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Junior Api Developer Jobs in Ohio (NOW HIRING)

ITTConnect

z/OS Connect API Architect

Columbus, OH · On-site

ITTConnect is seeking a z/OS Connect API Engineer/Junior Architect to work on site for a client in the Columbus, OH area. This is a contract position with a client that is a global leader in ...

ITTConnect

z/OS Connect API Architect

Columbus, OH · On-site

ITTConnect is seeking a z/OS Connect API Engineer/Junior Architect to work on site for a client in the Columbus, OH area. This is a contract position with a client that is a global leader in ...

Medpace

Junior Data Engineer

Cincinnati, OH · On-site

They are seeking a Junior Data Engineer to join their Information Technology team to support ... of REST API • Basic knowledge of SQL Server databases is required • Excellent analytical ...

Huntington Ingalls Industries

$56K - $143K/yr

The Developer is responsible for designing, developing, and troubleshooting various types of ... Build web API using modern frameworks such as .NET Core, Node.js, etc. * Provide domain-specific ...

HII's Mission Technologies division

$56K - $143K/yr

The Developer is responsible for designing, developing, and troubleshooting various types of ... Build web API using modern frameworks such as .NET Core, Node.js, etc. * Provide domain-specific ...

Judge Group, Inc.

java developer

Columbus, OH · On-site

$55 - $65/hr

Participate in Agile/Scrum ceremonies, code reviews, and mentor junior developers. Required Skills ... OAuth2, JWT, and API security frameworks. * Experience with Oracle, DB2, MySQL, or SQL Server.

Apex Informatics

React Developer

Columbus, OH · On-site

$100K - $116K/yr

Implementing state management solutions (e.g., Redux, Context API) to handle data flow within the ... Mentor junior developers and contribute to team growth. * Adds to team culture of diversity ...

Tachyon Technologies

Sr. Java Developer

Mason, OH · On-site

$53.75 - $68.75/hr

... API, and SQL/NoSQL * 2+ years of experience in Healthcare systems. * Experience in software ... Lead and guide a team of junior developers in the development of interfaces * Team spirit, problem ...

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Junior Api Developer information

What is a junior API developer?

Junior API Developers are entry-level software professionals who specialize in building, maintaining, and integrating Application Programming Interfaces (APIs). They typically work under the supervision of more experienced developers to ensure that APIs function correctly and meet the needs of applications or external users. Their responsibilities may include writing code, testing endpoints, troubleshooting issues, and documenting API features. Junior API Developers often collaborate with other team members to deliver secure and efficient API solutions.

What are the key skills and qualifications needed to thrive as a junior API developer, and why are they important?

To thrive as a Junior API Developer, you need a solid understanding of programming languages (such as JavaScript, Python, or Java), RESTful API concepts, and basic software development principles, often supported by a relevant degree or coding bootcamp. Familiarity with API testing tools (like Postman), version control systems (such as Git), and documentation standards is typically required. Strong problem-solving abilities, attention to detail, and effective communication skills help you collaborate with team members and address technical challenges. These skills are crucial for building reliable APIs, ensuring smooth integration, and supporting agile development in collaborative environments.

What are some common challenges faced by junior API developers, and how can they overcome them?

Junior API Developers often encounter challenges such as understanding legacy codebases, integrating with multiple third-party services, and ensuring robust security practices. Adapting to various documentation standards and debugging complex data flows can also be tricky at the start. To overcome these challenges, it's helpful to actively seek mentorship from more experienced colleagues, utilize comprehensive API documentation, and participate in regular code reviews. Building a habit of writing clean, well-documented code and learning automated testing tools can also help enhance your effectiveness and confidence in the role.

What is the difference between Junior Api Developer vs Api Developer?

AspectJunior Api DeveloperApi Developer
Required CredentialsTypically an entry-level degree in Computer Science or related field, some certifications preferredUsually requires more experience, advanced certifications, or specialized training
Work EnvironmentOften in team settings, under supervision, learning on the jobMore autonomous, responsible for designing and maintaining APIs independently
Employer & Industry UsageCommon in tech companies, startups, and organizations building APIsUsed across industries for developing scalable API solutions

The main difference between a Junior Api Developer and an Api Developer lies in experience and responsibility. Junior Api Developers are typically entry-level, focusing on learning and supporting API tasks, while Api Developers have more experience and handle complex API design and implementation independently.

Are API developers in demand?

API developers are in high demand due to the increasing reliance on web services and integrations across industries. Skills in REST, SOAP, and API management tools enhance job prospects, and many organizations seek professionals to develop, maintain, and optimize APIs for digital transformation.

How much does a Junior API Developer make?

A Junior API Developer typically earns between $50,000 and $70,000 annually, depending on location, experience, and company size. Entry-level roles often require knowledge of RESTful APIs, programming languages like Python or JavaScript, and familiarity with tools such as Postman or Swagger.

What are the most commonly searched types of Api Developer jobs in Ohio?

The most popular types of Api Developer jobs in Ohio are:

What are popular job titles related to Junior Api Developer jobs in Ohio?

For Junior Api Developer jobs in Ohio, the most frequently searched job titles are:

What job categories do people searching Junior Api Developer jobs in Ohio look for?

The top searched job categories for Junior Api Developer jobs in Ohio are:

What cities in Ohio are hiring for Junior Api Developer jobs?

Cities in Ohio with the most Junior Api Developer job openings:

Junior Api Developer jobs near you
Infographic showing various Junior Api Developer job openings in Ohio as of August 2026, with employment types broken down into 83% Full Time, 4% Part Time, 1% Temporary, and 12% Contract. Highlights an 80% Physical, 5% Hybrid, and 15% Remote job distribution.

z/OS Connect API Architect

ITTConnect

Columbus, OH • On-site

Full-time

Re-posted 9 days ago

Job description

ITTConnect is seeking a z/OS Connect API Engineer/Junior Architect to work on site for a client in the Columbus, OH area. This is a contract position with a client that is a global leader in consulting, digital transformation, technology and engineering services with over 300,000 team members in nearly 50 countries. The end client is in the Utilities sector.

Job location: Preferably Columbus, OH (on site work). Remote is also a possibility. The z/OS Connect API Engineer/Architect is responsible for modernizing mainframe services through API enablement using IBM z/OS Connect.

This role bridges traditional CICS/COBOL systems with modern API and cloud-native architectures while enabling secure, scalable, and reusable integration capabilities. Key Responsibilities: Installation and configuration of a new IBM z/OS Connect EE and WebSphere Liberty environment from scratch Develop REST APIs using IBM z/OS Connect. Expose CICS and DB2 transactions through modern API contracts.

Build and maintain API service definitions, mappings, and YAML configurations. Develop OpenAPI specifications aligned with enterprise standards. Configure and support JWT, OAuth2, OIDC, RACF, and certificate-based authentication.

Implement CI/CD deployment pipelines using GitHub Actions and Gradle. Support integration with APIM as the enterprise API gateway. Troubleshoot performance, security, and connectivity issues.

Develop onboarding templates and reusable API accelerators. Participate in mainframe modernization initiatives and Shadow Service migration efforts. Requirements Required Skills: IBM z/OS Connect REST APIs OpenAPI JSON/XML CICS COBOL DB2 RACF GitHub CI/CD Preferred Skills: APIM Java Spring Boot OAuth2/OIDC Mainframe modernization programs.

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