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Largeton Group

Senior java developer

Hybrid

Dallas, United states

Senior

Freelance

24-02-2026

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Skills

Python Java Cassandra GraphQL Splunk GitHub CI/CD Docker Kubernetes Monitoring Jenkins Azure Marketing Spring Spring Boot CI/CD Pipelines GitHub Actions

Job Specifications

Job Title Senior java developer

Location: Dallas, TX -Hybrid

Visas: US Citizen/ GC /H4

Duration: 18+ months

Interview Process – Virtual

Client: US Bank

Must have: java, spring, how systems work, how the java flow works, Docker , Kubernetes, and cloud

Project

These teams develop and manage 500+ data APIs used by 30+ consumers across US Bank (any US bank site, transactions, marketing, money movement, customer profiles)
The past few years have been focused on modernizing existing APIs to prepare them for migration to Azure which is what the incoming resources will focus on
All APIs are built in Java with GraphQL, Spring Boot, Cassandra and deployed in Kubernetes cluster, CI/CD Jenkins pipeline for deployment

These resources should come from a development background, but will be focused on deployment, containerization, and orchestration

Responsibilities

Build and maintain GitHub Actions workflows for continuous integration and deployment.
Design and maintain Docker images and Kubernetes clusters, use Helm charts for application packaging and deployment, troubleshoot and optimize Kubernetes workloads.
Develop automation scripts in Python for workflows, monitoring, and infrastructure tasks.
Configure and maintain observability tools. Set up dashboards, alerts, and log aggregation for proactive monitoring.
Implement security best practices in CI/CD pipelines and Kubernetes clusters.
Participate in requirements gathering, design discussions, code reviews, etc.
May need to lead offshore developers

Must Haves

Senior java developer
Should come from a Java development background, not an infrastructure background
At least 1 of the 2 resources needs to have strong Python experience in addition to Java – ability to write Python scripts for workflow automation, automated deployments, etc.
Experience with GitHub Actions, GitHub CI, GitOps
Containerization & orchestration using Kubernetes, Helm Charts
Experience configuring monitoring & observability – DataDog preferred, Splunk would also be considered
Experience with cloud migrations & deployments – Azure preferred

About the Company

At Largeton Group, we're passionate about empowering businesses to reach new heights through innovative staffing solutions and cutting-edge technology. For over a decade, we've been dedicated to delivering exceptional service and driving growth for our clients. Founded in 2015, Largeton Group has evolved from a staffing agency to a comprehensive HR solutions provider. Our journey has been marked by a commitment to excellence, innovation, and customer satisfaction. Today, we're proud to be a trusted partner for businesses ... Know more