Engineer III

Sallie Mae•Indianapolis, IN

10d•Hybrid

About The Position

The Engineer III owns technically challenging work, collaborates cross-functionally, and contributes to the design, development, and support of scalable applications across front-end, back-end, and cloud infrastructure. The role helps build reliable, maintainable software using modern development practices and emerging technologies, including AI-assisted software development. It may also contribute to solutions involving machine learning, Retrieval-Augmented Generation (RAG), and Large Language Model (LLM) integrations.

Requirements

Proficiency in one or more modern programming languages, such as Python, JavaScript/TypeScript, Java, Go, or C#.
Experience developing and deploying software in a production environment.
Experience designing, developing, and supporting scalable applications across front-end, back-end, APIs, databases, and cloud infrastructure.
Strong proficiency with modern web technologies and software engineering best practices.
Solid understanding of computer science fundamentals, including data structures, algorithms, and object-oriented design.
Strong debugging, troubleshooting, and problem-solving skills.
Experience effectively using AI-assisted development tools, validating outputs, and applying sound engineering judgment.
Good communication skills and a collaborative attitude.

Nice To Haves

5+ years of professional engineering experience.
Bachelor's degree in Computer Science, Engineering, or equivalent practical experience.
Experience with cloud platforms, preferably AWS.
Hands-on experience building or supporting solutions involving RAG, machine learning pipelines, LLMs, or other AI-driven technologies.
Ability to clearly explain technical design decisions, evaluate tradeoffs, and communicate complex concepts to technical and non-technical stakeholders.
Experience validating AI-generated code, troubleshooting complex technical issues, and delivering production-ready software solutions.
Experience building scalable distributed systems and cloud-native applications.

Responsibilities

Design, code, test, and deploy robust software solutions focused on reliability, scalability, and maintainability.
Own moderately complex features, services, and technical initiatives.
Design, develop, and support full-stack applications across front-end, back-end, APIs, databases, and cloud environments.
Collaborate with engineers, product managers, and designers to build features that address customer problems.
Uphold code quality through code reviews, unit testing, and documentation.
Analyze and resolve technical issues across the software stack.
Troubleshoot production issues and implement sustainable fixes.
Use AI-assisted development tools to improve efficiency while validating generated solutions and applying sound engineering judgment.
Contribute to designing and implementing solutions that may incorporate machine learning, RAG architectures, and LLM integrations.

Benefits

Competitive base salaries
Bonus incentives
Generous PTO, floating holidays, and 12 observed federal holidays
Support for financial well-being and retirement
401(k) with employer match
Comprehensive medical, dental, vision, hospital indemnity, critical illness, and pet insurance
Employer-paid short-term and long-term disability and basic life insurance
Flexible hybrid working arrangements
Paid parental leave and adoption reimbursement programs
Free access to on-site staffed fitness centers in Delaware and a gym subsidy for locations outside Delaware
Confidential counseling support (EAP), Health Advocacy services, and a wellness program with financial incentives
Tuition reimbursement and family scholarship programs
Career development and training opportunities
Opportunities to further education and career
Paid time off to volunteer