Front-End Engineer 4 (JavaScript, TypeScript, Angular)

Capital One • McLean, VA

6d

About The Position

Capital One is seeking a front-end software engineer to help drive a major technology transformation by building high-performing, quality features for more than 100 million customers. The role works collaboratively with software engineers, designers, and product managers in a fast-paced, inclusive, iterative environment, using modern open-source frameworks and emerging technologies.

The engineer provides technical leadership on front-end architecture and design patterns, mentors engineers, and develops expertise in areas such as performance, accessibility, and architecture. The position contributes to API design reviews and reusable components, and leads client Backend-for-Frontends (BFFs), micro frontend (MFE), or federated application architectures. It also advances feature-flag and canary rollout practices, promotes agentic AI tools and AI-native development, and makes hands-on contributions across modern web technologies, including PWAs, WebAssembly, mobile web, and Service Workers. The role champions quality, performance, accessibility, and customer empathy through strong engineering, testing, and user-experience standards.

Requirements

• Bachelor's degree or higher in Computer Science or a related quantitative field, such as Statistics, Economics, Operations Research, Analytics, Mathematics, or Engineering.
• At least 4 years of professional software engineering experience; internship experience does not apply.
• At least 3 years of experience developing applications using TypeScript, HTML, CSS, and modern web frameworks such as React, Angular, Vue, or Svelte.

Nice To Haves

• At least 4 years of experience with TypeScript and JavaScript.
• At least 4 years of experience with modern web frameworks such as React, Angular, Vue, or Svelte, as well as HTML and CSS.
• Experience with automated testing frameworks such as Jest, Cypress, or Playwright, and web performance tuning.
• Experience designing scalable front-end architectures and reusable component libraries.
• Experience designing and developing comprehensive automated testing.
• Experience designing and developing client Backend-for-Frontends (BFFs) to orchestrate data using technologies such as GraphQL and efficient networking protocols such as gRPC/Protobuf.
• Experience with micro frontend (MFE) architectures or federated architectural patterns.
• Experience with metrics-driven canary release and feature-flag strategies.
• Expertise with agentic AI coding tools and AI-assisted workflow patterns.

Responsibilities

• Partner with software engineers, designers, and product managers to deliver engaging, purposeful, high-performing features for customers.
• Provide technical leadership for front-end architecture and design patterns.
• Mentor engineers through feedback, code reviews, sharing best practices for AI-assisted development, and helping remove technical obstacles.
• Develop subject matter expertise in platform areas such as performance, accessibility, and architecture.
• Contribute to front-end architecture decisions, API design reviews, and reusable component development.
• Lead the design and development of client Backend-for-Frontends (BFFs) and micro frontend (MFE) or federated application architectures.
• Lead and refine engineering practices, including feature-flag and canary rollout best practices.
• Champion the adoption of agentic AI tools and mentor engineers in AI-native development practices.
• Make hands-on technical contributions using modern web technologies, including PWAs, WebAssembly, mobile web, and Service Workers.
• Promote high standards for quality, performance, accessibility, coding, testing, and user experience.

Benefits

• Comprehensive health, financial, and other benefits supporting employee well-being; eligibility varies by employment status and management level.
• Performance-based incentive compensation, which may include cash bonuses and/or long-term incentives.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior