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Lead Java Developer - W2 role

Company:
Vista Applied Solutions Group Inc
Location:
St. Louis, MO
Posted:
December 05, 2025
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Description:

Job Summary for Lead Java Developer:

The primary purpose of this role is to develop and deliver best-of-breed authentication products for e-commerce transactional use cases that will drive uptake and penetration for the products and revenue for client.

Job Qualifications and Responsibilities for Lead Java Developer:

Have skills in building applications using open frameworks to achieve reuse and reduce development times for both frontend and backend (e.g., Spring Boot, Vue.js, Angular, React, others)

Understand use cases for advanced design patterns (e.g., service-to-worker, MVC, API gateway, intercepting filter, dependency injection, lazy loading, all from the gang of four) to implement efficient code

Have skills in designing and documenting highly available and performant microservice architectures

Have skills to undertake a technical review of code across applications and their dependencies to look for anti-patterns and promote continuous refactoring

Understand and elaborate technical debt and operational issues to drive prioritization discussions with stakeholders to improve the run experience

Understands system architecture to plan for platform and infrastructure capacity (e.g., database, compute, network, storage) and drives the dependency prioritization to reduce the delivery lead time

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