Senior Java / AWS Backend Architecture Consultant (1099 – Project-Based)

Engagement Overview

We are seeking an experienced Senior Java Backend Architecture Consultant to support the design and delivery of enterprise-scale, cloud-native systems on AWS. This is an independent, project-based consulting engagement (1099) suited for a senior-level professional providing architectural deliverables and technical advisory support.

Key Responsibilities

• Provide architecture leadership for Java backend systems, microservices, APIs, and event-driven platforms
• Define technical architecture blueprints, integration patterns, and solution recommendations
• Design and optimize AWS-native architectures leveraging services such as EC2, ECS/EKS, Lambda, S3, RDS/Aurora, DynamoDB, IAM, KMS, CloudWatch, and WAF
• Conduct security design reviews, threat modeling, and risk mitigation planning
• Partner with engineering and DevOps stakeholders to support implementation success
• Develop clear technical documentation, diagrams, and architecture standards

Required Expertise

• 10+ years of experience with Java, Spring Boot, and enterprise backend systems
• 5+ years of experience architecting solutions on AWS
• Strong knowledge of microservices, distributed systems, and event-driven design
• Deep understanding of security best practices (OAuth2/OIDC, JWT, encryption, IAM governance)
• Experience with CI/CD, containers (Docker), Kubernetes, and IaC (Terraform/CloudFormation)
• Proficiency with relational and NoSQL databases (PostgreSQL/MySQL, DynamoDB, Redis)

Preferred Qualifications

• AWS Professional Certifications (Solutions Architect Pro, DevOps Engineer)
• Experience in regulated or compliance-driven environments (SOC2, ISO, NIST, PCI, etc.)
• Familiarity with Kafka, Kinesis, or other streaming platforms