess a Bachelor's degree in... 

A leading e-signature and contract management company in Seattle seeks an engineer on their reporting team. The role involves designing and executing medium complexity features, requiring a solid foundation in programming languages like Java or Python, and a degree in a...

A leading PropTech company in Seattle is looking for a Senior Software Engineer to drive core product features impacting millions of users. The role involves backend system development and mentoring. Strong experience in Java/Kotlin, Node.js, and API design is required....

 ...seeking a Backend Engineer for their AIML Evaluation team in Seattle. You will design and integrate scalable architectures while developing core APIs to enhance Apple's AI/ML products. The role requires a strong background in backend engineering and experience with distributed... 

A leading technology company in Seattle is seeking an Engineering Manager to join the Content Ranking Backend team. You will manage and mentor engineers, set the strategy for feed recommendations, and drive cross-functional initiatives. The ideal candidate has substantial...

A leading technology company in Seattle is seeking an Engineering Manager to join their Content Ranking Backend team. In this role, you will manage a team of engineers and set strategies to enhance feed recommendation services. The ideal candidate should have a strong technical...

 ...containerization platform company is seeking a Staff Backend Engineer to join their remote-first team in Seattle. This role focuses on developing and securing microservices in cloud environments, with an emphasis on security and policy enforcement. The ideal candidate will... 

A leading e-commerce company in Seattle is seeking an experienced technical lead for its Global Ops Tech team. The ideal candidate will have over 7 years of software engineering experience with a strong command of Java and backend scalable software architecture. You will...

Accretive Technology Group (ATG) is a successful, Seattle-based technology company with over 25 years of industry leadership. We champion open-source values, craftsmanship, and empowered engineering teams, delivering impactful products. We are seeking Senior & Mid-level...