Sr. Lead Software Engineer - Java, Spring, API, AWS
On-site · Wilmington, Delaware, United States
Job Summary
Senior Lead Software Engineer role focused on delivering secure, high-availability microservices and web applications using Java/Spring Boot and React. Lead technical direction, contribute production-quality code, write tests, perform code reviews, and pair program. Own end-to-end build-and-run, set engineering standards, coach on architecture and security, and drive SDLC practices. Emphasizes observability, performance engineering, and cost-efficient, scalable solutions within AWS/Kubernetes environments.
Required Qualifications
- Formal training or certification in software engineering and 5+ years of applied experience
- Advanced proficiency in Java and Spring Boot; strong fundamentals, design patterns, and secure coding
- Full-stack delivery with React and secure RESTful API design
- Hands-on AWS experience (EC2, ECS, S3, Lambda, RDS, IAM) including containerized workloads
- Microservices design, deployment, and operations
- CI/CD pipelines (Jenkins/GitHub Actions), automated testing (unit/integration/contract), and enforcing quality gates
- Relational and NoSQL databases: schema design, performance tuning, and secure data access
- Monitoring and logging with DataDog, Dynatrace, and/or Splunk
- Reliability and performance engineering: concurrency, thread management, caching, resiliency patterns with cost awareness
- Proven track record shipping and operating production systems; comfortable troubleshooting in Kubernetes, CI/CD, and cloud environments
- Hands-on use of AI coding assistants to accelerate delivery; ability to validate outputs for correctness, security, performance, and licensing compliance
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