MissionSquare · 5 hours ago
Expert Engineer, Software (Front-end)
District of Columbia, United States
Full-time
Hybrid
Mid, Senior Level
$128K/yr - $206K/yr
7+ years expMissionSquare is a financial services corporation dedicated to the retirement needs of public sector employees. The Expert Software Engineer (Front-End) is responsible for designing, implementing, and optimizing next-generation web experiences while collaborating within Agile teams to deliver secure and high-performing front-end applications.
Financial ServicesInsuranceRetirement
No H1B
Responsibilities
Design, develop, and optimize user interfaces using modern front-end frameworks (React, JavaScript, HTML, CSS)
Translate UX specifications into reusable React components and integrate with server-side APIs (REST/GraphQL) in collaboration with UX and back-end teams
Deliver responsive, cross-browser experiences optimized for multiple devices and viewports
Collaborate with product, UX, QA, and platform teams to ensure seamless interoperability across applications
Build and maintain reusable component libraries and design systems to ensure UI consistency and accelerate development
Develop and execute unit and integration tests; contribute to test planning to ensure quality and reliability
Provide production support, troubleshoot issues, and lead root-cause analysis in collaboration with SRE and platform teams
Participate in Agile ceremonies (stand-ups, planning, reviews), communicate blockers, and report progress
Research emerging front-end and AI technologies; recommend adoption strategies to enhance automation, analytics, and developer productivity
Document technical designs, decisions, and implementation details; maintain comprehensive system documentation
Evaluate and recommend frameworks, libraries, and testing tools based on functionality, quality, and performance
Perform other related duties as assigned
Qualification
Required
Design, develop, and optimize user interfaces using modern front-end frameworks (React, JavaScript, HTML, CSS)
Translate UX specifications into reusable React components and integrate with server-side APIs (REST/GraphQL) in collaboration with UX and back-end teams
Deliver responsive, cross-browser experiences optimized for multiple devices and viewports
Collaborate with product, UX, QA, and platform teams to ensure seamless interoperability across applications
Build and maintain reusable component libraries and design systems to ensure UI consistency and accelerate development
Develop and execute unit and integration tests; contribute to test planning to ensure quality and reliability
Provide production support, troubleshoot issues, and lead root-cause analysis in collaboration with SRE and platform teams
Participate in Agile ceremonies (stand-ups, planning, reviews), communicate blockers, and report progress
Research emerging front-end and AI technologies; recommend adoption strategies to enhance automation, analytics, and developer productivity
Document technical designs, decisions, and implementation details; maintain comprehensive system documentation
Evaluate and recommend frameworks, libraries, and testing tools based on functionality, quality, and performance
Perform other related duties as assigned
Preferred
BA/BS in Computer Science, Information Systems, Engineering, or related field; or equivalent experience
Experience in financial services or regulated industries highly desirable
Experience using React, SASS, SCSS, JavaScript, HTML, CSS, front-end architecture and componentization
Experience authoring and creating NPM packages
SQL/Oracle fundamentals; familiarity with stored procedures for data access patterns
Cloud platforms and CI/CD (AWS/Azure; pipelines, build/deploy automation)
Secure coding and SDLC controls; OWASP awareness
Git-based workflows (CodeCommit/GitHub); branching, code reviews, release management
AI-assisted development (code completion/generation/debugging)
YAML/JSON literacy for configuration and data interchange
Jira or similar ALM tooling
Strong written and verbal communication for technical and non-technical stakeholders
Building responsive, cross-browser UIs; performance tuning
Debugging and troubleshooting across the stack; test planning and execution
Continuous improvement mindset; ability to learn and apply emerging technologies
Translate UX specifications into high-quality components; collaborate across product/design/engineering
Independently drive complex problem solving and root-cause analysis
Work autonomously and within teams; manage priorities and deliver results
Benefits
Competitive Total Rewards package, including base pay, incentive programs, benefits, and a 401(k) plan with matching contributions
Flexible and hybrid work schedules to support work-life balance
Tuition reimbursement to support continued education
Professional and career development opportunities, including courses and certifications
Comprehensive wellness programs promoting physical, mental, and emotional health
Volunteerism initiatives to encourage community engagement
Company
MissionSquare
Since its founding in 1972, MissionSquare has remained dedicated to helping individuals and their families build financial security.
501-1000 employees
Funding
Current Stage
Late StageLeadership Team
Andrew Whiting
Chief Sales Officer
Lisa Raff
Chief Human Resources Officer
Recent News
2026-01-07
Company data provided by crunchbase