1

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

As a Senior Backend Engineer, you will design and optimize systems for mission-critical applications and work on a product that saves customers money on restaurant supplies. Responsibilities : • As ...

Senior .NET Backend Developer

Seattle, WA · On-site

$137K - $178K/yr

We are looking for a Senior .NET Backend Developer with at least 7 years of experience developing backend applications using C#, .NET, and GoLang. The ideal candidate should also have experience with ...

Senior Backend Engineer (US)

Seattle, WA · Remote

$135K - $200K/yr

Role Overview We're hiring a Senior Backend Engineer to design and scale the systems behind our products. You'll lead architecture discussions, ship secure and performant APIs, and collaborate ...

Senior Backend Engineer

Seattle, WA · On-site

$160K - $220K/yr

We're hiring a Senior Backend Engineer to help build out the core systems that make up the Aurelian platform. You will solve complex, technical challenges ranging from optimizing latency in realtime ...

As a Senior Backend Engineer in our AI Compute team, your primary responsibilities of this team ... CKAD (Certified Kubernetes Application Developer) certification * Publicly reviewable contributions ...

As a Senior Backend Engineer in our AI Compute team, your primary responsibilities of this team ... CKAD (Certified Kubernetes Application Developer) certification * Publicly reviewable contributions ...

next page

Showing results 1-20

Senior Backend Developer information

See Seattle, WA salary details

$72.8K

$159.1K

$216.8K

How much do senior backend developer jobs pay per year?

As of Jul 15, 2026, the average yearly pay for senior backend developer in Seattle, WA is $159,140.00, according to ZipRecruiter salary data. Most workers in this role earn between $137,100.00 and $178,100.00 per year, depending on experience, location, and employer.

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 L1, L2, L3, and L4 developer?

L1, L2, L3, and L4 are levels of software developers that indicate experience and skill, often used in organizations to define seniority. For a Senior Backend Developer, L3 or L4 typically signifies advanced expertise, with L4 representing the most senior or lead roles involving complex problem-solving and mentorship. These levels help structure career progression and expectations within development teams.

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 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 engineer makes $500,000 a year?

Senior backend developers with extensive experience, specialized skills in high-demand technologies, and work at large tech companies or in executive roles can earn $500,000 or more annually. Compensation often includes base salary, bonuses, and stock options, especially in competitive markets or leadership positions.

Will AI replace backend devs?

AI is unlikely to fully replace senior backend developers, as their expertise involves designing complex systems, problem-solving, and maintaining infrastructure that requires human judgment. AI tools can automate routine tasks and assist in coding, but human oversight remains essential for architecture, security, and optimization. Backend developers will continue to adapt by integrating AI and focusing on higher-level development skills.

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.

Is L5 at Google Senior?

L5 at Google typically corresponds to a Senior Software Engineer level, which involves significant technical expertise, project ownership, and mentorship responsibilities. It is considered a senior-level position within Google's engineering hierarchy, often requiring several years of experience and proficiency in coding, system design, and problem-solving.
What are the most commonly searched types of Backend Developer jobs in Seattle, WA? The most popular types of Backend Developer jobs in Seattle, WA are:
What are popular job titles related to Senior Backend Developer jobs in Seattle, WA? For Senior Backend Developer jobs in Seattle, WA, the most frequently searched job titles are:
What job categories do people searching Senior Backend Developer jobs in Seattle, WA look for? The top searched job categories for Senior Backend Developer jobs in Seattle, WA are:
What cities near Seattle, WA are hiring for Senior Backend Developer jobs? Cities near Seattle, WA with the most Senior Backend Developer job openings:
Digital - Backend Developer / Senior Backend Developer APIs & Integration

Digital - Backend Developer / Senior Backend Developer APIs & Integration

Aritzia

Seattle, WA

$100K - $300K/yr

Full-time

Re-posted 3 days ago


Aritzia rating

8.1

Company rating: 8.1 out of 10

Based on 28 frontline employees who took The Breakroom Quiz


Job description

THE BUSINESS

We are Everyday Luxury.

It's what we do and how we do it - together.

It's working alongside world-class talent in pursuit of world-class results.

It's maximizing your potential in a high-performance culture.

It's knowing that wherever you are, you belong.

It's elevating your world - and the world of those who love and will love Aritzia.

It's You. And an endless runway of opportunity.

With a Global Support Campus in Vancouver and additional Support Office hubs in major cities across North America - including Toronto, New York, Los Angeles and Seattle - our workplace network is strategically designed to support our People and serve our Clients a frictionless experience. So, you can do what you do best - with us.

THE TEAM

The mission of the Digital Technology department is to design, build, deliver and operate robust, efficient, and scalable technology solutions that align with our strategic, business and technology goals.

THE OPPORTUNITY

Aritzia is growing and our Digital Technology team is growing with it. This is a unique opportunity to be part of the team responsible for delivering everyday luxury experiences to Aritzia's clients by leveraging technology to meet and exceed the vision and mission of the business. As the Senior Integration Developer/Integration Developer, you will play a pivotal role in leading the design and implementation of API-driven processes and integrations, while also architecting enhancements for existing platforms to accelerate successful delivery. You will be responsible for establishing and championing robust frameworks, patterns, and standards that enable technology teams to build, deploy, and operate efficiently and securely, including providing essential tooling and training to ensure seamless adoption across the organization. A core part of your contribution will be onboarding, assessing, mentoring, and developing Digital Solution Delivery team members to foster their growth and technical expertise. And, with the skills you gain in this role, the opportunities are endless - from a rewarding career in Digital Technology to continued growth and development with Aritzia.

THE ROLE

As the Backend Developer / Senior Backend Developer APIs & Integration you will:

  • Lead the end-to-end lifecycle of scalable digital APIs, from design and development to robust maintenance, to ensure these APIs facilitate seamless, efficient integration across all Digital's systems and platforms
  • Drive the architectural vision for API management, integration, and governance, including leading the design and implementation of scalable frameworks, patterns, and standards, while establishing highly supportable methods for secure, performant, and cached data access
  • Champion automation initiatives to streamline API provisioning, configuration, and deployment processes; develop intuitive self-service portals and tools, empowering teams to independently test, consume, and onboard APIs with ease
  • Strategically drive the delivery of impactful features and enhancements for digital integrations and API capabilities, directly unlocking significant business value and advancing our technological capabilities
  • Ensure the consistent delivery of highly reliable and performant digital integration solutions and API services; establish and maintain excellent proactive and reactive support mechanisms, minimizing disruption and maximizing uptime

THE QUALIFICATIONS

The Backend Developer / Senior Backend Developer APIs & Integration has:

  • Proven skills, certifications, education and/or experience with strong analytical skills to design secure, highly scalable APIs and data-driven Node.js applications, optimizing development workflows through robust testing and automation
  • Skillsinoptimizingdevelopment workflows, improving efficiency, and mentoring team members
  • Curiosity to leverage AI to accelerate workflows and generate business solutions
  • Proficient in delivering modern cloud solutions across major platforms, with Google Cloud Platform (GCP) being preferred
  • Proficient in integration patterns like Event-Driven Architecture and Pub/Sub
  • Experience in data modeling and developing complex SQL queries preferred
  • Experience with Marketing Technologies, Customer Data Platforms (CDP), and/or Loyalty Platforms
  • A commitment to learn and apply Aritzia's ValuesandBusiness and People Leadership principles

THE COMPENSATION

At Aritzia, we provide market-leading compensation packages designed to reward impact through our pay-for-performance philosophy.
The range for roles at this level is $100,000-$300,000 per year. Total compensation may include base, bonus and/or equity depending on the role, which has the potential to be greater than this range.
With comprehensive benefits, aspirational workspaces, and elevated perks and experiences - we provide it all.

THE PERKS

Some of the industry-leading benefits you will receive working at Aritzia:

  • Product Discount - Maybe you've heard of our famous product discount? Or our exclusive private shopping events? You have now.
  • Baby LeaveProgram-We provide up to 16 weeks of paid time to support you and your growing family.
  • A-OK Commissary & Cafe - Everyday Luxury dining, exclusive to Aritzia. Our in-house bistro and cafe is a private oasis where employees can enjoy curated, subsidized Everyday Luxury dining.
  • The SET - Our in-office fitness studio and gym with state-of-the-art equipment, custom-created classes and optional personal training. Open 7 days a week, it works out well.
  • Aritzia Virtual Wellness - Because your health, happiness and safety matter, we provide 24/7 resources to support you in your wellbeing goals, whether they're physical, mental, social or financial.
  • Aspirational Workplace - Our offices are specially designed to be spaces of creativity, productivity and inspiration. They're also dog friendly. Woof.
  • Amenities - Additional amenities include a private parent's room, shower facilities with elevated complementary conveniences, bike rooms and more.
  • The Extras - We also offer a multitude of other perks like dry-cleaning, hotel and restaurant discounts, self-care promos and on-site medical care.

ARITZIA

Aritzia is an Equal Employment Opportunity employer. Our goal is to be inclusive, diverse, and representative of the communities where we work while creating an environment where every person can enjoy a successful career. This commitment applies to all candidates and employees regardless of race, ethnicity, citizenship, creed, place of origin, religion, sex, gender identity, gender expression, sexual orientation, family status, marital status, disability, age, and any other protected characteristic.

Requests for accommodation due to a disability or any other protected characteristic can be made at any stage of the recruitment process and during employment by contacting our People & Culture Team.

We're committed to making your experience positive and transparent. Please note, our recruiters will only contact you using an @aritzia.com email address. If you receive recruitment-related messages from other domains, please disregard them.


What Aritzia employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom