Backend Engineer – Java/Python, AWS & Terraform

Backend Engineer – Java/Python, AWS & Terraform

Location:

Jersey City, NJ Onsite.- Locals Prefered Work Authorization: US Citizen, Green Card, or GC EAD preferred W2 Requirement- No C2C, 1099, or third-party profiles accepted.

Position Overview We are seeking a Backend Engineer to design, develop, test, deploy, and support production-grade software applications using Java and/or Python in AWS cloud environments. The ideal candidate combines strong software engineering fundamentals with hands-on experience building APIs and backend services, managing cloud infrastructure using Terraform, and working with relational or NoSQL databases.

The engineer will contribute to system design, secure coding, automated testing, CI/CD, infrastructure automation, and production incident resolution while collaborating with product, QA, SRE/operations, and security teams.

Key

Responsibilities

• Design, develop, test, deploy, and maintain production-grade backend applications using Java and/or Python.
• Build and maintain APIs, microservices, and cloud-based backend solutions on AWS.
• Write secure, maintainable, high-quality code and participate in peer code reviews.
• Troubleshoot application and infrastructure issues, perform root-cause analysis, and implement permanent fixes.
• Contribute to system design, service architecture, performance optimization, and reliability improvements.
• Use Terraform or similar infrastructure-as-code tools to provision and manage cloud resources and environments.
• Develop and maintain automated tests and contribute to CI/CD pipeline improvements.
• Work with relational and/or NoSQL databases, including data modeling and query optimization.
• Apply secure coding practices, logging, monitoring, error handling, and resilience patterns.
• Use approved AI-assisted engineering tools when appropriate, validating generated code and recommendations for security, correctness, and performance.
• Document technical decisions and collaborate with cross-functional engineering teams.

Required

Qualifications

• Strong proficiency in Java and/or Python, including object-oriented programming, data structures, algorithms, and software design fundamentals.
• Hands-on experience developing, testing, deploying, and supporting production applications.
• Practical AWS cloud experience deploying or operating backend services.
• Experience designing, developing, and consuming APIs.
• Familiarity with microservices and/or event-driven architectures.
• Experience with Terraform or comparable infrastructure-as-code tooling.
• Experience with relational and/or NoSQL databases, including backend data modeling.
• Understanding of secure coding, production troubleshooting, performance, logging, and monitoring.
• Ability to work independently and collaborate effectively on technical design and delivery.

Preferred

Qualifications

• Experience with Kafka, Amazon SQS/SNS, Kinesis, MQ, or other messaging/eventing platforms.
• Experience with Docker, containers, and CI/CD tools.
• Knowledge of unit testing, integration testing, and test-driven development.
• Familiarity with REST, gRPC, metrics, distributed tracing, and observability.
• Experience working in enterprise or financial-services engineering environments.