Senior Software Engineer - Front End (Library of Congress)

Ad Hoc LLC; United States; Remote; USD 100,000 - 135,000; Full time

Benefits offered by this job

Company-subsidized health, dental, and

Flexible PTO

401K with employer match

Paid parental leave after one year of)

Job summary

Ad Hoc LLC is a technology company delivering scalable digital services for federal civilian agencies. This role focuses on building user-facing apps with Angular, TypeScript, and modern frontend tools, ensuring accessibility, testing, and production readiness.

You will collaborate with UX, backend engineers, and product managers to deliver complete features from design to deployment, participating in SAFe processes and remote-friendly collaboration.

Qualifications

• 7+ years of relevant engineering experience and a Bachelor's degree, or equivalent additional experience in lieu of a degree.
• Must meet federal suitability requirements and pass a background investigation as a condition of employment.
• Proficiency in Angular, TypeScript, JavaScript, HTML5, CSS3, and responsive web development.
• Experience implementing UI designs from Figma or equivalent design tooling.
• Familiarity with automated testing frameworks such as Selenium, Cypress, or Playwright.
• Working knowledge of WCAG 2.1 AA accessibility standards and how they apply to frontend development.
• Experience integrating frontend applications with RESTful APIs and published OpenAPI specifications.
• Experience with Git, GitLab, CI/CD pipelines, and modern frontend development workflows.
• Experience collaborating closely with UX designers, product managers, and backend engineering teams.

Responsibilities

• Build and maintain user-facing applications using Angular, HTML/CSS, and JavaScript, implementing designs from Figma specifications using federal Design System components
• Write and maintain Selenium and Cypress end-to-end tests for UI workflows, contributing to automated test coverage targets for all new and modified code
• Ensure frontend implementations meet WCAG 2.1 AA accessibility standards in collaboration with the UX/Accessibility enabling team
• Debug, optimize, and monitor work across test and production environments, participating in CI/CD pipeline contributions as appropriate
• Participate in mandatory peer code review and adhere to the four-eyes principle on all commits
• Collaborate with backend engineers, QA, and UX designers to deliver complete features from story refinement through production deployment
• Participate in SAFe ceremonies including sprint planning, standups, reviews, and retrospectives
• Contribute to Design System component development, helping maintain consistency across program modules
• Support on-call rotations as needed and develop cross-functional knowledge through paired programming

Skills

Angular

TypeScript

JavaScript

HTML5

CSS3

Responsive design

Accessibility

Education

Bachelor's degree

Tools

Git

GitLab

CI/CD

Selenium

Cypress

Playwright

Angular Material

USWDS

Storybook

AWS

Job description

Job number: 992 This is a remote position.

Ad Hoc is a technology company that empowers organizations to deliver scalable, impactful digital services. Using modern, agile methods, our team creates products that meet people's needs and transform their experience of government.

Work on things that matter

Our collaborations have shaped some of the defining moments in public-sector service delivery. We've helped build products that connect Veterans to tailored services, help millions access affordable health care, and support important programs like Head Start. As we work with agencies to deliver critical services, we're also changing how the government approaches technology.

Built for a remote life

Our culture, communications, and tools are built for remote work, enabling us to bring together top talent nationwide. At Ad Hoc, remote life empowers our teams to design work environments that fit their lives and that foster flexibility and collaboration to achieve positive outcomes for our customers.

Committed to high expectations and a welcoming culture

Ad Hoc values acceptance, accountability, and humility. We aren't heroes. We learn from our mistakes and improve the process for the next time. We build small, inclusive teams to collaborate closely with our partners to solve the right problems and deliver software that works.

The Federal Civilian business unit supports many customers spanning the federal, commercial, and nonprofit space. Our customers include NASA, the General Services Administration, Office of Personnel Management, the Library of Congress, Health & Human Services, and the FDIC. We partner with these agencies to build new capabilities, deliver products, establish data as a strategic asset for informed decision-making, modernize legacy systems, and build the digital service infrastructure necessary to scale their mission impact.

Primary Responsibilities

• Build and maintain user-facing applications using Angular, HTML/CSS, and JavaScript, implementing designs from Figma specifications using federal Design System components
• Write and maintain Selenium and Cypress end-to-end tests for UI workflows, contributing to automated test coverage targets for all new and modified code
• Ensure frontend implementations meet WCAG 2.1 AA accessibility standards in collaboration with the UX/Accessibility enabling team
• Debug, optimize, and monitor work across test and production environments, participating in CI/CD pipeline contributions as appropriate
• Participate in mandatory peer code review and adhere to the four-eyes principle on all commits
• Collaborate with backend engineers, QA, and UX designers to deliver complete features from story refinement through production deployment
• Participate in SAFe ceremonies including sprint planning, standups, reviews, and retrospectives
• Contribute to Design System component development, helping maintain consistency across program modules
• Support on-call rotations as needed and develop cross-functional knowledge through paired programming

Basic Qualifications

• 7+ years of relevant engineering experience and a Bachelor's degree, or equivalent additional experience in lieu of a degree
• Must meet federal suitability requirements and pass a background investigation as a condition of employment
• Proficiency in Angular, TypeScript, JavaScript, HTML5, CSS3, and responsive web development
• Experience implementing UI designs from Figma or equivalent design tooling
• Familiarity with automated testing frameworks such as Selenium, Cypress, or Playwright
• Working knowledge of WCAG 2.1 AA accessibility standards and how they apply to frontend development
• Experience integrating frontend applications with RESTful APIs and published OpenAPI specifications
• Experience with Git, GitLab, CI/CD pipelines, and modern frontend development workflows
• Experience collaborating closely with UX designers, product managers, and backend engineering teams
• Excellent written and verbal communication skills, including the ability to explain technical concepts to non-technical audiences, customers, and federal stakeholders

Preferred Qualifications

• Prior experience supporting federal civilian agencies or government digital services programs
• Active Public Trust clearance
• Experience implementing or maintaining design systems using Angular Material, USWDS, Storybook, or similar component frameworks.
• Experience with frontend testing frameworks such as Cypress, Playwright, Jest, or Karma
• Familiarity with AWS-hosted web applications and cloud-native architectures
• Familiarity with backend technologies such as Java or Python sufficient to collaborate effectively with backend engineering teams
• Experience with microfrontend architectures or enterprise frontend platforms
• Exposure to SAFe or Agile software delivery environments, including PI Planning and cross-functional team coordination
• Experience integrating with platforms such as Login.gov, Pay.gov, identity providers, or authentication services
• Proven experience leading cross-functional frontend initiatives from concept through production

To learn more about working at Ad Hoc, please visit: https://adhocteam.us/join

Benefits

• Company-subsidized health, dental, and vision insurance
• Flexible PTO
• 401K with employer match
• Paid parental leave after one year of service
• Employee Assistance Program

Ad Hoc LLC is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, national origin, ancestry, sex, sexual orientation, gender identity or expression, religion, age, pregnancy, disability, work-related injury, covered veteran status, political ideology, marital status, or any other factor that the law protects from employment discrimination.

We value the unique skills gained through military service and encourage veterans and transitioning service members to apply.

In support of various state and city equal pay transparency laws, Ad Hoc job descriptions feature the starting range we reasonably expect to pay to candidates who would join our team with little to no need for training on the responsibilities we've outlined above. Actual compensation is influenced by a wide range of factors including but not limited to skill set, level of experience, and responsibility. The range of starting pay for this role is $100,000 - $135,000. Our recruiters will be happy to answer any questions you may have, and we look forward to learning more about your salary requirements.

job reference:

https://adhoc.team/