Explore 4 javascript developer jobs from 3 hiring companies in Lewistown, IL, US. Filter by remote, salary, experience, and company, then open any listing to apply.

javascript-developer

Javascript Developer

Canton

Macomb

Pekin

Peoria

North Peoria

East Peoria

Galesburg

Morton

Springfield

Havana

Washington

Jacksonville

Lincoln

Monmouth

Bartonville

Beardstown

Cuba

Creve Coeur

Bushnell

Javascript Developer Jobs

Caterpillar

Global Linking Solutions

Horace Mann

Onsite

Hybrid

Career Area:Technology, Digital and DataJob Description:Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you&#39;re joining a global team who cares not just about the work we do – but also about each other.  We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don&#39;t just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.The successful candidate will join Caterpillar as a key contributor responsible for the design, development, and implementation of the new modern, cloud-based Global Warranty Management solution. Be part of a transformational program that streamlines dealer and business partner processes, accelerates and increases transparency in warranty experiences, and delivers actionable insights that drive product quality improvements and long-term profitability.This role offers the opportunity to be at the forefront of one of Caterpillar’s most exciting transformational initiatives over the coming years. You will play a pivotal role in supporting strategic change as we transition legacy systems to modern, cloud-based solutions via Agile software development.What You Will Do: We are seeking a Software Engineer (Full Stack) that has responsibility across functional lines with individuals assigned in new feature development and/or maintenance of a new complex Global Warranty Management solution. <ul><li>Competent to perform (without close supervision) all programming, project management, and development assignments following an Agile Methodology.</li><li>Work directly on application/technical problem identification and resolution, including responding to off-shift and weekend support calls.</li><li>Work independently on systems or infrastructure components that may be used by one or more applications or systems.</li><li>Drive application development focused around delivering valuable business features.</li><li>Maintain high standards of software quality by establishing good practices and habits.</li><li>Design, test, and refine prompts and system instructions for large language models (LLMs) to support warranty workflows, decision support, reporting, and user assistance.</li><li>Communicate with end users and internal customers to help direct development, debugging, and testing of application software for accuracy, integrity, interoperability, and completeness.</li><li>Perform integrated testing and customer acceptance testing of components that require careful planning and execution to ensure timely, quality results.</li><li>The employee is also responsible for performing other job duties as assigned by Caterpillar management from time to time.</li></ul>What You Will Have: Education Requirement: Bachelor’s degree in Information Technology, Management Information Systems, Computer Science, or a related fieldExperience: At least 2 years of hands-on experience as an application developer, with proficiency in Java and JavaScript.Software Development: Knowledge of software development tools and activities; ability to produce software products or systems in line with product requirements. Participate in development activities, tool selection and utilization, and monitor quality.Software Product Technical Knowledge: Knowledge of technical aspects of a software product; ability to design, configure and integrate technical aspects of software products.Software Product Testing: Execute functional, performance, and load testing; documents results and non-conformance. Apply testing methodologies to ensure compliance with design and requirements.Effective Communications: Understanding of effective communication concepts, tools and techniques; ability to effectively transmit, receive, and accurately interpret ideas, information, and needs through the application of appropriate communication behaviors.Decision Making and Critical Thinking: Knowledge of the decision-making process and associated tools and techniques; ability to accurately analyze situations and reach productive decisions based on informed judgment.Top Candidates Will Also Have: <ul><li>Experience with deploying software using CI/CD tools such as Azure Dev Ops, GitHub actions.</li><li>Experience in collaborating with cross- functional teams including product managers, backend engineers and designers.</li><li>Experience with working within an Agile framework (ideally Scrum).</li><li>Experience deploying and maintaining software using AWS public clouds.</li><li>Experience crafting clear, specific, and detailed prompts or specification documents to guide artificial intelligence (AI) tools in generating code.</li><li>Working knowledge of data structures, schemas, and metadata. Collaborative mindset, thriving in fast-paced, cross-functional, dynamic, and culturally diverse environments.</li><li>Understanding of Caterpillar approved authentication and authorization protocols.</li><li>Experience developing secure and scalable applications using Java 21 or higher and a Spring Boot framework.</li><li>Experience with front-end development tools (JavaScript ES6&#43;, TypeScript, HTML, CSS, and JSX).</li><li>Experience with front-end frameworks such as React or Angular Experience with some of the following AWS components (AWS ECS, AWS Lambda, AWS SNS, AWS Kinesis, AWS RDS, AWS DynamoDB).</li><li>Experience connecting React or Angular front ends to Java back-ends via RESTful APIs.</li></ul>Additional Info:<ul><li>The ideal location for this role is Peoria-IL, Irving-TX</li></ul>About Caterpillar – For more than a century, Caterpillar has helped build a better, more sustainable world. With 2025 sales and revenues of $67.6 billion, Caterpillar Inc. is shaping the future as the world’s leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. Backed by one of the largest independent global dealer networks and financing services through Cat Financial, the company’s primary business segments: Power &amp; Energy, Construction Industries and Resource Industries are solving customers’ toughest challenges through commercial excellence and advanced technology, driven by a highly skilled, dedicated global team. Learn more at <a href="https://www.caterpillar.com/en.html" target="_blank">www.caterpillar.com</a>. <h3></h3><h3></h3>Summary Pay Range:$97,530.00 - $158,480.00Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar. Benefits:Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.<ul><li>Medical, dental, and vision benefits*</li><li>Paid time off plan (Vacation, Holidays, Volunteer, etc.)*</li><li>401(k) savings plans*</li><li>Health Savings Account (HSA)*</li><li>Flexible Spending Accounts (FSAs)*</li><li>Health Lifestyle Programs*</li><li>Employee Assistance Program*</li><li>Voluntary Benefits and Employee Discounts*</li><li>Career Development*</li><li>Incentive bonus*</li><li>Disability benefits</li><li>Life Insurance</li><li>Parental leave</li><li>Adoption benefits</li><li>Tuition Reimbursement</li></ul>       * These benefits also apply to part-time employees<h3></h3><h3></h3>This position requires working onsite five days a week.<h3></h3><h3></h3>Relocation is available for this position.<h3></h3>Visa Sponsorship is not available for this position.<h3></h3><h3></h3>Posting Dates:April 15, 2026 - April 26, 2026Any offer of employment is conditioned upon the successful completion of a drug screen.      Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities.  Qualified applicants of any age are encouraged to apply.Not ready to apply? Join our <a href="http://flows.beamery.com/caterpillarinc/talcom" target="_blank">Talent Community</a>.

Software Engineer (Full Stack)

Software Engineer

Bachelor’s degree in IT/ MIS/ CS or related field; 2+ years as application developer; proficient in Java and JavaScript; experience with CI/CD, AWS, React/Angular, REST APIs; strong communication and Agile experience.

Career Area:Technology, Digital and DataJob Description:Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you&#39;re joining a global team who cares not just about the work we do – but also about each other.  We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don&#39;t just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it.Lead Architect Role Summary:This position helps Caterpillar solve its customers’ toughest challenges while building a better and more sustainable world. The Lead Architect will deliver strategic technology initiatives within the Commercial Process Division (CPD), part of the Power and Energy Group.CPD focuses on the development and delivery of services, solutions, and processes that support Caterpillar’s commitment to customers, including the global Dealer Network. The incumbent collaborates with business partners and enterprise teams to create business-relevant IT and business strategies for CPD.What You Will Do: Architecture &amp; Solution Delivery<ul><li>Lead end‑to‑end architecture, design, and delivery of scalable, secure, full‑stack solutions using Agile methodologies.</li><li>Define and evolve application architecture across frontend, backend, integration, and data layers, ensuring alignment with enterprise standards and business goals.</li><li>Partner with product owners and stakeholders to translate business requirements into technical solutions and architectural designs.</li></ul>Technical Leadership<ul><li>Provide hands‑on technical leadership, including designing, coding, and reviewing critical components and shared frameworks.</li><li>Establish and enforce coding standards, architectural patterns, and best practices for performance, scalability, reliability, and security.</li><li>Serve as a technical escalation point, enabling high‑performing, product‑focused teams.</li></ul>DevOps, Automation &amp; Quality<ul><li>Lead DevOps and CI/CD strategy, ensuring high‑quality, frequent, and reliable releases through automation.</li><li>Drive an automation‑first and AI‑enabled mindset, embedding intelligent automation across development, testing, and operational workflows.</li><li>Oversee automated testing and quality engineering practices across the full SDLC.</li></ul>Mentorship &amp; Collaboration<ul><li>Mentor engineers and guide teams through complex architectural and technical decisions.</li><li>Collaborate closely with business leaders, product teams, and enterprise IT partners.</li></ul>What You Have: Core Qualifications<ul><li>Strong Agile mindset, with experience working in or leading product‑centric, cross‑functional teams.</li><li>Proven experience designing and delivering solutions within the Azure ecosystem, including Azure DevOps.</li><li>Deep expertise in .NET‑based full‑stack architecture, with the ability to evaluate and select appropriate technologies.</li></ul>Technical Expertise<ul><li>Experience across modern engineering languages and platforms, including:<ul><li>C#, ASP.NET, Java, JavaScript, Python, SQL</li></ul></li><li>Strong understanding of secure‑by‑design (Cyber Safe) development principles and application security best practices.</li><li>Hands‑on experience with DevOps, CI/CD pipelines, infrastructure automation, and automated testing frameworks.</li></ul>Leadership &amp; Communication<ul><li>Excellent communication and leadership skills.</li><li>Ability to influence both technical and non‑technical stakeholders.</li></ul>Skills Descriptors:Decision Making and Critical Thinking: <ul><li>Analyzes situations and reaches productive decisions using informed judgment.</li><li>Identifies, organizes, and documents relevant data, stakeholders, and processes.</li><li>Recognizes, clarifies, and prioritizes concerns while assessing risks, benefits, and alternatives.</li></ul>Effective Communications:<ul><li>Communicates clearly and appropriately for the audience.</li><li>Delivers constructive feedback and incorporates feedback from others.</li><li>Produces presentations and reports needed for effective delivery.</li><li>Avoid unnecessary technical jargon and recognizes non‑verbal cues.</li></ul>Software Development:<ul><li>Produces software aligned with product requirements.</li><li>Conducts walkthroughs and monitors quality of development activities.</li><li>Evaluates advantages and drawbacks of development languages and tools.</li><li>Estimates and monitors development costs and consults on tool selection and usage.</li></ul>Software Development Life Cycle:<ul><li>Applies structured lifecycle methodologies for delivering software products.</li><li>Understands phases, dependencies, deliverables, and decision points.</li><li>Interprets product development plans and functional documentation.</li></ul>Software Integration Engineering:<ul><li>Designs and implements interfaces and integration patterns.</li><li>Understands ETL tools and data exchange techniques.</li><li>Participates in developing technology interfaces and bridges with customer and partner systems</li></ul>Software Product Design/Architecture:<ul><li>Leads architecture and design of major or multiple products.</li><li>Evaluates architectural alternatives and design tradeoffs.</li><li>Facilitates design reviews and walkthroughs.</li><li>Estimates cost and impact of proposed architectural designs.</li></ul>Software Product Technical Knowledge:<ul><li>Defines technical requirements for development and deployment.</li><li>Participate in technical acceptance testing and environment configuration.</li><li>Monitors defects, bugs, and implementation issues.</li></ul>Software Product Testing:<ul><li>Designs and participates in testing strategies including functional, volume, load, and performance testing.</li><li>Documents test activities, results, and non‑conformance issues.</li><li>Ensures adherence to functional requirements and design specifications.</li></ul>Additional Info:<ul><li>The primary location for this position is Ft. Worth, TX.</li><li>Domestic relocation is NOT available.</li><li>This role requires 5 days onsite.</li><li>SPONSORSHIP IS NOT AVAILABLE.</li></ul>What You Will Get:<ul><li>Our goal at Caterpillar is for you to have a rewarding career. Our teams are critical to the success of our customers who build a better world.</li><li>Here you earn more than just a salary because we value your performance. We offer a total rewards package that provides benefits on day one (medical, dental, vision, RX, and 401K) along with the potential of an annual bonus. Added benefits include paid vacation days and paid holidays.</li><li>All qualified individuals - Including minorities, females, veterans, and individuals with disabilities - are encouraged to apply.</li></ul>About Caterpillar - Caterpillar Inc. is the world’s leading manufacturer of construction and mining equipment, off-highway diesel and natural gas engines, industrial gas turbines and diesel-electric locomotives. For nearly one hundred years, we’ve been helping customers build a better, more sustainable world and are committed and contributing to a reduced-carbon future. Our innovative products and services, backed by our global dealer network, provide exceptional value that helps customers succeed.<h3></h3><h3></h3>Summary Pay Range:$128,470.00 - $208,770.00Compensation and benefits offered may vary depending on multiple individualized factors, job level, market location, job-related knowledge, skills, individual performance and experience. Please note that salary is only one component of total compensation at Caterpillar. Benefits:Subject to plan eligibility, terms, and guidelines. This is a summary list of benefits.<ul><li>Medical, dental, and vision benefits*</li><li>Paid time off plan (Vacation, Holidays, Volunteer, etc.)*</li><li>401(k) savings plans*</li><li>Health Savings Account (HSA)*</li><li>Flexible Spending Accounts (FSAs)*</li><li>Health Lifestyle Programs*</li><li>Employee Assistance Program*</li><li>Voluntary Benefits and Employee Discounts*</li><li>Career Development*</li><li>Incentive bonus*</li><li>Disability benefits</li><li>Life Insurance</li><li>Parental leave</li><li>Adoption benefits</li><li>Tuition Reimbursement</li></ul>       * These benefits also apply to part-time employees<h3></h3><h3></h3>This position requires working onsite five days a week.<h3></h3><h3></h3><h3></h3>Visa Sponsorship is not available for this position.<h3></h3><h3></h3>Posting Dates:April 30, 2026 - May 14, 2026Any offer of employment is conditioned upon the successful completion of a drug screen.      Caterpillar is an Equal Opportunity Employer, Including Veterans and Individuals with Disabilities.  Qualified applicants of any age are encouraged to apply.Not ready to apply? Join our <a href="http://flows.beamery.com/caterpillarinc/talcom" target="_blank">Talent Community</a>.

Lead Architect

Lead end-to-end architecture and delivery of scalable, secure, full-stack solutions; strong Azure and .NET background; proficient in modern languages; effective leader and communicator.

Company OverviewGLS, established in 1998, is a quickly-expanding managed service provider. The GLS Service Management Department works as advocates for our customers to ensure they are being provided excellent care by ensuring internal processes are being followed, identifying and remediating gaps in processes, addressing customer inquiries, and maintaining relationships internally as well as with customers, partners, and vendors.We are&nbsp;seeking a Full Stack Developer to build and maintain internal tools, monitoring platforms, and operational systems that support our network infrastructure. This role sits at the intersection of software development and infrastructure engineering &mdash; you&#39;ll be writing real tools that interact with live network devices, databases, and APIs across a multi-datacenter environment.Key Responsibilities<ul type="disc"><li style="margin-left:0in;">Backend Development: Design and build server-side applications and APIs in Go and Python, powering internal tooling and our custom monitoring platform</li><li style="margin-left:0in;">Frontend Development: Build clean, functional internal UIs in Angular for dashboards, operational tools, and data visualization</li><li style="margin-left:0in;">Database Engineering: Develop against PostgreSQL and ClickHouse; design schemas, write performant queries, and work with large-scale time-series metric datasets</li><li style="margin-left:0in;">Infrastructure Integration: Write code that integrates with network device APIs</li><li style="margin-left:0in;">Automation &amp; Tooling: Develop automation scripts and internal utilities using Python and Bash; support GitOps workflows</li><li style="margin-left:0in;">Collaboration: Work closely with network and systems engineers to translate operational requirements into reliable software</li></ul>Required Skills and Qualifications<ul type="disc"><li style="margin-left:0in;">Languages: Proficiency in Go, JavaScript, and Python</li><li style="margin-left:0in;">Frontend: Hands-on experience with Angular; ability to build functional internal dashboards and tooling UIs</li><li style="margin-left:0in;">Databases: Hands-on experience with PostgreSQL; experience with ClickHouse or other columnar/time-series databases; familiarity with Redis or similar caching layers</li><li style="margin-left:0in;">Infrastructure Familiarity: Comfort working in Linux environments; basic understanding of Kubernetes/containerized deployments; experience with Git-based workflows</li><li style="margin-left:0in;">API &amp; Integration Work: Experience building and consuming REST APIs; bonus points for familiarity with network monitoring concepts or infrastructure APIs</li><li style="margin-left:0in;">Tools: Git, Docker, Ansible or similar config management</li><li style="margin-left:0in;">Soft Skills: Strong problem-solving instincts, ability to work independently on loosely-defined problems, and clear communication with non-developer technical staff</li></ul>Nice to Have<ul type="disc"><li style="margin-left:0in;">Familiarity with Kubernetes operators, Helm, or GitOps tools (Fleet, ArgoCD)</li><li style="margin-left:0in;">Networking fundamentals (understanding of IP, VLANs, routing, firewall concepts)</li><li style="margin-left:0in;">Experience with large-scale metrics pipelines or observability tooling</li><li style="margin-left:0in;">Elasticsearch or large-scale log/data pipeline experience</li></ul>

Full Stack Developer

Proficiency in Go, JavaScript, Python; Angular frontend; PostgreSQL/ClickHouse; Linux/Kubernetes; REST APIs; Git/Docker/Ansible; Bash scripting; problem-solving and independent work.

We are seeking a motivated and curious Software Engineer Intern to join our Integration, Automation, and DevOps team within the Information Technology department. This role provides hands-on experience working on enterprise-grade systems that support critical business operations.
As an intern, you will contribute to real-world engineering initiatives such as modernizing .NET applications, enhancing application security, enabling API management in Azure, and improving system observability. You’ll work alongside experienced engineers and architects, gaining exposure to modern software practices, cloud technologies, and operational excellence.

Requirement:
<ul>
<li>Must be able to work onsite in the Springfield, Illinois office</li>
</ul>

Key Responsibilities (dependent on area of placement):
<ul>
<li>Participate in code reviews, testing, and debugging to ensure software quality and reliability</li>
<li>Document technical designs, configurations, and processes</li>
<li>Work closely with cross-functional teams to troubleshoot issues and deliver solutions</li>
</ul>
Qualifications:
<ul>
<li>Currently pursuing a degree in Information Technology, Computer Science, or a related field</li>
<li>Basic understanding of programming concepts and experience with at least one language (preferably C#/.NET, Java, or JavaScript)</li>
<li>Familiarity with software development lifecycle (SDLC) concepts</li>
<li>Strong analytical thinking and problem-solving skills</li>
<li>Effective communication and willingness to learn in a team environment</li>
</ul>
Preferred Skills:
<ul>
<li>Exposure to version control tools (e.g., Git)</li>
<li>Exposure to .NET development (ASP.NET, Web APIs)</li>
<li>Familiarity with cloud platforms, especially Microsoft Azure</li>
<li>Basic understanding of REST APIs and web services</li>
<li>Awareness of CI/CD concepts and tools (e.g., Azure DevOps, GitHub Actions)</li>
</ul>
Benefits:
<ul>
<li>Hands-on experience with enterprise integration patterns and cloud-based API management</li>
<li>Exposure to real-world DevOps practices, including monitoring, automation, and deployment pipelines</li>
<li>Practical experience in modernizing and securing production applications</li>
<li>Mentorship from experienced engineers, architects, and DevOps professionals</li>
<li>Insight into how large-scale systems are built, operated, and maintained in a regulated industry</li>
<li>Opportunity to make meaningful contributions to systems used across the organization </li>
</ul>
Pay Range:
<ul>
<li>$18.80 - $25.43 &nbsp;</li>
</ul>
Salary is commensurate to experience, location, etc.
&nbsp;
&nbsp;
#VIZI
#LI-LM1<div class="content-conclusion">Horace Mann was founded in 1945 by two Springfield, Illinois, teachers who saw a need for quality, affordable auto insurance for teachers. Since then, we’ve broadened our mission to helping all educators protect what they have today and prepare for a successful tomorrow.&nbsp; And with our broadened mission has come corporate growth:&nbsp; We serve more than 4,100 school districts nationwide, we’re publicly traded on the New York Stock Exchange (symbol: HMN) and we have more than $12 billion in assets.
We’re motivated by the fact that educators take care of our children’s future, and we believe they deserve someone to look after theirs.&nbsp; We help educators identify their financial goals and develop plans to achieve them.&nbsp; This includes insurance to protect what they have today and financial products to help them prepare for their future. Our tailored offerings include special rates and benefits for educators.
EOE/Minorities/Females/Veterans/Disabled. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status
For applicants that are California residents, please review our <a href="https://www.horacemann.com/privacy/ccpa" target="_blank">California Consumer Privacy Notice</a>
All applicants should review our <a href="http://www.horacemann.com/privacy.aspx" target="_blank">Horace Mann Privacy Policy</a></div>

Software Engineer Intern

Pursuing IT/CS degree; familiar with at least one language (C#/.NET, Java, or JavaScript); understanding SDLC; strong problem solving; good teamwork.

Javascript Developer Jobs in Lewistown, IL, US

Javascript Developer Jobs market signals in Lewistown, IL, US

Companies appearing in this market

Work location mix in visible results

Related browse hubs