Lead Software Engineer, Gen AI

Caterpillar Brazil; Peoria (IL); Hybrid; USD 128,000 - 209,000; Full time

Job summary

Caterpillar Lead Software Engineer – Gen AI role focusing on building AI assistants, agents, and GenAI tooling. You will implement Gen AI capabilities using Python, OOP, and FastAPI, and deploy on AWS leveraging CloudFormation and serverless components.

You will work with LangChain, LangGraph, Semantic Kernel, and Crew.ai to advance AI solutions. You will collaborate with data scientists to refactor analytics for production, ensure scalability, and contribute to ML pipelines with Apache Airflow.

Qualifications

• Experience leading Gen AI projects and building production-grade AI solutions.
• Proficient in Python and software design best practices.
• Experience with AWS, CI/CD and distributed systems.

Responsibilities

• Develop and deploy Gen AI solutions with Python and OOP.
• Implement and manage CI/CD pipelines using GitHub Actions.
• Deploy solutions on AWS using CloudFormation and serverless architectures.
• Collaborate with data scientists to productionize analytics and AI pipelines.
• Refactor analytics solutions for scalability using Airflow and modern tooling.

Skills

Python

GoLang

OOP principles

CI/CD

Prompt engineering

LLMs

API design

Cross-functional collaboration

Tools

GitHub Actions

AWS (Sagemaker, Lambda, API Gateway, RDS)

CloudFormation

LangChain

LangGraph

Semantic Kernel

Crew.ai

FastAPI

Apache Airflow

Job description

## Lead Software Engineer, Gen AIApplylocations: Chicago, Illinois: Peoria, Illinois: Irving, Texastime type: Full timeposted on: Posted Yesterdayjob requisition id: R0000387055**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:** 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**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:**$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.* 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:**August 11, 2026 - August 17, 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.