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Randstad Digital Americas · 5 hours ago

Back-end full stack developer

Malvern, PA

Contract

Onsite

Mid, Senior Level

$50.13/hr - $55.13/hr

Randstad Digital Americas is seeking a Back-end Full Stack Developer to design, develop, and maintain Java-based microservices and Python-based batch applications. The role involves taking ownership of the deployment pipeline and collaborating with the engineering ecosystem to modernize file transmission and support infrastructure initiatives.

Information Technology & Services

Responsibilities

Service Development: Design, develop, and maintain two core Java-based microservices (Business API and Core API) in a 3-tier architecture

Batch Processing: Build and support Python-based batch applications for nightly processing of files received from the third-party record keeper, including inserting data into our database

Deployment and Infrastructure: Take ownership of the team's infrastructure and deployment pipeline using DevOps best practices. This includes deploying applications to AWS (ECS) and using CloudFormation to manage infrastructure

Modernization: Participate in the project to modernize file transmission from the current mainframe system to S3 cloud-based transmission

Collaboration: Work with the broader engineering ecosystem, including a Consumer API team and other microservice consumers

Qualification

JavaPythonAWSEvent-Driven ArchitectureAPI DevelopmentData ManagementDevOps & CI/CDBuilding JQL-based APIsFront-end developmentSite Reliability Engineering

Required

Robust, demonstrable experience in both Java and Python

Extensive experience in designing, building, and operating applications on AWS. This includes utilizing ECS for microservices and orchestrating serverless components like Lambda and Step Functions for batch processing workflows

Hands-on experience designing and implementing event-driven systems using messaging platforms (e.g., Kafka, Amazon MSK, Kinesis). Ability to build reliable, scalable, and decoupled services

Practical experience with AWS Aurora (RDS) as the primary transactional database and Redshift for analytical/batch consumption tasks

Experience with owning infrastructure through infrastructure-as-code (CloudFormation) and managing continuous deployment pipelines, specifically using GitHub Actions. Our development teams are responsible for their own infrastructure

Experience developing and integrating APIs, including working with a Supergraph, and JQL API protocol-based ecosystem

Preferred

Building JQL-based APIs

Front-end development (React/TypeScript)

Site Reliability Engineering (SRE) practices

Benefits

Medical

Prescription

Dental

Vision

AD&D

Life insurance offerings

Short-term disability

401K plan

Company

Randstad Digital Americas

Randstad Digital is a trusted digital enablement partner that facilitates accelerated transformation for businesses by providing global talent, capacity, and solutions across specialized domains.

Founded in 1984