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Senior Developer (Niche)

Hybrid - Georgia - Developer

Hollstadt Overview

Hollstadt Consulting is a management and technology consulting firm dedicated to placing professionals at engagements where they will excel. When you work with us, you'll work with a refreshingly real company led and staffed by seasoned experts who are also down-to-earth, good people. We're committed to treating you with respect and helping you achieve your career aspirations.

Since 1990, Hollstadt has been a trusted partner to more than 150 domestic and global companies and has successfully completed over 2,000 projects. Our continued growth has created challenging and rewarding opportunities for accomplished IT and Business Consultants. Hollstadt Consulting is an equal opportunity employer including disability/veteran.

Job Description

Hollstadt is seeking a Senior Niche Developer.


  • Capture and translate business requirements to technical low level designs.
  • Estimate for effort against development stories.
  • Mentor other developers.
  • Code for applications from requirements.
  • Test, monitor and develop automation to contribute to Site Reliability.
  • Tools: Java, Spring Boot, Angular, Quarkus, AWS Lambda, AWS S3, AWS API, AWS DynamoDB, Route 53, Active Setup, and Code Pipeline.


Cloud Experience

  • AWS Core Services.
  • AWS Lambda.
  • AWS DynamoDB.
  • AWS S3.
  • AWS API Gateway.
  • Clear understanding and experience working with Regions, Availability Zones, Subnets, VPCs, ALB, and Route 53.
  • AWS Code Pipeline.

Design and Documentation

  • Clear understanding and experience drafting design documentation at various levels of detail (Conceptual, Logical, Interface and Physical Architecture documents).
  • Clear understanding and experience capturing business requirements in the format of sequence diagrams, flow charts, and ER models.


  • Core Java with experience working on Spring and Quarkus.
  • Clear understanding and experience working with AuthN/AuthZ on REST APIs and OIDC.
  • Able to draft Open API specs (Swagger) from requirements.
  • Able to model RDBMS and NoSQL databases.
  • Clear understanding and experience working with messaging systems (Queues and Topics - TibcoEMS, IBM MQ, AWS SQS, AWS SNS, AWS Managed Streaming for Kafka).
  • Clear understanding and experience working on Angular SPAs and NodeJS.


  • AWS Code Pipeline.
  • Tekton.
  • Clear understanding and experience working with containerized applications (Docker, Kubernetes, RedHat OpenShift).
  • Build automation tools (Maven, Gradle).
  • Dependency Management tools (Nexus).
  • Quality Control tools (Veracode, SonarQube, Prisma).
  • Log Management Tools (AWS CloudWatch, SumoLogic).

Testing and Monitoring

  • Experience working with Monitoring tools (Dynatrace, AWS CloudWatch, Prometheus).
  • Experience working with unit testing and performance testing frameworks (jUnit, jMeter).
  • Experience working on testing automation (Rest Assured, Cucumber, Selenium).

Client Vaccination Policy:

  • Newly hired contractors/contingent workers are required to be vaccinated if they work at or at any time are required to be at a Client location.
  • By agreeing to be submitted to this role, you agree to comply with Client's vaccination requirements

Benefits + Perks

Comprehensive Benefit Plan

Hollstadt offers a competitive and comprehensive benefit package which includes Medical, Dental, Vision, Long Term/Short Term Disability, and Life Insurance. With three different medical plans to choose from, you can enroll in the coverage you need from single to family, or anywhere in between!

Remarketing Process

Hollstadt is based on retention and relationships. We get to know your strengths and career wishes throughout your assignment and then start remarket discussions 6-8 weeks prior to your end date. By being proactive, we are able to keep your down time between assignments as short as possible, unless you choose otherwise.

Professional Development

Hollstadt offers free bi-weekly training courses for our consultants as well as on-demand access to past sessions through our consultant portal. Trainings give our consultants the continuing education they need to excel on their projects.

401k + Matching

One popular benefit is our 401(k) match on the first 4% of your contributions. Hollstadt wants to help you reach your long-term financial goals and understands that planning for your future is critical. Consultants also have access to support from a Financial Advisor.

Bonus Opportunities

We appreciate and reward loyalty. Join Hollstadt, stay for 5 years, and we’ll give you a $5,000 Longevity Award bonus! Additionally, we know great talent knows other great talent. If you are on contract with Hollstadt and refer one of your connections who gets placed, we’ll pay you $1,000!

Ongoing Support & Networking

We have made a significant investment in building a support program for our consultant team - so you never have to feel like you are going it alone. We also have a Consultant Coach program which acts like a 'work buddy' to provide a safe ear for questions or concerns at your client site.