Full Stack Engineer
Merrimack, NH
Category: Development
Industry: Financial Services
Reference ID: JN -032026-106201
Date Posted: 03/30/2026
Shortcut: http://careers.eliassen.com/Yiy0ug
Description:
Hybrid 50% onsite a month in either Merrimack, NH or NC
We seek a Full Stack Engineer to build scalable UI and APIs that support data-centric workflows for investment decisioning. The role will develop with Angular on the front end and Java Spring Boot on the back end, leveraging REST, AWS, and DevOps practices. You will collaborate within a team to deliver secure, reliable services and responsive web applications. The work will emphasize cloud-native patterns, quality, and continuous delivery.
Join a high-performing group within a leading financial services organization to build data-centric web experiences and APIs that power critical investment and operational decision-making. This is a backend-heavy full stack role focused on building scalable services and modern UIs, leveraging cloud, DevOps, and Agile best practices.
You’ll develop and support robust Java/Spring Boot services and Angular-based UI experiences for data operations teams—working in a collaborative environment where quality, performance, and automation are central to how the team ships software.
Due to client requirements, applicants must be willing and able to work on a w2 basis. 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: $62.00 to $66.00/hr. w2
Responsibilities:
Backend Engineering (Primary – ~70%)
- Design and develop modern Java applications using Spring Boot and JPA/Hibernate
- Build and maintain RESTful APIs with clear documentation using Swagger/OpenAPI
- Develop scalable, secure, and maintainable services supporting data‑heavy workflows
- Apply strong engineering fundamentals including performance optimization, testing, observability, and clean code practices
Frontend Engineering (Secondary – ~30%)
- Develop responsive, component‑driven web applications using Angular, TypeScript, HTML, and CSS
- Build and maintain reusable web components for consistent UI patterns
- Collaborate with backend engineers and stakeholders to deliver intuitive user experiences
- Utilize Node.js tooling and modern frontend build pipelines
Cloud / DevOps / Delivery
- Deliver high‑quality software using CI/CD and DevOps practices (Maven, Jenkins, Git, Docker)
- Build and deploy applications in AWS (EC2, Lambda, EMR, S3)
- Work in containerized and cloud‑native environments (Docker; Kubernetes/EKS preferred)
- Contribute to automation, deployment reliability, and release excellence across environments
Experience Requirements:
- 6+ years of professional software or application development experience
- Strong proficiency in:
- Java, Spring Boot, JPA, REST APIs, Swagger/OpenAPI
- Angular, TypeScript, HTML/CSS, web components, Node.js
- Proven ability to solve complex problems independently while collaborating effectively across teams
- Strong written and verbal communication skills, including technical documentation
- Experience in highly regulated or complex environments (e.g., finance, government, healthcare) strongly preferred
Nice to Have
- Oracle PL/SQL, ETL concepts, and data modeling
- Experience working with data‑driven systems and identifying gaps through analysis
- Exposure to AI‑assisted development tools (e.g., GitHub Copilot, OpenAI tools)
- Python and/or Kafka experience
Education Requirements:
- Bachelor’s degree in Computer Science, Engineering, or a related scientific discipline required, plus 6+ years of relevant experience.
- In lieu of a degree, 10+ years of professional software engineering experience may be considered.
Ideal candidate is deeply enthusiastic about innovation in financial technology, with extensive proficiency in Angular, Java, REST APIs, AWS, and EKS.
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 fraud@eliassen.com.
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Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status. Eliassen Group’s Affirmative Action Plan (AAP) is available for inspection by any employee or applicant for employment upon request, during normal business hours of Monday through Friday, 8:30am to 5:30pm EST. Interested persons should contact Phaedra Wells at pwells@eliassen.com for assistance. It is unlawful in Massachusetts and Maryland to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Applicants with disabilities that believe they require an accommodation or assistance with a position, please email our HR team at hradmin@eliassen.com. This email inbox is designed exclusively to assist job seekers whose disability prevents them from being able to apply online. Emails sent for other purposes will not receive a response.
Please be advised that a number of fraudulent job postings have been released under the Eliassen Group brand.
Unfortunately, fraudulent job postings can happen. If anyone reaches out to you about an open position connected with Eliassen Group, never provide personal or financial information to anyone who is not clearly associated with Eliassen Group
If anyone seemingly from Eliassen Group has ever requested this personal information in the past or does so in the future, please contactInfoSec@eliassen.com.
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, as indicated above