W2 Contract // Sr. Java backend /Google Cloud Platform Developer // - Only OHIO

W2 contract - ONLY LOCALS to OH

Job Title: Sr. Java backend /Google Cloud Platform Developer ;

Location: Columbus, OH ;

Duration: Long term Contract

Mode of Work: Onsite;

Responsibilities

• Collaborate with engineers, architects, product owners, and business stakeholders to create enterprise API and event-driven integration solutions.
• Develop software in an Agile environment leveraging DevOps practices, automated testing, CI/CD, and Infrastructure as Code.
• Design and implement secure, scalable, and resilient microservices deployed on Google Cloud Platform.
• Build and maintain event-driven systems utilizing Kafka and asynchronous messaging patterns.
• Integrate applications with MongoDB Atlas and other enterprise data platforms.
• Develop automated testing strategies including unit, integration, contract, and performance testing.
• Implement observability practices including centralized logging, monitoring, tracing, and alerting.
• Maintain and evolve existing enterprise integration assets and cloud-hosted services.
• Partner with platform engineering and infrastructure teams to continuously improve deployment automation, cloud operations, security, and reliability.
• Serve as a technical mentor and provide guidance on application architecture, coding standards, and cloud-native best practices.

Minimum Qualifications

Education Required:

Bachelor's degree in Computer Science, MIS, Engineering, or a related field, or equivalent work experience.

Work Experience / Skills Required

• 7+ years of software development experience building enterprise applications and APIs.
• 5+ years of Java development experience with Spring Boot, Spring Framework, Maven, and Gradle.
• Experience building and deploying cloud-native applications on Google Cloud Platform (Google Cloud Platform).
• Experience with GKE (Google Kubernetes Engine), Kubernetes, Docker containers, and microservices architectures.
• Experience designing and developing RESTful APIs and event-driven integrations.
• Experience with Apache Kafka or managed Kafka platforms such as Confluent Cloud.
• Experience with MongoDB Atlas and NoSQL database design principles.
• Experience with CI/CD pipelines using tools such as GitHub Actions, Jenkins, GitLab CI, or equivalent.
• Experience implementing Infrastructure as Code using Terraform or similar technologies.
• Strong understanding of distributed systems, resiliency patterns, scalability, and performance optimization.
• Experience working within Agile and DevOps delivery models.
• Strong problem-solving, analytical, and communication skills.
• Ability to collaborate across engineering, architecture, and business teams.

Preferred

Experience with Google Cloud services including:

Google Kubernetes Engine (GKE)

Cloud Run

Pub/Sub

Cloud Storage

Secret Manager

Cloud Monitoring & Logging

Cloud Build

Cloud SQL

Google Cloud Professional Cloud Developer or Professional Cloud Architect certification.

Experience implementing Event-Driven Architecture (EDA).

Experience with API gateways and service mesh technologies.

Experience with observability tools such as Grafana, Prometheus, OpenTelemetry, Dynatrace, Splunk, or Datadog.

Experience developing financial services or high-volume transaction processing systems.

Experience with security best practices including OAuth2, OIDC, JWT, and Zero Trust architectures.

Tech Stack Summary

Languages & Frameworks : Java 17+, Spring Boot, Spring Cloud

Cloud Platform : Google Cloud Platform (Google Cloud Platform)

Container Platform : Docker, Kubernetes, GKE

Messaging & Streaming: Apache Kafka, Confluent Cloud, Pub/Sub

Databases: MongoDB Atlas, SQL Databases

DevOps: GitHub, GitHub Actions, Jenkins, Terraform, CI/CD

Observability: Cloud Monitoring, Cloud Logging, Prometheus, Grafana, OpenTelemetry