Lead API & Platform Engineer (GraphQL & Microservices)

Humana; Louisville (KY); On-site; USD 129,000 - 178,000; Full time

Benefits offered by this job

Medical, dental and vision benefits

401(k) retirement plan

Paid time off

Job summary

Humana seeks a hands-on Lead Engineer to guide the design, development, and delivery of enterprise APIs, GraphQL services, and microservices that support Humana and CenterWell digital experiences.

In this role, you will provide technical leadership across engineering teams, help drive delivery execution, and ensure solutions are secure, scalable, observable, and ready to support emerging AI-enabled experiences.

Qualifications

• Bachelor’s degree in Computer Science or related field.
• 8+ years of software engineering experience in large-scale enterprise environments.
• 2+ years of technical leadership experience.
• Strong experience with Java, Spring Boot, REST APIs, GraphQL, microservices, Kafka, and distributed systems.
• Experience building cloud-native solutions on Azure, AWS, or similar platforms.
• Expertise with Kubernetes, Docker, CI/CD, DevOps, observability, monitoring, and SRE practices.
• Strong knowledge of API design, governance, security, and enterprise integration patterns.
• Experience with GraphQL technologies including Apollo, GraphQL Java, Spring for GraphQL, and Federation.
• Working knowledge of OAuth 2.0, OpenID Connect, IAM, Ping Identity, and ForgeRock.
• Proven ability to lead teams, mentor engineers, and deliver in Agile environments.
• Strong analytical, problem-solving, and decision-making skills.

Responsibilities

• Lead the design, development, and implementation of enterprise APIs, GraphQL services, REST APIs, microservices, and event-driven capabilities.
• Provide hands-on technical leadership through architecture discussions, design reviews, coding, troubleshooting, performance tuning, and mentoring.
• Guide API design decisions across REST and GraphQL patterns, including schema design, resolver design, query optimization, federation considerations, API composition, versioning, and backward compatibility.
• Drive sprint execution and delivery accountability to ensure teams meet commitments with consistent quality.
• Partner with Product Owners, Architects, and business stakeholders to evaluate requirements, assess technical feasibility, and deliver scalable solutions.
• Establish and promote engineering best practices for API design, GraphQL schema governance, API security, quality, observability, resiliency, and operational excellence.
• Support modernization initiatives using cloud-native architecture, automation, CI/CD, DevOps practices, containers, and API gateway patterns.
• Champion production readiness, incident response, root cause analysis, performance optimization, and continuous improvement.
• Help evolve enterprise services so they can be securely consumed by web and mobile applications, enterprise platforms, GraphQL clients, AI agents, copilots, and agentic workflows.
• Support API onboarding, documentation, governance, cataloging, and deployment practices across enterprise API platforms and gateways.

Skills

Java

Spring Boot

REST APIs

GraphQL

Microservices

Kafka

Distributed systems

Education

Bachelor’s degree in Computer Science or related field

Master’s degree

Tools

Kubernetes

Docker

CI/CD

DevOps

Observability

SRE practices

OAuth 2.0 / OpenID Connect

API gateways

Job description

Humana seeks a hands-on Lead Engineer to guide the design, development, and delivery of enterprise APIs, GraphQL services, and microservices that support Humana and CenterWell digital experiences.

In this role, you will provide technical leadership across engineering teams, help drive delivery execution, and ensure solutions are secure, scalable, observable, and ready to support emerging AI-enabled experiences.