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Junior Api Developer Jobs in Springfield, IL (NOW HIRING)

Intuit

Staff Software Engineer

Springfield, IL · Remote

$202K - $274K/yr

Cloud & DevOps * Deploy and manage applications in cloud environments (AWS, GCP, or Azure ... Mentor junior engineers and contribute to engineering standards. * Drive improvements in system ...

All JobsApi Developer JobsJunior Api Developer JobsJunior Api Developer Jobs in Springfield, IL

Junior Api Developer information

See Springfield, IL salary details

$23.8K

$88.2K

$136.3K

How much do junior api developer jobs pay per year?

As of Jul 13, 2026, the average yearly pay for junior api developer in Springfield, IL is $88,184.00, according to ZipRecruiter salary data. Most workers in this role earn between $66,400.00 and $86,200.00 per year, depending on experience, location, and employer.

What are Junior API Developers?

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 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 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 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.

What are popular job titles related to Junior Api Developer jobs in Springfield, IL? For Junior Api Developer jobs in Springfield, IL, the most frequently searched job titles are:
What cities near Springfield, IL are hiring for Junior Api Developer jobs? Cities near Springfield, IL with the most Junior Api Developer job openings:
Junior Api Developer jobs near you
Information Systems Advisor II - Integration Management

Information Systems Advisor II - Integration Management

Illinois Secretary of State

Springfield, IL • On-site

$8.0K - $14K/mo

Full-time

Posted 12 days ago

Job description

Office of the Illinois Secretary of State Alexi Giannoulias
Job Title:       Information Systems Advisor II – Integration Management
Division:        Business Services Office – Enterprise Applications
Union:            IFT
Location:       501 S 2nd St, Springfield, IL - Sangamon County
Salary:           Range $8,020 to $14,138 monthly – commensurate with experience.
Benefits:        https://cms.illinois.gov/benefits/stateemployee.html
Attention:      Applicants must be authorized to work in the United States; the Office of the Secretary of State will not complete certification and/or sponsorship requests.
Overview:
Acts independently in a senior technical role providing hands‑on engineering expertise and day‑to‑day supervisory oversight for the Integration Management Team within the Enterprise Applications division; leads the design, development, maintenance, and support of MuleSoft- and API-driven integrations that connect critical ILSOS systems; combines advanced engineering responsibilities with functional leadership, ensuring high-quality solutions, technical consistency, and adherence to enterprise standards; works closely with the architecture, platform, and infrastructure teams; supports the DSM, Front-End & Integrations, by coordinating daily team activities, reviewing technical work, and serving as the primary subject matter expert for ILSOS integration architecture and implementation. 
Duties and Responsibilities:
  • Technical Engineering & Solution Delivery-Design, build, and maintain enterprise integrations using MuleSoft, API-led connectivity, Java, and related integration technologies; Develop and maintain REST APIs, data transformations, orchestration flows, and integration pipelines; Ensure solutions follow enterprise architecture patterns, security controls, and reusable integration standards; Conduct troubleshooting, performance tuning, and root-cause analysis for integration issues.
  • Team Supervision & Work Coordination-Oversee daily assignments and workloads for Integration Management team members; Support the DSM by providing technical evaluations of staff and recommending training or development needs; Review team deliverables for quality, consistency, and adherence to best practices; Serve as technical lead on priority initiatives and support junior engineers in problem-solving.
  • Operational Support & Incident Management-Lead resolution of production integration incidents and coordinate with application teams, infrastructure, and leadership; Ensure integrations meet availability, performance, and reliability expectations; Maintain integration monitoring, logging, and alerting configurations to ensure system health.
  • Collaboration & Cross-Team Coordination-Work closely with architects, data teams, application developers, QA, and business analysts across the Enterprise Applications group; Translate integration requirements into technical specifications and development tasks; Communicate risks, impacts, and technical considerations to the DSM and project stakeholders.
  • Standards, Documentation & Continuous Improvement-Maintain accurate documentation, including API specifications, design diagrams, runbooks, and support guides; Recommend improvements to integration frameworks, tools, and development processes; Support modernization efforts involving enterprise APIs, messaging, and legacy system replacement.
  • Performs other duties as assigned.
Education and Experience:
Requires knowledge, skill, and mental development equivalent to the completion of two years of college, with coursework in the computer science field AND 4.5 years of experience with technical systems and/or programming experience and/or IT project management, including at least 1-year supervisory experience or any equivalent combination of education and experience.
 
Knowledge, Skills and Abilities:
  • Requires extensive knowledge of systems design and implementation, including the way programs are written, compiled, and tested, the methods of operating computers, and the way data is transcribed into a suitable form and has an appreciation of the wider business context for those programs.
  • Requires excellent oral and written communication skills for effective engagement with colleagues and internal users/customers.
  • Requires extensive knowledge necessary to effectively perform the ability to exercise sound judgement in analyzing, evaluating, and solving problems of a procedural, organizational, administrative, and/or technical nature.
  • Requires the use and understanding of appropriate methods, tools, applications, and processes to demonstrate a rational and organized approach to work.
  • Requires awareness and adherence to organizational standards for security, privacy, and ethics.
    Requires extensive knowledge of the devices for capturing data for computers and the means available for receiving and transmitting data from remote locations to a computer.
  • Requires extensive knowledge of the principles and techniques of computer system documentation.
  • Requires the desire to identify learning and professional development opportunities.
  • Requires extensive knowledge of the advantages and limitations of computer communication, and information retrieval systems as management information tools.
  • Requires the ability to follow oral and/or written instructions and to carry out routine operations, once established, without further instructions.
  • Requires the ability to organize facts and findings, analyze data logically and to present results with clarity and comprehension, orally and in written or graphic form.
  • Requires willingness to travel and possession of a valid Illinois driver’s license as required by individual positions within the class.
  • Requires the ability to lift, carry, and push/pull 0 – 50lbs.
Application Process: 
  • Please visit https://ilsos.applytojob.gov/apply to apply by completing the online application; you may also upload a resume or other attachments as needed.
  • Preference will be given to Illinois residents in the hiring and selection process, in accordance with the Illinois Secretary of State Merit Employment Code.
  • Questions regarding this posting or Illinois Secretary of State employment practices may be directed to Job Counselors at our Personnel offices in Chicago (312-793-5515) or Springfield (217-782-4783).  
Equal Employment Opportunity Employer. Applicants must be lawfully authorized to work in the United States.
Applicants are considered for all positions without regard to race, color, religion, sex, national origin, sexual orientation, age, marital or veteran status, or the presence of a non-job-related medical condition or disability.

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