Senior Full Stack Java Developer jobs in Chelsea

Saxon Global

Required Skills & Experience - Strong experience with AWS services (EC2, RDS, S3, Lambda, API Gateway, etc.). - Proficiency in Node.js for backend development. - Expertise in React.js for modern frontend development. - Solid understanding and hands-on experience with MySQL and PostgreSQL (schema des

Hours are the following: \*\ Monday through Thursday 6:00am to 4:30pm. There is a training period at least for a week or so that would be Monday through Friday 6:00am to 2:30pm. \ \* Key Responsibilities: Set up and perform detailed inspections on parts, components, and assemblies using both mechani

Must be US Citizen in order to obtain DOD Secret Clearance Seeking an experienced fabrication specialist and machinist with expertise in complex parts development, providing autonomy over their fabrication approach, fixture design/fabrication, tooling, CAM programming, setup, and machine operation.

Amazon

Description MULTIPLE POSITIONS AVAILABLE Employer: AMAZON DEVELOPMENT CENTER U.S., INC., Offered Position: Software Dev Engineer II Job Location: Boston, Massachusetts Job Number: AMZ9706812 Position Responsibilities: Design, develop, implement, test, and document embedded or distributed software ap

CERES Group

As a Senior Engineer, you will be defining and developing the next generation of digital Client Facing Applications for the firm. You will be a full stack developer working with a group of world-class engineers, architects and product managers to increase user experience and create efficiency for ou

PwC

$77,000 - $202,000 /year

Industry/Sector Health Services Specialism Operations Management Level Senior Associate Job Description & Summary At PwC, our people in operations consulting specialise in providing consulting services on optimising operational efficiency and effectiveness. These individuals analyse client needs, de

SynergisticIT

Since 2010 Synergisticit has helped Jobseekers get employed in the tech Job market by providing candidates the requisite skills, experience, and technical competence to outperform at interviews and clients. Here at SynergisticIT We just don't focus on getting you a tech Job we make careers. In this

Fustis LLC

CMM Programmer / PC-DMIS Programmer Location: Lynn, MA / onsite 12+ Months USC only $60-65/hr. on C2C Job Description: Program complex aerospace parts utilizing advanced PCDMIS methods. This programming process entails programming offline to a CAD model, debug on CMM, perform repeat study, perform i

Nexamp

Do you want to be a part of the clean energy movement? Are you passionate about improving our environment for this generation and those to follow? Are you ready to take on new challenges and collaborate with a future-focused team leading the way into new markets? Join Nexamp! This is where you can l

Syntricate Technologies

Required Skills: Primary and must have good knowledge in ReactJS Need hands-on experience in Java. Good knowledge in OOPS Concept. Good communication skill Need 8 to 10 years of experience in Software development

Job Description The Facilities Systems Programmer supports mission-critical utility metering and building automation systems across secure laboratory facilities at MIT Lincoln Laboratory . Reporting to the Operations Center Manager, this role ensures reliable utility data acquisition, system integra

Position Overview: Approved Sheet Metal is seeking an experienced, detail-oriented custom sheet metal fabrication Programmer and Estimator with a high sense of urgency to join our team. This role is critical in generating accurate and fast quotes for custom sheet metal parts, assemblies, and compone

SynergisticIT

Are you ready to turn your Java skills into a high-paying, high-demand tech career? Whether you're a fresh CS graduate, a career changer, or someone looking to specialize in backend development and DevOps, SynergisticIT can launch you directly into industry-aligned roles-fast. Why Java + DevOps + Sp

h3 Technologies

Bachelor's degree in Computer Science/Information Systems or comparable with 6 years or more of software development experience. Java (8 or above) Excellent communication skills, both written and verbal Familiarity with relational databases and SQL Understanding of basic networking concepts Experien

Amylyx has an audacious mission to usher in a new era for treating diseases with high unmet needs. Where others see challenges, we see opportunities that we pursue with urgency, rigorous science, and unwavering commitment to the communities we serve. We are a clinical-stage company currently focused

PLANIT Group

Full Stack Angular Developer Location: Remote – Preferably in EST Time Zone or willing to work EST hours. Type: Full-Time, 9–12 Month Contract (Time-Critical). Team: Small Agile Development Team. About the Role We are seeking a passionate and experienced Full Stack Developer to join our agile team o

GeoLogics Corporation

$10,400 - $12,307 /year

*TITLE: Senior Full Stack Engineer (Java/React)** *Required: Secret Clearance** *RATE RANGE: $60.00/hr - $71.50/hr W2 contract with limited benefits** *contract or contract to hire** *ONSITE LOCATION: Dedham, MA** **\*\*\*No C2C, we can NOT work with outside agencies/vendors, and we can NOT do 1099-

Jobs via Dice

Dice is the leading career destination for tech experts at every stage of their careers. Our client, Lorvenk Technologies LLC, is seeking the following. Apply via Dice today! *Full stack with Python and React on a AWS platform.** Boston, MA 3 days/week onsite F2F interview required *Full stack with

Eliassen Group

Java Spring Microservices Developer Anywhere Type: Contract Category: Development Industry: Communications Workplace Type: Remote Reference ID: JN -032026-105796 Date Posted: 03/04/2026 Shortcut: http://careers.eliassen.com/DZwuWk Description Remote Our client seeks a Java and Spring developer to bu

Application Developer (Java / ColdFusion) Hybrid – minimal onsite in Boston, MA Long term contract Our client is looking for a seasoned Web Based Application Developer who can provide a broad range of technical services to support the current environment, transition to a new environment, assist in c