Full Stack Engineer

Merrimack, NH


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Type: Contract

Category: Development

Industry: Financial Services

Reference ID: JN -032026-106205

Date Posted: 03/30/2026

Shortcut: http://careers.eliassen.com/PJJkih


Description:

Hybrid 50% ON SITE, location is Merrimack, NH

 

The organization seeks a Full Stack Engineer to design and deliver scalable, high-performance applications for an financial platform. The role will develop event-driven services, real-time recordkeeping, advanced reporting, and business intelligence on a cloud-ready architecture. The position requires strong Java, Spring, REST APIs, RDBMS, and Azure experience, with contributions across design reviews, code reviews, testing, and CI/CD.


In this role, you’ll join an agile squad focused on developing next‑generation information delivery capabilities, including event‑driven services, real‑time data processing, advanced reporting, and business intelligence features. The platform is built on a cloud‑ready, modern architecture, with a strong emphasis on API development, performance, and reliability.


This is a hands‑on engineering role ideal for a self‑starter who enjoys solving complex problems, mentoring others, and contributing to technical direction and best practices.

 

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: $63.00 to $67.00/hr. w2

 


Responsibilities:
  • Design and build scalable, high-performance full stack applications
  • Develop event-driven mid-tier services, REST APIs and integrate with messaging systems and ETL pipelines.
  • Contribute to CI/CD pipelines and version control practices to improve delivery velocity and quality.
  • Participate in design reviews, code reviews, unit, integration, and performance testing while working with DBAs on performance tuning for Oracle and SQL Server databases.


Main skills / responsibilities required:


  • Design, develop, and maintain full stack applications using Java (Java 21), Spring, and modern front‑end frameworks
  • Build and enhance RESTful APIs and event‑driven services
  • Develop and support Spring‑based applications, including Spring Batch
  • Implement scalable, multi‑threaded, high‑volume data processing solutions
  • Work extensively with relational databases (Oracle and PostgreSQL), including PL/SQL development and performance tuning
  • Design and integrate cloud‑native solutions on Microsoft Azure, including:
  1. Azure Service Bus
  2. Azure Functions
  3. Azure API Gateway
  4. Azure File Storage



Experience Requirements:

Requirements

  • 6–9 years of hands‑on full stack development experience
  • Strong experience with:
    • Java / J2EE, Spring Framework
    • API development and integration
    • PL/SQL and relational database design
  • 2+ years of practical cloud experience, preferably with Microsoft Azure
  • Experience with event‑driven architectures and messaging technologies (e.g., JMS, Kafka, Azure Service Bus)
  • Working knowledge of ETL and data integration technologies
  • Experience with ORM frameworks such as Hibernate or MyBatis
  • Familiarity with CI/CD, Git‑based version control, and modern development workflows
  • Exposure to Generative AI tools such as GitHub Copilot
  • Strong communication skills and the ability to collaborate across technical and non‑technical teams
  • Proven ability to operate as a self‑starter in a fast‑paced environment



Education Requirements:
  • Bachelor’s degree in computer science or engineering.
  • Azure-related certification (preferred).

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 (noreply@eliassen.com, 781-808-2924) 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 fraud@eliassen.com.

 
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!
 

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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