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Backend Software Engineer (APIs)

Bellevue, WA

Posted: 04/15/2025 Industry: Engineering Job Number: 3157415 Pay Rate: 150000/year - 225000/year

Job Description





Rainier Recruiting is partnering with a leading national wireless and internet service provider, known for its customer-first approach and rapid innovation in the telecommunications space who is seeking a passionate software engineer ready to tackle complex technical challenges and drive innovation. Passive candidates who are employed and curious to hear are more than welcome to have a “no-commitment” conversation with our Recruiting team about why this could be an exciting career opportunity. 




Compensation: $150,000 to $225,000 base salary plus another 15% bonus, and stock options (offers are negotiable)




Location: Onsite/hybrid in Bellevue, Washington.




What's in it for you?

Comprehensive Benefits
  • Medical, dental, and vision insurance
  • Flexible spending account (FSA)
  • 401(k) retirement plan with matching
  • Employee stock grants & stock purchase plan

Time Off & Leave
  • Paid time off (approx. 4 weeks for full-time, 2.5 weeks for part-time)
  • Up to 12 paid holidays annually
  • Paid parental and family leave
  • Backup care and enhanced family support
  • Childcare subsidy

Education & Growth
  • Tuition assistance
  • College coaching and support

Additional Insurance Options
  • Short- and long-term disability
  • Voluntary life, AD&D, accident, and long-term care insurance

Perks & Discounts
  • Mobile service and home internet discounts
  • Pet insurance
  • Commuter and transit benefits

Career Development
  • Support for internal mobility and career growth

Encouragement to explore varied career paths




Overview:

This role is for someone who thrives in a collaborative, fast-paced environment and is eager to design, implement, and deploy scalable software solutions in highly available environments.

As a Senior Software Engineer, you will be instrumental in shaping the architecture and development of software components. You'll play a key role in delivering high-quality applications using modern technologies like microservices, cloud computing, and containerization. This role is ideal for someone who enjoys working cross-functionally with DevOps, product, and design teams to bring impactful solutions to life.




Responsibilities:

Software Development & Engineering:
  • Design and build robust external APIs to streamline customer onboarding and integration.
  • Develop and maintain high-performance, large-scale services and transactional systems.
  • Create and manage REST APIs and event-driven systems for both internal and external stakeholders.
  • Ensure high system availability, reliability, and performance.
  • Take full ownership of API lifecycle, including SLAs, monitoring, incident management, and responding to user feedback.

Collaboration & Innovation:
  • Work closely with cross-disciplinary teams including product managers, designers, and engineers to develop API-as-a-product strategies.
  • Brainstorm and prototype new features or services to enhance platform capabilities.
  • Contribute to design improvements and suggest optimizations for existing workflows.

Technical Expertise:
  • Lead engineering initiatives and develop end-to-end software solutions.
  • Demonstrate in-depth knowledge of system operations, data flow, and architectural dependencies.
  • Participate in the automation of infrastructure and deployments.
  • Engage in continuous learning to stay current with new technologies and development practices.

Leadership & Mentorship:
  • Guide and mentor junior engineers, offering support and feedback.
  • Share technical knowledge through internal workshops and learning sessions.
  • Provide clear and detailed documentation for systems, processes, and codebases.

Strategic Contribution:
  • Identify and assess new technologies that align with organizational goals.
  • Evaluate how current or emerging tools can drive innovation and efficiency.
  • Participate in defining and refining the technical strategy across projects.

Documentation:
  • Produce and maintain documentation for software systems, code, and technical processes.
  • Prepare technical reports and presentations to inform stakeholders and leadership.

Qualifications:
  • Bachelor's degree in Computer Science or related field, or equivalent practical experience.
  • 4–7 years of professional software engineering experience.
  • Proven experience designing and developing RESTful APIs and SaaS-based platforms.
  • Hands-on experience with microservices architecture and cloud services.
  • Proficient in Agile development practices and cross-functional team collaboration.
  • Strong understanding of core computer science principles, algorithms, and data structures.
  • Experience with Spring Boot and MongoDB or Cosmos DB.
  • Familiarity with third-party API integrations and large-scale distributed systems.

Other Requirements:
  • Must be at least 18 years old.
  • Legally authorized to work in the United States.



Who is Rainier Recruiting? 

Rainier Recruiting is a boutique, award winning national staffing agency and executive search firm. Using an approach that “treats every candidate like an executive search”, we offer positions in contract-to-hire, Full-Time, and executive search. Named the #1 Best Workplace in Washington State in 2022, recognized as a ClearlyRated Best of Staffing firm, and identified as a top recruitment firm by multiple business journals, Rainier Recruiting is fast becoming a respected company. We are no longer the “best recruiters you have never heard of”. Rainier Recruiting is also proud to share our clients have a 93% repeat business rate. Rainier Recruiting is an equal opportunity employer and service provider and does not discriminate on the basis of race, religion, gender, gender identity, national origin, citizenship status, sexual orientation, disability, political affiliation or belief, or any other protected class. We are committed to the principles of Equal Opportunity Employment and are dedicated to making employment decisions based on merit and value, for ourselves, our client companies, and for the candidates we represent. We engage in socially conscious business practices and believe that diverse, equitable, inclusive, and non-biased talent and recruitment processes are foundational to the success of every organization that we partner with. 

Meet Your Recruiter

Emily Jacobsen
Senior Recruiter

Emily is a Senior Recruiter with over 7 years of Full Cycle Recruiting under her belt. After 5 years of working at Large Staffing firms, Emily decided to Join Rainier Recruiting where she could have a more personal approach to the hiring process.  Emily enjoys working on more complex roles and she believes in a win/win scenario for both her clients and candidates. Outside of work you may find Emily snuggling her two young kids, playing corn hole with her extended family, or hosting a game night.

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About Bellevue, WA

Discover exciting job opportunities in the vibrant Bellevue, Washington area today! Nestled in the heart of the Pacific Northwest, Bellevue offers a perfect blend of urban sophistication and natural beauty. From the stunning views of Lake Washington and the Cascade Mountains to the bustling downtown area with its upscale shops and delightful eateries, Bellevue has something for everyone. Explore the Bellevue Arts Museum, catch a show at the Meydenbauer Center, or cheer on the Seattle Seahawks at the nearby Lumen Field. With top-rated schools, abundant outdoor recreational activities at Bellevue Downtown Park, and a thriving tech industry, Bellevue presents endless possibilities for professional growth and success. Begin your career journey in this dynamic and charming city - browse our job listings now and unlock your potential in Bellevue, Washington!
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