Senior Java FullStack Developer

Accord Technologies Inc; O'Fallon (IL); Hybrid; USD 120,000 - 180,000; Full time

Job summary

Accord Technologies Inc is seeking a Senior Java Full Stack Developer to join a team building a cloud-native payment orchestration platform. The role requires hybrid presence near O'Fallon, MO, and experience with Angular or React on the frontend and Java or Golang on the backend.

You will deploy and operate cloud-native services on AWS, using ECS, Fargate, and ARM64 on Graviton, with infrastructure as code via CloudFormation and Terraform. Expertise in AI-native features and APIs is a plus.

Qualifications

• Bachelor's degree or equivalent experience required.
• Experience building microservices with Golang and Python FastAPI.
• Hands-on with AWS cloud services and container orchestration (ECS/Fargate).
• Knowledge of Kubernetes and cloud-native technologies.

Responsibilities

• Build scalable microservices using Golang and Python FastAPI.
• Deploy cloud-native services on AWS ECS/Fargate and ARM64 Graviton.
• Integrate backend APIs with mobile SDKs for orchestration layer.
• Troubleshoot across mobile, backend, cloud infrastructure, and AI runtime layers.

Skills

Angular

React

Java

Golang

Python

FastAPI

Education

Bachelor's degree or equivalent experience

Tools

AWS

Kubernetes

AWS ECS

Fargate

Terraform

CloudFormation

ARM64 (Graviton)

Job description

Job Title:Senior Java Full Stack Developer

Location: O'Fallon, MO (only Local)

Type: W2 Contract

***Only qualified Senior Java Full Stack Developer located near O'Fallon MO to be considered due to the position requiring a hybrid presence. ***

Required Education

Bachelor's Degree or equivalent experience required

We're Looking For Engineers With Experience In

• Frontend: Angular and/or React
• Backend: Java and/or Golang
• Cloud & Platform: AWS, Kubernetes, and cloud-native technologies

Project Details:

Building a cloud-native payment orchestration platform that enables cardholders to seamlessly access Client digital services directly through their banking applications via a single, streamlined integration.

Required Skills

• Build scalable, domain driven microservices using Golang and Python FastAPI, integrating backend APIs with mobile SDKs to establish a reliable orchestration layer.
• Deploy and operate cloud-native services on AWS ECS, Fargate, and ARM64 on AWS Graviton, with hands-on infrastructure provisioning and automation using CloudFormation and Terraform.
• Build and integrate AI-native capabilities using Amazon Bedrock and AgentCore Runtime, with end-to-end troubleshooting across mobile, backend, cloud infrastructure, and AI runtime layers.