Lead Java Full Stack Developer

FalconSmartIT; Dover (DE); On-site; USD 124,000 - 207,000; Full time

Job summary

FalconSmartIT in Seattle is seeking a Lead Java Full Stack Developer to design, build, and deploy scalable enterprise applications using Java, Spring Boot, AWS, and modern microservices.

The role emphasizes API design, event-driven architectures with Kafka/MSK, UI integration with React, and strong DevOps discipline including CI/CD and Kubernetes (EKS) in an Agile environment. You will mentor teams and drive best practices for reliable software at scale.

Qualifications

• 15+ years hands-on experience in designing, developing, and implementing scalable enterprise applications.
• Strong expertise in Java, Spring Boot, AWS, PostgreSQL and microservices architectures.
• Experience with Kafka or MSK for event-driven systems.
• Experience with EKS/Kubernetes and container orchestration.
• UI integration experience with React or similar frontend technologies.

Responsibilities

• Lead design, development and deployment of enterprise-grade full-stack applications.
• Develop and integrate REST APIs and event-driven solutions.
• Collaborate with frontend teams to ensure seamless UI integration and performance.
• Mentor and guide teams in DevOps practices, CI/CD and Agile processes.

Skills

Java

Spring Boot

AWS

PostgreSQL

Kafka/MSK

EKS

ReactJS

UI integration

CI/CD

DevOps

Agile/Scrum

Tools

Kubernetes (EKS)

Kafka/MSK tooling

CI/CD tooling

Job description

Job Title: Lead Java Full Stack Developer

Location: Seattle, WA (Onsite)

Job Type: Contract

Job Description:

• We are seeking an experienced Full Stack Developer with 15+ years of hands‑on experience in designing, developing, and implementing scalable enterprise applications.
• The ideal candidate should possess strong expertise in Java, Spring Boot, AWS, PostgreSQL, Kafka/MSK, and EKS, along with exposure to UI technologies or frontend integration.
• Strong experience in Java and enterprise application development.
• Extensive hands‑on experience with Spring Boot / Microservices Architecture. Strong expertise in AWS Cloud Services and cloud‑native application development. Experience with PostgreSQL SQL and database design/optimization. Hands‑on experience in Kafka / AWS MSK for event‑driven architecture and messaging systems.
• Strong understanding and experience with EKS (Elastic Kubernetes Service) / container orchestration. Experience in API development, integration, and microservices-based systems. Experience in ReactJS or other UI technologies.
• If no hands‑on UI development experience, candidate should have strong UI integration experience and ability to collaborate with frontend teams.
• Design, develop, and maintain scalable full‑stack enterprise applications using Java, Spring Boot, and AWS. Build and enhance microservices‑based architectures and REST APIs.
• Develop and integrate event‑driven solutions using Kafka/MSK. Work with PostgreSQL databases for data modelling, query optimization, and performance tuning. Deploy and manage applications in AWS EKS/Kubernetes environments.
• Java, Springboot, AWS, Postgres SQL, Kafka/MSK, EKS, React, CI/CD pipelines, at least UI integration experience, DevOps practices, Agile/Scrum.