Senior Full-Stack Engineer

Senior Full-Stack Engineer Rockville, MD Type: Contract Category: Development Industry: Financial Services Standard Hours: Open Reference ID: JN -092026-108553 Date Posted: 09/10/2026 Shortcut: Description Recommended Jobs Description: Hybrid 3 days onsite / 2 days remote in Rockville, MD Our client seeks a Senior Full-Stack Engineer to design and deliver Angular micro-frontends and Java Spring Boot services for regulatory form filing. The role will emphasize schema-driven UI, validation pipelines, and end-to-end filing lifecycle capabilities on AWS. You will use AI-assisted development as a default working mode and create reusable automation that improves team velocity and reliability. We can facilitate w2 and corp-to-corp consultants. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Rate: $70.00 to $80.00/hr. w2 Responsibilities: Design, develop, and maintain Angular micro-frontends and backend services including REST APIs and AWS Lambda functions for regulatory filing. Author and evolve JSON Schema and layout definitions, and maintain schema-driven rendering and validation pipelines. Build and support the filing lifecycle including draft creation, amendment, submission, and cross-section and cross-system validation. Provide technical leadership, mentorship, and raise standards for code quality, performance, and testing. Contribute to architecture and technical strategy for modernization and manage technical risks and dependencies. Support production systems and troubleshoot complex issues including validation failures and schema or layout mismatches. Use AI-assisted development tools for generation, refactoring, debugging, tests, schema and layout drafting, seed data, and documentation while maintaining quality and security. Build reusable automation such as specs, steering rules, agent skills and hooks, code indexers, test generators, review assistants, and prompt libraries. Design reliable and testable agent workflows using tool use, MCP, and multi-step reasoning within approved-tool boundaries. Simplify code and infrastructure to reduce maintenance and migration cost, and set clear goals aligned to business needs. Experience Requirements: Daily hands-on use of AI-assisted development tools in production with demonstrated automation workflows and measured time savings. Production experience with Angular and TypeScript on a current release line. Strong object-oriented Java experience and distributed system design. Strong hands-on experience with AWS. Computer science fundamentals including algorithms, data structures, and complexity analysis. Preferred: schema-driven development and dynamic form rendering with Angular Formly or JSON Schema. Preferred: micro-frontend architecture at production scale. Preferred: SpEL or comparable expression or rules language for business validation. Preferred: performance tuning and optimization. Preferred: financial services, regulatory technology, or compliance systems. Preferred: certifications in AWS or AI. Frontend: Angular with TypeScript in strict mode, RxJS, JSON Schema authoring (draft-07), Angular Formly or similar, Angular Elements or multi-project workspace, complex form behaviors, Playwright, Karma or Jasmine, SCSS, responsive layouts, accessibility compliance. Backend: Java with Spring Boot, Spring Expression Language for validation rules, RESTful API design and microservices architecture. Cloud and DevOps: AWS S3, Lambda, SQS, SNS, API Gateway, observability with CloudWatch, CloudTrail, X-Ray, infrastructure as code, CI/CD with Jenkins and Bitbucket, Git workflows and release orchestration. Education Requirements: Bachelor's degree in Computer Science, Information Systems, or a related discipline with at least 7 years of related experience, or equivalent training and work experience. Recruitment Transparency Notice Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening and hiring process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team ( View email address on click.appcast.io , View phone number on click.appcast.io) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Group’s use of these tools, including AI tools, as part of the application and hiring process. Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range. W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality. If anyone reaches out to you about an open position connected with Eliassen Group, please ensure that you are working directly with us by confirming the following:

• When you work with Eliassen Group, all email communication will come from an Eliassen.com address, never Gmail, Yahoo, etc.
• Eliassen Group will never ask you for personal information (home address, bank account, or check routing number) until you have worked with someone clearly associated with Eliassen Group.

If you have any indication of fraudulent activity, please contact View email address on click.appcast.io . About Eliassen Group: Eliassen Group is a strategic consulting firm that helps organizations reach further and achieve more through our technology, business advisory, and life sciences solutions. For nearly 40 years, we have combined exceptional people, deep domain expertise, and intelligent capabilities to expand our clients’ capacity and accelerate meaningful outcomes. We are driven by a purpose to positively impact the lives of our employees, clients, consultants, and the communities we serve. Eliassen is committed to building a diverse and inclusive team from a variety of backgrounds, perspectives, and skills. We are an Equal Opportunity and Affirmative Action Employer and all employment decisions are based on merit, performance, and business needs. Eliassen does not discriminate on the basis of race, color, gender identity or expression, sexual preference or orientation, sex (including pregnancy, childbirth, and related medical conditions), marital status, creed, religion, physical or mental disability, genetic information, military or veteran status, age, ancestry, national origin, citizenship status, prohibited criminal record inquiries of applicants and employees, or any other category protected by federal, state, or local laws. Don’t miss out on our referral program! If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check! Eliassen Group