Lead Software Engineer

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.
Job Summary:
As a Lead Software Engineer you will work on Generative AI projects focused building assistants, agents, GenAI tooling and software. Join our innovative team and contribute to the development of cutting-edge AI solutions at Cat Digital.
What you will do:

• Develop and deploy Gen AI solutions utilizing Python and OOP principles.
• Implement and manage CI/CD pipelines using GitHub Actions.
• Deploy solutions on AWS using CloudFormation.
• Work with frameworks such as LangChain, LangGraph, Semantic Kernel, and Crew.ai.
• Apply knowledge of Large Language Models (LLMs) and Prompt Engineering concepts.
• Develop and deploy services using FastAPI on AWS.
• Collaborate with data scientists to refactor analytics solutions for production, ensuring scalability and efficiency.
• Assist in the development of machine learning and AI pipelines using Apache Airflow.

What you will have:

• Software Development: Knowledge of software development tools and activities; ability to produce software products or systems in line with product requirements.
• Software Development Life Cycle: Knowledge of software development life cycle; ability to use a structured methodology for delivering and managing new or enhanced software products to the marketplace.
• Software Product Design/Architecture: Knowledge of software product design; ability to convert market requirements into the software product design.
• Software Product Technical Knowledge: Knowledge of technical aspects of a software products; ability to design, configure and integrate technical aspects of software products.
• Software Product Testing: Knowledge of software product testing; ability to design, plan, and execute testing strategies and tactics to ensure software product quality and adherence to stated requirements.

Top candidates will also have:

• As technical lead you will have the ability to manage larger and more complex projects.
• Software development experience and solid working knowledge of OOP principles
• Experience in designing and developing software applications in Python and/or GoLang
• Experience with Python libraries such as FastAPI, LangGraph, and LangChain
• Experience working with Git version control on medium to large teams
• Exceptional communication skills with experience working on a cross functional team
• Deploying software using GitHub Actions or similar
• Experience with AWS components such as Sagemaker Studio, Lambda, API Gateway, and RDS
• Technical writing skills

Additional Details:

• This position has the option to be based out of either our Chicago, IL; Peoria, IL; or Irving, TX (Dallas) offices
• Relocation Assistance is NOT available for this role
• #LI
• #BI (used to post on Built In Chicago)

Summary Pay Range:
$126,000.00 - $204,720.00
Compensation 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 available for eligible applicants.
Posting Dates:
August 6, 2025 - August 12, 2025
Any 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.
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