Back-end Software Development Engineer 3 (Java / Spring Boot)

Vertage Inc.; Dearborn (MI); Hybrid; USD 96,000 - 165,000; Part time

Job summary

Vertage Inc. in Dearborn, MI is seeking a Senior Back-end Software Development Engineer 3 to design and implement Java microservices with Spring Boot for enterprise applications.

The role is a hands-on contract based in Dearborn with hybrid work, onsite four days a week (Tue-Fri). You will work with APIs, databases (Oracle/MySQL), and GCP, collaborating with frontend teams (React) and product owners to deliver scalable server-side capabilities, while adhering to architectural standards and best

Qualifications

• 8+ years in IT experience, including 4+ years in software development.
• Strong Java and Spring Boot expertise for building microservices.
• Experience with database technologies such as Oracle or MySQL.

Responsibilities

• Meet with customers and stakeholders to understand use cases.
• Design, build, and deliver Java microservices and APIs using Spring Boot.
• Build integrations with upstream APIs and services.
• Deploy applications to GCP and support cloud infrastructure.
• Manage data storage with Oracle and MySQL.
• Collaborate with front-end developers to connect UI to back-end services.
• Ensure alignment with architecture standards and solve cross-language problems.

Skills

Java

Spring Boot

Backend API & microservices

Oracle/MySQL

React

GCP

Python

Job description

Back-end Software Development Engineer 3 (Java / Spring Boot)

Dearborn, MI (Wagner Place East)

Hybrid, onsite 4 days per week (Tuesday through Friday)

179 days (about 6 months),

Role Overview

This is a hands-on back-end engineering contract in Dearborn. The engineer will build and support the server-side layer of business applications, including APIs, microservices, and database access. Day to day, that means writing Java microservices with Spring Boot, integrating with upstream APIs, and deploying to GCP infrastructure and databases. The engineer will partner with front-end developers, product owners, designers, and architects, and will follow established architecture guidelines. Java and Spring Boot depth combined with GCP exposure and some React familiarity is the harder part of this profile to find.

Key Responsibilities

• Meet with customers and stakeholders to understand use cases and turn them into working solutions.
• Design, build, and deliver Java microservices and APIs using Spring Boot.
• Build integrations with upstream APIs and services.
• Deploy applications to the cloud (GCP) and support the infrastructure behind them to improve resiliency and reliability.
• Manage data storage and retrieval using database technologies such as Oracle and MySQL.
• Work with front-end developers (React) to connect user interface elements to back-end services.
• Collaborate with product owners, designers, and architects, and stay aligned with architecture standards.
• Solve complex technical problems across languages, frameworks, and tools.

Required Qualifications

Experience:

• 8+ years in IT, including 8+ years in IT, including 4+ years in software development.
• Engineer's 3 level: practical experience in two coding languages, or advanced proficiency in one.

Technical Skills:

• Java
• Spring Boot
• Back-end API and microservices development
• Database experience (Oracle, MySQL, or similar)

Preferred Qualifications

• React front-end experience
• GCP infrastructure and database experience (the requisition says candidates will work with GCP but doesn’t list it as a required skill)
• Python as a second back-end language (the position description names it alongside Java)
• Google Cloud developer or architect certification (adjacent)
• Experience with containerized deployments (adjacent)