Senior Full-Stack Software Engineer - Python/FastAPI

Experteer Overview In this role you design and implement large-scale software systems, guiding teams to deliver high-quality, observable and secure solutions. You’ll lead architecture and development across front-end and back-end layers, emphasizing reliability, performance, and security. You collaborate with cross-functional peers to reduce risk, promote reusability, and drive value in iterative, small-batch deliveries. The position offers hands-on technical ownership and mentorship within a hybrid-contract setting, with a focus on shaping resilient cloud-native applications. Compensation / Benefits * Design self-contained systems within a team’s domain and lead significant capability implementations * Coach team members to improve reliability, resiliency, security, and performance * Decompose complex designs into maintainable implementations for less experienced engineers * Guide instrumentation, observability, and supportability in development * Define test suites and instrumentation to meet latency and availability targets in production * Prioritize remediation of vulnerabilities and manage attack surface reduction * Identify small batches of work to deliver high value quickly * Promote reuse as a core design principle and advocate broad reusability * Mentor teammates and guide learning journeys * Observe environment to introduce new problem-solving approaches Tasks * 5 to 7 years of SDLC experience designing, developing, and implementing large-scale applications (front-end and back-end) * 5 years with Python and proficiency with FastAPI * 5 years with RESTful web services * Proficiency with HashiCorp Vault/AWS Secrets Management/Azure Key Vault * 3 years with Terraform and Vault * 3 years of professional design and open-source experience * 3 years with git and GitHub * 3 years of working in Windows and Linux operating systems * Proficient with database and persistence frameworks, PostgreSQL, ORM * Cloud experience with Azure Key requirements * medical * dental * vision * 401K contributions * PTO * sick leave

lead to meet latency and availability targets in production * Prioritize remediation of vulnerabilities and manage attack surface reduction * Identify small batches of work to deliver high value quickly * Promote reuse as a core design principle and advocate broad reusability * Mentor teammates and guide learning journeys * Observe environment to introduce new problem-solving approaches Tasks * 5 to 7 years of SDLC experience designing, developing, and implementing large-scale applications (front-end and back-end) * 5 years with Python and proficiency with FastAPI * 5 years with RESTful web services * Proficiency with HashiCorp Vault/AWS Secrets Management/Azure Key Vault * 3 years with Terraform and Vault * 3 years of professional design and open-source experience * 3 years with git and GitHub * 3 years of working in Windows and Linux operating systems * Proficient with database and persistence frameworks, PostgreSQL, ORM * Cloud experience with Azure Key requirements * aaa 401K * dental * vision * 401K contributions * PTO * sick leave