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Senior Backend Developer Jobs in Renton, WA (NOW HIRING)

CADDi

Senior Software Engineer

Seattle, WA · On-site

$140K - $180K/yr

As a Senior Backend Engineer, you'll guide our core backend architecture, APIs, and integrations, collaborating closely with the CTO, founding engineers, product design, and CEO. What You'll Do

WEX

Senior Backend Engineer - AI Platform

Seattle, WA · On-site +1

$139.40K - $183.80K/yr

Seattle, WA; and Portland, ME About the Team/Role We are seeking a seasoned Sr. Software Engineer ... Proficiency in backend development, with expertise in Java or C#, frameworks like SpringBoot ...

Caddi

Senior Software Engineer

Seattle, WA · On-site

$140K - $180K/yr

As a Senior Backend Engineer, you'll guide our core backend architecture, APIs, and integrations, collaborating closely with the CTO, founding engineers, product design, and CEO. What You'll Do

Caddi

Senior Software Engineer

Seattle, WA

$140K - $180K/yr

As a Senior Backend Engineer, you'll guide our core backend architecture, APIs, and integrations, collaborating closely with the CTO, founding engineers, product design, and CEO. What You'll Do

eNett

Senior Backend Engineer - AI Platform

Seattle, WA · On-site +1

$139.40K - $183.80K/yr

Seattle, WA; and Portland, ME About the Team/Role We are seeking a seasoned Sr. Software Engineer ... Proficiency in backend development, with expertise in Java or C#, frameworks like SpringBoot ...

Maxana

Backend Engineer

Seattle, WA · Hybrid

The team is small and senior, the engineering bar is high, and you will work directly with product ... Broad knowledge of backend and frontend systems - APIs, CLIs, billing, security protocols

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$72K

$157.3K

$214.3K

How much do senior backend developer jobs pay per year?

As of May 30, 2026, the average yearly pay for senior backend developer in Renton, WA is $157,294.00, according to ZipRecruiter salary data. Most workers in this role earn between $135,500.00 and $176,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Backend Developer, and why are they important?

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

What are common challenges Senior Backend Developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

What does a Senior Backend Developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

What is the difference between Senior Backend Developer vs Backend Developer?

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

What are the most commonly searched types of Backend Developer jobs in Renton, WA? The most popular types of Backend Developer jobs in Renton, WA are:
What job categories do people searching Senior Backend Developer jobs in Renton, WA look for? The top searched job categories for Senior Backend Developer jobs in Renton, WA are:
What cities near Renton, WA are hiring for Senior Backend Developer jobs? Cities near Renton, WA with the most Senior Backend Developer job openings:
Senior Backend Developer jobs near you

Senior Backend Engineer - Seattle, WA

Revefi

Seattle, WA • On-site

Other

Posted 13 days ago

Job description

 About Revefi
Founded in 2021 by Sanjay Agrawal and Shashank Gupta, the visionary co-founders of ThoughtSpot (Gartner's BI Magic Quadrant leader), Revefi is a Series A funded startup that has raised $30 Million from renowned investment firms like Icon Ventures, Mayfield Fund, GTM Capital, and StepStone Group. 
 
Revefi's Agentic AI solution is transforming how modern enterprises manage their data reliability, operations, quality, and cost. 
 
Our flagship AI Agent is a cross-platform solution that spans all major cloud data providers, and is enabling major corporations like Verisk, AMD, Ocean Spray, and Stanley Black & Decker optimize cloud spend, ensuring high data quality, and operational performance through AI-powered automation and intelligence.
 
We're building the future of Cloud Data Cost Optimization and Cloud Data Operations, and are looking for the right individuals to join us on this journey. 
 
Revefi was recently recognised as a 2025 Gartner Cool Vendor. You can read up more about our values, and vision at revefi.com. 
 
 The Role: Senior Software Engineer
We're looking for a strong backend engineers who thrives in early-stage environments and wants to make a big impact. You'll help architect, build, and scale the foundation of our cloud-native SaaS platform. If designing distributed systems, solving real performance challenges, and shaping product direction excites you - we'd love to talk.
 
This is a high-impact opportunity to work closely with our founders and senior engineers to build systems from the ground up, make key tech decisions, and contribute to an ambitious, product-first culture.
What You'll Do
  • Design and implement scalable, reliable backend services that power our SaaS platform
  • Own core components of our architecture, from distributed systems to cloud-native workflows
  • Write clean, performant, and well-tested code in Java, Python, C++ (or similar languages)
  • Collaborate with product, frontend, and DevOps teams to deliver end-to-end features
  • Build fault-tolerant systems that process and manage large-scale data with low latency
  • Continuously optimize system performance and cost-efficiency in cloud environments
  • Review code, mentor peers, and contribute to engineering best practices
  • Stay current with emerging backend trends, cloud technologies, and developer tooling
What We're Looking For
  • 3-9 years of backend development experience (Java, C++, Golang or similar)
  • Strong understanding of systems design, distributed computing, and cloud architectures
  • Experience building production-grade software in fast-paced environments
  • Proven problem-solving and debugging skills across the stack
  • High level of ownership, self-direction, and attention to detail
  • Excellent communication skills and comfort working in cross-functional teams
  • Passion for building delightful, scalable products that last
Bonus Skills (Nice to Have)
  • Experience with cloud data warehouses like Snowflake, Databricks, BigQuery, etc.
  • Hands-on with AWS, GCP, or Azure
  • Familiarity with containers (Docker) and orchestration tools (Kubernetes)
  • Experience working with both SQL and NoSQL databases
  • Exposure to building SaaS platforms and working with large-scale datasets
  • Contributions to open-source projects or active involvement in dev communities
Why Join Our Team
  • Competitive compensation including base salary and equity
  • Medical coverage fully paid by the company
  • Visa sponsorship available (H1B and other work visas)
  • Work closely with founders and influence key product and engineering decisions
  • Build from the ground up and make a meaningful impact on the product
  • High-ownership environment where your work is visible and valued
At Revefi, you won't just write code-you'll help shape the company, product, and culture. This is your chance to:
- Join a world-class founding team with a proven track record
- Build cutting-edge infrastructure from the ground up
- Work on meaningful problems at the intersection of cloud, data, and AI
- Grow quickly with mentorship, autonomy, and ownership
- Help define how modern enterprises optimize data and cloud spend
 
Ready to build something incredible?
We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.
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