Haystack
← Back to Jobs
Technology

Sr. Java Full Stack Developer Consultant (W2)

SWIHolyoke, MA🇺🇸United StatesPosted 17 Jul 2026

Quick Overview

Work Type
Hybrid
Level
Mid Senior

Job Description

Position Title: Sr. Java Full Stack Developer Consultant (Onsite interview is required in Holyoke, MA/ W2 role only)

Contract Duration: 12 months (extendable)

Location: Holyoke, MA (Hybrid Role)

Employment Type: W2

Key Requirements:

  • Strong Java 17/21 skills and Spring MVC.
  • Experience working with Oracle databases.
  • Hands-on experience with AWS services including ECS, S3, and SQS, Fargate.
  • Experience with JMS/ActiveMQ for asynchronous messaging.
  • Understanding of RESTful API design and microservices architecture.
  • Experience with Thymeleaf or similar server-side templating engines.
  • Unit testing using JUnit & Mockito.
  • Strong SQL skills with experience in Oracle or PostgreSQL database development (PL/SQL or PL/pgSQL).
  • Develop new front-end pages with HTLM, CSS, Bootstrap and AJAX.
  • Python scripting experience for data processing and file manipulation.
  • Familiarity with CI/CD pipelines using Jenkins.

Required Experience:

  • Candidates must have experience with at least two of the following three technologies:
    1. Apache Camel
    2. Spring Batch
    3. Spring Boot

Skills

Microservices
Oracle
PL/SQL
SQL
Spring
Spring Boot
AWS
Apache
Bootstrap
CSS
JUnit
Java
Jenkins
PostgreSQL
Python

Similar jobs