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Freelance Java Backend Developer Jobs in Columbus, OH

Sidram Technologies

Java Backend Developer

Columbus, OH · On-site

Java Backend Developer No sponsorship, local to Columbus, OH with 4 days' work in Easton office. Rate - $70 -80/hr on w2 Salary - $120,000/Yearly - $130,000/yearly + Benefits Must be in Columbus OH ...

SysMind Tech

Sr Java Developer - PA

Westerville, OH · On-site

$55.25 - $70.50/hr

... Strong backend experience to develop Data Layer using at least one of tperson frameworks like ... Can we use Freelancer? : No * Named Job Posting? (if Yes - needs to be approved by SCSC) : No

Hirekeyz Inc

Java AWS Lead

Columbus, OH · On-site

... back-end developer role Design and developer application using Core Java Design and developer ... application using J2EE. Experience in J2EE design patterns Create/consume Rest APIs & Microservices ...

TriOptus LLC

Backend Java Developer

Columbus, OH · On-site

$48.75 - $63.25/hr

Java, Python, C#/.Net, Mean, Ruby, JSON Database (mandatory): * SQL, MAriaDB, S3, DB2, IMS Skills: * DevOPS * Broadcom Endevor, BitBucket, GITHub, Jules, Jenkins * Agile * Atlasian Suite (JIRA ...

Judge Group, Inc.

fullstack java developer

Columbus, OH · Remote

$55 - $60/hr

Mid-Level Java Developer Location: Columbus, OH (4 days onsite, 1 day remote) Type: 3+ Months ... Build, enhance, and support Java-based backend services and microservices that power enterprise ...

Tech Tammina

Java Developer

Columbus, OH · On-site

$49.25 - $63.75/hr

Java Developer Location: Columbus OH Length: 6 Months + Mode of hire: Contract Interview Type ... Good mid-tier ability to make connections from front end to back end data sources and applications ...

Purple Drive Technologies

Java AWS Lead

Columbus, OH · On-site

Java Frameworks - Spring Boot, AWS Cloud, microservices, kafka * DevOps tools - Splunk, Dynatrace ... developers." * "Develop and maintain high-quality, scalable, and performant backend services using ...

Purple Drive Technologies

Java AWS lead

Columbus, OH · On-site

Java AWS lead Location: Columbus, OH (12+ years) Need well experienced person in managing a team ... developers." * "Develop and maintain high-quality, scalable, and performant backend services using ...

Tech Tammina

Java Developer

Columbus, OH

$49.25 - $63.75/hr

Java Developer Location: Columbus OH Length: 6 Months + Mode of hire: Contract Interview Type ... Good mid-tier ability to make connections from front end to back end data sources and applications ...

Logix Guru

Java Full Stack Developer

Columbus, OH · On-site

$50.75 - $65.50/hr

Senior Programmer Analyst Summary: The Senior Programmer Analyst is responsible for designing ... backend services, and cloud-based platforms. This role requires hands-on experience with React ...

Purple Drive

Java AWS Lead

Columbus, OH · On-site

Java Frameworks - Spring Boot, AWS Cloud, microservices, kafka * DevOps tools - Splunk, Dynatrace ... developers." * "Develop and maintain high-quality, scalable, and performant backend services using ...

Purple Drive Technologies

Java AWS Lead

Columbus, OH · On-site

Java Frameworks - Spring Boot, AWS Cloud, microservices, kafka * DevOps tools - Splunk, Dynatrace ... developers." * "Develop and maintain high-quality, scalable, and performant backend services using ...

Apex Systems

Java Developer

Columbus, OH · On-site

$47.75 - $61.75/hr

Build, enhance, and support Java-based backend services and microservices. * Develop and consume ... Mentor junior developers and promote engineering best practices. Required Qualifications Education:

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How much do freelance java backend developer jobs pay per hour?

As of May 30, 2026, the average hourly pay for freelance java backend developer in Columbus, OH is $52.77, according to ZipRecruiter salary data. Most workers in this role earn between $46.92 and $60.82 per hour, depending on experience, location, and employer.
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Java Backend Developer

Sidram Technologies

Columbus, OH • On-site

Full-time

Posted 25 days ago

Job description

Java Backend Developer 

No sponsorship, local to Columbus, OH with 4 days’ work in Easton office.

Rate - $70 -80/hr on w2

Salary - $120,000/Yearly - $130,000/yearly + Benefits

Must be in Columbus OH

Description

  • In this position, the successful candidate will design and implement complex IT solutions that are in line with the enterprise architecture roadmap. The successful candidate will:
  • Responsibilities:
  • Deliver well-designed, quality software in either an agile or waterfall environment
  • Work on a team to ensure successful delivery of solutions that add value to Huntington's colleagues and customers as-well-as achieve business objectives.
  • Understand business requirements.
  • Communicate clearly with business and technology stakeholders to develop a proposed solution.
  • Be the primary technical team owner of projects and project technical deliverables.

Basic Qualifications:

  • Bachelor's degree in Computer Science, Information Systems, Business or other related field/experience
  • 5+ years of relevant experience working with technology teams to deliver business and technical solutions leveraging your skills with Java, Rest API, Fuse, Kafka and JSON
  • 5+ years of experience and proven understanding of DevOps, continuous integration, container-based applications, cloud deployment architectures.

Preferred Qualifications:

  • Highly motivated with strong organizational, analytical, decision making, and problem-solving skills.
  • Ability to work in a fast-paced environment, handle multiple priorities and effectively prioritize them.
  • Experience in working on initiatives that involve business segments.
  • Expert understanding of agile concepts and an agile mindset. Working knowledge of Scrum and Kanban delivery frameworks.
  • High level of professionalism and confidence with the ability to build credibility with leadership, team members, and business partners and establish effective working relationships.
  • Ability to problem-solve to produce quality deliverables on time and on budget.
  • Excellent written and verbal communication skills with a proven ability to interact effectively across all organizational levels and explain technical concepts clearly and concisely to multiple layers of peers and leadership.
  • Experience with Fraud Technology
  • hands-on software development experience in Java with knowledge of Object Oriented Design.
  • In-depth understanding of the entire web development process (design, development and deployment)
  • Experience with J2EE, Spring Boot, Web Services, REST API development and consumption
  • Agile development, build processes, testing, and operations.
  • Knowledge of SQL and experience working with a RDBMS like Oracle or MySQL
  • Troubleshoot and debug applications
  • Experience with implementation of Microservices using Spring Boot and CI/CD tools on Jenkins and Kubernetes.
  • Experience with development of RESTful web services using JAX-RS and used Swagger for REST API documentation.
  • Build and maintain code repositories and code migrations using CI/CD strategies (GIT, SVN, CSV, Jenkins).
  • Experience with creating and maintaining architecture for Restful API using Spring Boot.
  • Hands on experience with writing SQL queries, stored procedures and triggers in databases via  Oracle and DB2.
  • Have used Swagger and API testing tools
  • Experience with data structures and algorithms for time and memory complexity reduction
  • Have experience with JWT mechanism for authentication, authorization, and data exchange.
  • Experience with Apache Maven Build tool to automate the build process for the entire application
  • Experience with GCP infrastructure
  • Hands on experience with GCP Products like Cloud Run , Terraform , Big Data , Big Query
  • Possess 3+ year of professional experience in leading development team members and partnering with business and operational partners
  • Min 5+ yrs of IBM DataPower Gateway, IBM Integration Service Bus (IIB) / ACE with special focus in back end development building Web services and RESTful web services.
  • Knowledgeable with IBM MQ Websphere

rojer@sidramtech.com