Senior Frontend Software Engineer
Confirmed on the employer's own hiring board on Oct 11, 2026. First seen by Alion on Oct 11, 2026.
Join our team as a Senior Frontend Software Engineer, where you will shape the architecture and quality of our customer-facing products. You will drive the technical strategy for our end-to-end user experience, design and develop highly performant web applications, take ownership of key UI components, mentor junior engineers, collaborate with UX designers, champion quality assurance, implement frontend monitoring strategies, and lead incident management. This role offers remote/hybrid flexibility, wellness allowance, parental leave, career development paths, immediate 401(k) matching, stock purchase program, mental health support, FSA/HSA options, life insurance, 20 days PTO from day one, plus 10 paid holidays annually, leadership training, mentorship programs, education reimbursement & industry certifications, performance bonuses & annual merit increases, and premium health coverage, plus dental & vision.
Missions
- Conduire la stratégie technique pour l'expérience utilisateur de bout en bout, en veillant à ce qu'elle évolue avec la croissance exponentielle.
- Concevoir, construire et maintenir des applications web hautement performantes, accessibles et réactives en utilisant notre pile frontend et nos frameworks.
- Mentorer activement les ingénieurs juniors et intermédiaires à travers des revues de code, du pair programming et le partage de connaissances.
Profil recherché
- This role is ideal for a seasoned engineer who leads by example - someone who thrives on translating complex data and workflows into intuitive interfaces, takes deep ownership of the full frontend lifecycle, and is energized by mentoring others while delivering high-impact work across our portfolio- Deep expertise in Datadog or equivalent tools for frontend monitoring, distributed tracing, logging, and observability
- Hands-on experience deploying and managing frontend applications on AWS (e.g., CloudFront, S3), with an understanding of CDN strategy, caching, and infrastructure as it relates to frontend performance
- Mastery of web performance best practices, browser rendering pipelines, and accessibility (WCAG) standards - and the ability to evangelize these across the organization
- Excellent written and verbal communication skills, with experience presenting technical concepts to both technical and non-technical audiences
- Strong command of RESTful and GraphQL APIs and patterns for integrating complex frontend applications with backend services
- At least 7 years of experience in frontend software development with a consistent track record of delivering high-quality, high-impact work at scale
- Proven experience designing, building, and evolving component libraries or design systems used across multiple teams or products
- Demonstrated ability to lead technical discussions, influence cross-functional stakeholders, and drive consensus on complex decisions
- Experience working with AI and/or Spec Driven Development
- Deep proficiency in modern JavaScript/TypeScript and the broader ecosystem, including build tooling, bundlers, and performance optimization
- Expert-level knowledge of frontend frameworks such as Angular, React, and/or web components, with the ability to make and defend architectural choices between them
- A Bachelor's degree in Computer Science, a related technical field, or equivalent practical experience
- Solid understanding of containerization (Docker) and CI/CD pipelines as they apply to frontend development workflows