Senior Full-Stack JS Web App Engineer - Remote (PT)

Estrada Consulting, Inc; Sacramento (CA); Remote; USD 120,000 - 160,000; Full time

Job summary

Estrada Consulting, Inc. is seeking a Senior Software Engineer to design, develop, and maintain mission-critical web applications for a California public-sector client. You will build full-stack features, including UI, APIs, and database integrations, while ensuring performance and security.

You will work with Oracle/MS SQL Server, MongoDB, and modern JS frameworks, delivering complex queries and data-driven reporting. Remote-US hours apply, Pacific Time coordination is expected.

Qualifications

• MQ1. 4+ years building mission-critical, user-friendly, high-performance web apps.
• MQ2. 4+ years developing web-based solutions.
• MQ3. 4+ years debugging and edge-case testing (full stack).
• MQ4. 4+ years executing complex Oracle/MS SQL Server queries for data conversion, analysis, reporting.
• MQ5. 3+ years with JavaScript/TypeScript, Azure DevOps/GitHub, VueJS/React/Angular, HTML/CSS.

Responsibilities

• Design, develop, and maintain secure, high-performance web apps.
• Implement full-stack functionality: UI, APIs, and DB integrations.
• Integrate apps with existing enterprise systems and data sources.
• Write complex SQL queries for data conversion and reporting.
• Troubleshoot code and perform edge-case testing per user stories.
• Implement configurable business rules, calculations, and validation.
• Support UAT, defect resolution, and enhancements.
• Prepare technical docs and collaborate with stakeholders.

Skills

JavaScript

TypeScript

VueJS

React

Angular

HTML

CSS

REST APIs

SQL

Azure DevOps/GitHub

Node.js

Tools

Oracle SQL

Microsoft SQL Server

MongoDB

Fastify

ExpressJS

FeathersJS

VS Code

Docker

Linux

Job description

Estrada Consulting, Inc. is seeking a Senior Software Engineer to design, develop, and maintain mission-critical web applications for a California public-sector client. You will build full-stack features, including UI, APIs, and database integrations, while ensuring performance and security.

You will work with Oracle/MS SQL Server, MongoDB, and modern JS frameworks, delivering complex queries and data-driven reporting. Remote-US hours apply, Pacific Time coordination is expected.