Lead Developer Salaries in O'Fallon, MO

BizOps is at the forefront of Mastercard’s Operational Resilience evolution, driving modern tooling, standardized practices, and consistent operating models…

$122,000 - $207,000 a year

This position will be responsible for driving Quality Engineering best practices within MasterCard in working with teams to deliver applications and solutions…

$140,000 - $231,000 a year

Execute and own the baseline architecture implementations and design activities collaborating with other Engineers & Engineering Team.

$80,000 - $120,000 a year

Create technical designs and assign work to developers. Coach and develop junior employees. Advise on implementation strategy for successful deployment.

$140,000 - $231,000 a year

Extensive GenAI/LLM experience: model evaluation, governance, tuning, API patterns, orchestration, agents, RAG, prompt engineering, chunking, embeddings, vector…

$140,000 - $231,000 a year

This role requires deep technical expertise, end-to-end ownership, and the ability to lead complex engineering initiatives across architecture, development, and…

$140,000 - $231,000 a year