Title: Lead Full Stack Developer with Assessment
Location: Los Angeles, CA
Duration: 12+ Months Contract

Description:
Seeking a Full Stack Developer that can architect and develop large scale enterprise applications using React.js for front-end, Node.js for APIs & Postgres for backend. Along with Kubernetes experience, and experience working with offshore development teams.

This person must have assessment framework design or similar:
Understanding the principles of psychometrics, designing question types (multiple choice, essay, coding challenges), and structuring assessments to accurately measure specific skills. Look for someone with LMS background.

Focus:
Must have strong JavaScript, Node.js, Postgres experience. Infrastructure is on Amazon - so, must have experience with Amazon Lambda, Amazon Cognito (Identity Management System). Responsible for writing APIs in large scale applications. Strong JavaScript, Node.js. Strong with PostgreSQL, Good SQL Knowledge - client is using MySQL – must have good understanding of Data Models. The Custom APIs (Rest APIs) were written internally - backbone for Web Application & Mobile Application.

Top Skills:

• Node.js & JavaScript
• PostgreSQL
• Amazon experience - APIs are hosted on Amazon Infrastructure
• Open AI/Chat GPT 3.5/4

Responsibilities:

• Understand proposed features and quickly design and build scalable APIs and SQL schema & queries
• Develop reusable user interface components and front-end libraries in React.js
• Proactively analyze website performance and implement solutions for improvement
• Collaborate with architects, developers, business analysts, and QA analysts to design, develop, and test applications

Requirements:

• 10+ years of experience building complex web applications
• Solid work experience using component-based development on the client side
• 7+ years of experience developing single page applications
• 7+ years of experience coding robust and secure Rest APIs in Node.js, JSON, XML
• 7+ years of experience working with PostgreSQL (preferred) MySQL (or SQL Server) designing schemas and writing optimized queries
• 7+ years of experience coding in JavaScript, HTML, CSS
• 3+ years of experience developing in React.js and Redux. Prior to that some experience in Angular or Backbone or Knockout or Ember.
• 5+ years of experience integrating systems using Rest APIs and single sign-on
• 7+ years of experience with automated unit, integration and end-to-end testing
• Experience with continuous integration / continuous deployment using AWS CodePipeline and CloudFormation templates
• Experience with AWS infrastructure (API Gateway, S3, Lambda, Aurora, EC2)
• Experience with Google Analytics integration
• Deep knowledge to create standards-compliant, cross-browser, mobile compatible front-end code with responsive design
• Deep knowledge of server-side and front-end performance optimization
• Strong design skills a huge plus
• Should be a self-starter who is excited to relentlessly solve many technical challenges
• Must have excellent written and verbal communication skills
• Should manage own time and work well both independently and as part of a team

Plus:

• Strong Experience with C# and .NET framework/Core
• Experience with ASP.NET MVC
• Experience with DevOps: CI/CD concepts, Version control systems (Git), Cloud platforms (Azure, AWS) Scripting languages.

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