Lead Java Developer - W2 role

Vista Applied Solutions Group Inc; St. Louis (MO); On-site; USD 100,000 - 130,000; Full time

Job summary

A leading technology solutions provider is seeking a Lead Java Developer in St. Louis to develop and deliver top-tier authentication products. The role involves building applications using frameworks like Spring Boot and Angular, applying advanced design patterns, and designing microservice architectures. This mid-senior level contract position is ideal for an IT professional looking to make an impact in e-commerce. Strong skills in code review and planning infrastructure capacity are essential.

Qualifications

• Experience in building applications using open frameworks.
• Proficiency in applying advanced design patterns.
• Ability to design and document microservice architectures.

Responsibilities

• Build applications to reduce development times.
• Conduct technical reviews to identify anti-patterns.
• Plan infrastructure capacity and drive prioritization.

Skills

Spring Boot

Vue.js

Angular

React

Design Patterns

Microservices Architecture

Job description

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 drive uptake and penetration for the client’s products and revenue.

Job Qualifications and Responsibilities:

• Build applications using open frameworks (e.g., Spring Boot, Vue.js, Angular, React) to achieve reuse and reduce development times for both front‑end and back‑end.
• Apply advanced design patterns (e.g., service‑to‑worker, MVC, API gateway, intercepting filter, dependency injection, lazy loading) to implement efficient, high‑quality code.
• Design and document highly available and performant microservice architectures.
• Conduct technical reviews of code across applications and dependencies to identify anti‑patterns and promote continuous refactoring.
• Identify and elaborate on technical debt and operational issues to prioritize discussions with stakeholders, improving the run experience.
• Plan platform and infrastructure capacity (database, compute, network, storage) and drive dependency prioritization to reduce delivery lead time.

Seniority Level

Mid‑Senior level

Employment Type

Contract

Job Function

Information Technology, Consulting, and Finance

Industries

IT Services and IT Consulting, Investment Banking, and Business Consulting and Services