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Innoventrics

Java Backend/Software Engineer

Innoventrics
United States · Contract · Mid-Senior
Java Backend/Software Engineer

Location: Columbus, OH (Onsite/Hybrid) only Locals

Duration: Long-term W2 Contract / Contract-to-Hire

Interview: 1 Round (Video) + Coding Assessment (HackerRank/Glider)

Project Overview We are working on a large-scale Check Modernization initiative, processing over 5 million checks nightly totaling billions of dollars. This program focuses on migrating legacy mainframe systems to cloud-native microservices architecture.The environment includes consolidation of 27 legacy applications into 4 modern platforms over a multi-year roadmap. You will be part of a dedicated Scrum team working on one of these core applications.Key Responsibilities

  • Design, develop, and maintain scalable backend microservices using Java and Spring Boot
  • Contribute to modernization efforts from mainframe to cloud-based systems
  • Build and optimize high-volume batch and real-time processing systems
  • Work with event-driven architecture and messaging systems (Kafka/JMS)
  • Collaborate within Agile Scrum teams across US and offshore teams
  • Participate in code reviews, design discussions, and production support (potential rotation)

Required Skills

  • 6+ years of experience in Java development
  • 6+ years of hands-on experience with Spring Boot / Microservices
  • 3+ years of cloud experience (AWS, Azure, or GCP)
  • Strong experience with REST APIs and backend system design
  • Experience working in Agile/Scrum environments
  • Must be able to complete and explain a coding assessment (HackerRank/Glider)

Preferred / Nice-to-Have Skills

  • Experience with Apache Kafka or other messaging systems (JMS, MQ, etc.)
  • Hands-on experience with Kubernetes / containerization
  • Exposure to high-volume batch processing systems
  • Prior experience with modernization or legacy system migration projects
  • Ability to convert to full-time without sponsorship (preferred)

What We’re Looking For

  • Strong hands-on developer (this is 100% coding role)
  • Ability to clearly explain past projects and technical decisions
  • Experience working on scalable, distributed systems
  • Candidates with genuine, verifiable experience (no surface-level exposure)

Team Structure

  • 3 Scrum teams (2 in Columbus, 1 in India)
  • You will be aligned to one application and one Scrum team
  • Highly collaborative and engineering-focused environment

Additional Notes

  • Candidates must be technically vetted before submission
  • A coding assessment score is required as part of the submission process

Skills: java,scrum,assessment,cloud,design,microservices,modernization,processing,one,teams,spring boot / microservices,aws,gcp,azure,rest api

Key Skills

Ranked by relevance

scrum cloud microservices java spring boot kubernetes apache kafka aws
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United States

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Posted
Apr 06, 2026
Type
Contract
Level
Mid-Senior
Location
Columbus
Company
Innoventrics

Industries

Business Consulting Services

Categories

Engineering Information Technology

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