Senior Software Engineer

Caterpillar Brazil; Peoria, Northern (IL, KY); Hybrid; USD 113,000 - 169,000; Full time

Benefits offered by this job

Medical, dental, and vision benefits

Paid time off (PTO)

401(k) savings plans with companymatch

Health Savings Account (HSA)

Career development and incentive bonus

Job summary

Caterpillar Inc. in Peoria, Illinois is hiring a Senior Software Engineer to lead design, development, and modernization of customer-facing digital platforms such as Shop, Prime Online and Cat.com.

You will own end-to-end technical decisions and deliver scalable web experiences. You will work with Next.js, React, TypeScript and cloud-native technologies, align with product owners, architects and stakeholders, and mentor teams.

Qualifications

• 5+ years of software engineering experience delivering enterprise-scale applications.
• Strong experience with React, Next.js, TypeScript, Node.js, REST APIs.
• Experience deploying and supporting applications on cloud platforms such as AWS and Vercel.
• Understanding of microservices, API-first design, event-driven architecture, and MFE/BFF patterns.
• Experience with CI/CD, automated testing, performance optimization, monitoring, and observability.
• Familiarity with AI-assisted development and specification-driven development.

Responsibilities

• Design, develop, and support scalable web applications, APIs, and integrations.
• Lead technical solution design and architecture decisions across complex initiatives.
• Develop modern digital experiences using Next.js, React, TypeScript, and cloud-native technologies.
• Implement resilient integrations with enterprise platforms and business systems.
• Drive engineering excellence through code reviews, automated testing, CI/CD, observability, and DevOps practices.
• Collaborate with Product Owners, UX, Architecture, and business stakeholders to deliver customer-focused solutions.

Tools

React

Next.js

TypeScript

Node.js

REST APIs

AWS

CI/CD

Microservices

MFE / BFF

Job description

## Senior Software EngineerApply: Peoria, Illinois: Chicago, Illinois: Full time: Posted Today: R0000393114**Career Area:**Technology, Digital and Data**Job Description:****Your Work Shapes the World at Caterpillar Inc.**When you join Caterpillar, you'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'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.Cat Digital is the digital and technology arm of Caterpillar Inc., leveraging the latest technologies to build industry leading digital solutions for our customers and dealers. With over 1.5 million connected assets worldwide, our teams use data, technology, advanced analytics, telematics, and AI capabilities to help our customers build a better, more sustainable world.**Job Summary:****Senior Software Engineer – Prime Product eCommerce**We are seeking a Senior Software Engineer to lead the design, development, and modernization of customer-facing digital platforms that power Shop, Prime Online, Cat.com, and other enterprise commerce experiences. This role combines hands-on engineering, technical leadership, modern web development, cloud architecture, AI-assisted engineering, and specification-driven development practices.**What You Will Do:*** Design, develop, and support scalable web applications, APIs, and integrations.* Lead technical solution design and architecture decisions across complex initiatives.* Develop modern digital experiences using Next.js, React, TypeScript, and cloud-native technologies.* Implement resilient integrations with enterprise platforms including Dealer ERP, DLS, Helios, ONE, and other business systems.* Drive engineering excellence through code reviews, automated testing, CI/CD, observability, and DevOps practices.* Collaborate closely with Product Owners, UX, Architecture, and business stakeholders to deliver customer-focused solutions.**What You Will Have:****Customer Focus:** Knowledge of the values and practices that align customer needs and satisfaction as primary considerations in all business decisions and ability to leverage that information in creating customized customer solutions. **Systems Thinking:** Knowledge of the critical interdependencies among individual system elements that help and hinder performance; ability to plan and design solutions that synchronize resources to achieve business results. **Business Intelligence:** Knowledge of business intelligence; ability to utilize business processes and technologies for gathering, storing, analyzing, and providing access to data that helps the organization make better business decisions. **Application Design,** Architecture: Knowledge of application design and architecture principles and practices; ability to utilize application design methodologies, tools, and techniques to convert business requirements and logical models into a technical application design. **Systems Software Infrastructure:** Knowledge of computer architecture and system software interaction; ability to design and build a fundamental architecture of operating systems, database management systems, communications protocols, compilers and other development tools. **Technical Troubleshooting:** Knowledge of technical troubleshooting approaches, tools and techniques; ability to anticipate, recognize, and resolve technical issues on hardware, software, application or operation.**Considerations For Top Candidates:*** 5+ years of software engineering experience designing and delivering enterprise-scale applications.* Strong experience with React, Next.js, TypeScript, Node.js, REST APIs, and modern web development frameworks.* Experience deploying and supporting applications on Vercel and/or cloud platforms such as AWS.* Strong understanding of microservices, API-first design, event-driven architecture, Micro Frontends (MFE), and Backend-for-Frontend (BFF) patterns.* Experience with CI/CD, automated testing, performance optimization, monitoring, and observability.* Strong problem-solving skills and ability to lead technical discussions and decisions.AI & Specification-Driven Development* Demonstrated experience using AI-assisted development tools such as GitHub Copilot, ChatGPT, Claude, Cursor, or similar platforms.* Ability to leverage AI throughout the software development lifecycle, including design, coding, testing, debugging, documentation, and code reviews.* Experience with Specification-Driven Development (SDD), translating business requirements into detailed technical specifications and implementation plans.* Ability to create specifications that align requirements, architecture, development, testing, and deployment activities.* Strong understanding of responsible AI usage, validation of AI-generated code, and engineering governance practices.**Preferred Skills*** Experience **headless CMS, or composable architecture platforms**.* Composable commerce and digital customer experience platforms.* Feature flagging and progressive rollout technologies such as LaunchDarkly.* Contract testing, MSW, Playwright, Cypress, Pact, and modern QA automation practices.* Experience leading platform modernization and cloud transformation initiatives.**What Success Looks Like*** Delivers secure, scalable, and reliable software solutions that improve customer experience and business outcomes.* Leads adoption of modern engineering practices including AI-assisted development and specification-driven engineering.* Improves platform scalability, developer productivity, and delivery predictability.* Serves as a mentor while helping advance the organization's modernization strategy.**Additional Informaiton:*** Relocaiton is not available* Sponsorship is not available**What You Will Get:**Working with a Fortune 100 leader, you can build your career on a global scale and take advantage of development opportunities with emerging technologies. We’ve created an inclusive environment for you to explore your passions, make an impact and do the work that really matters. Join Us.**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 100 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.### ### **Summary Pay Range:**$112,710.00 - $169,060.00Compensation 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.* Medical, dental, and vision benefits\\** Paid time off plan (Vacation, Holidays, Volunteer, etc.)\\** 401(k) savings plans\\** Health Savings Account (HSA)\\** Flexible Spending Accounts (FSAs)\\** Health Lifestyle Programs\\** Employee Assistance Program\\** Voluntary Benefits and Employee Discounts\\** Career Development\\** Incentive bonus\\** Disability benefits* Life Insurance* Parental leave* Adoption benefits* Tuition Reimbursement \\* These benefits also apply to part-time employees### ### ### Visa Sponsorship is not available for this position.**Posting Dates:**September 10, 2026 - September 18, 2026