Mid Frontend Developer Jobs in Kent, WA (NOW HIRING)

About Adaptiva

Adaptiva is a Gartner-recognized Leader in the Endpoint Management market.

We are a small, high-performance team, playing at the top end of this rapidly expanding market (TAM: $50B+, CAGR: 11%). Our customers include some of the world’s biggest and most respected companies, who rely on our technology to manage vast fleets of computers in their global environments. Our largest deployment scales to 450,000 devices in a complex worldwide network spanning 17,000 locations.

We provide a fast-paced and collaborative environment where driven, intellectually curious professionals come together to do the best work of their lives while growing quickly alongside the company.

Our success is fueled by a set of four core values: Integrity, Excellence, Work Ethic, and Dignity of Labor.

As we scale, we are expanding our team to bring our highly differentiated Agentic AI product suite to market, capitalizing on a significant first-mover advantage. For the right candidate, this represents a rare opportunity to help shape a category-defining company while accelerating their own professional trajectory.

We offer an industry-leading benefits package, including 100% company-paid health insurance, performance-based bonuses, a 401(k) retirement plan, and generous stock options that allow employees to participate in the company’s long-term success.

About This Role

Adaptiva is seeking a talented and experienced Lead Frontend Developer to join our growing product development team. This is an exciting opportunity for a seasoned engineer who enjoys solving complex technical challenges, architecting scalable front-end systems, mentoring other engineers, and delivering software that has a meaningful impact on some of the world’s largest enterprises.

As a Lead Frontend Developer, you will lead the design, development, and evolution of enterprise-grade applications used by Fortune 500 organizations worldwide. Working closely with product managers, UX designers, back-end engineers, and QA specialists, you will drive technical decisions and help build modern, scalable, and highly responsive user interfaces for our award-winning solutions, while raising the bar for engineering quality across the team.

What You'll Do

• Lead the architecture, design, and delivery of complex, enterprise-scale Angular applications, establishing scalable and maintainable patterns across the front-end codebase.
• Develop responsive, scalable, and maintainable user interfaces using Angular, TypeScript, RxJS, and modern front-end architecture patterns.
• Mentor and coach mid-level and junior engineers, conducting code reviews and championing Angular and front-end engineering best practices.
• Drive front-end best practices, code quality, application performance, accessibility, and usability across the codebase.
• Evaluate and introduce emerging Angular, web technologies, and front-end tooling, guiding the team’s adoption of new approaches where appropriate.
• Partner with product managers, UX designers, and back-end engineers to shape technical requirements and scope major initiatives, translating product needs into shipped solutions.
• Take ownership of large, cross-cutting features and projects from concept through delivery, ensuring high standards of quality, reliability, and technical excellence across the application.
• Identify and address technical debt, scalability bottlenecks, and architectural risks before they impact the product, with a focus on the long-term health and evolution of the frontend codebase.
• Contribute to a collaborative engineering culture focused on continuous improvement, learning, and technical excellence.

Requirements

• 5-7+ years of professional experience developing modern web applications, with at least 3-5 years of hands-on experience developing production applications with Angular.
• Deep expertise in Angular (Angular 2+) and TypeScript, including RxJS, signals, dependency injection, change detection, the Angular component lifecycle, routing, forms, and component architecture.
• Proven track record designing and building complex, data-driven Angular applications and user interfaces at enterprise scale.
• Experience integrating front-end applications with RESTful APIs and asynchronous data services.
• Strong analytical and problem-solving skills, with the judgment to make sound architectural trade-offs under ambiguity.
• Demonstrated ownership of Angular and front-end architecture, including component design, code organization, reusable patterns, and long-term maintainability at scale
• Strong understanding of user experience (UX) principles, accessibility standards, and responsive design.
• Experience mentoring engineers and leading code reviews, technical design discussions, or architecture decisions, with a strong focus on Angular development and front-end engineering practices.
• Excellent communication and collaboration skills, with the ability to influence technical direction across technical and non-technical teams.
• Self-motivated, adaptable, and able to independently drive projects and technical direction in a fast-paced environment.
• Strong command of automated testing frameworks and front-end testing methodologies, including unit, integration, and end-to-end testing for Angular applications.
• Experience with Angular and front-end performance profiling and optimization for large-scale, data-intensive applications.
• Experience working in Agile or Scrum development environments.

How to apply

Please submit your resume and cover letter in PDF format to careers@adaptiva.com.

The annual base salary range for this position is $125,000 – $140,000, depending on experience and qualifications.

We do not provide visa sponsorship for this position and participate in E-Verify for work authorization.

Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender perception or identity, national origin, age, marital status, protected veteran status, disability status, or other legally protected status.