Software Engineer IV

job summary:

We are seeking a Lead Software Engineer to guide the architectural development and execution of AppGen, a sophisticated AI-powered application generation platform. This role suits a proven technical leader with deep, hands-on expertise across the full software stack who finds enabling a team to build better software deeply satisfying.

location: Charlotte, North Carolina

job type: Contract

salary: $80.71 - 90.71 per hour

work hours: 8am to 5pm

education: Bachelors

responsibilities:

• Technical Architecture & Systems Thinking (40%)
• Shape architectural decisions across the full stack, including dynamic form rendering, validation strategies, and service boundaries
• Guide design trade offs and help senior developers reason through architectural decisions
• Identify system wide bottlenecks across frontend, backend, and infrastructure
• Establish cross language patterns and conventions
• Code Review & Technical Guidance (30%)
• Perform deep, full stack PR reviews across Angular, FastAPI, Terraform, and AWS
• Deep technical review: Catch issues thoughtful code review can surface:
• RxJS Observable lifecycle and potential memory patterns in Angular
• Query efficiency and data loading patterns in SQLAlchemy
• Terraform module organization and state management implications
• Type safety and TypeScript coverage gaps
• AWS security and IAM configurations
• Provide educational feedback that helps engineers improve their decision making
• Define and reinforce production quality standards
• Mentorship & Team Development (20%)
• Expand specialist capabilities and support cross stack growth
• Pair with junior developers on complex problems
• Identify skill gaps and provide targeted support
• Create growth opportunities across frontend, backend, and infrastructure
• Stakeholder Communication & Technical Leadership (10%)
• Explain architectural decisions and trade offs to technical and non technical audiences
• Contribute engineering perspective to roadmap, risk, and feasibility discussions
• Support confident, well understood releases
  
  

qualifications:

Technical Skills

Frontend (Production Experience)

• 5 years of Angular (including handling version migrations, optimizing change detection, and guiding teams through reactive patterns)
• Strong TypeScript skills with generics, discriminated unions, and strict mode
• RxJS depth: You understand hot vs. cold observables, unsubscription patterns, and can identify potential memory issues in reviews
• NgRx state management: You've designed stores at scale, optimized selectors, and evaluated architectural implications
• CSS Grid & Responsive Design: You can assess component hierarchy and layout decisions
• Material Design: You've worked within it and know when and how to extend it
  
  

Backend (Production Experience)

• 5 years of Python (async/await, type hints, data modeling)
• FastAPI production experience: session management, dependency injection, middleware
• SQL and ORMs (SQLAlchemy)
• AWS services: Understanding of Lambda behavior, IAM least-privilege patterns, VPC networking
• REST API design: Versioning, error handling, idempotency
• Testing frameworks: pytest, testing strategies, integration patterns
  
  

Equal Opportunity Employer: Race, Color, Religion, Sex, Sexual Orientation, Gender Identity, National Origin, Age, Genetic Information, Disability, Protected Veteran Status, or any other legally protected group status.

At Randstad Digital, we welcome people of all abilities and want to ensure that our hiring and interview process meets the needs of all applicants. If you require a reasonable accommodation to make your application or interview experience a great one, please contact

Pay offered to a successful candidate will be based on several factors including the candidate's education, work experience, work location, specific job duties, certifications, etc. In addition, Randstad Digital offers a comprehensive benefits package, including: medical, prescription, dental, vision, AD&D, and life insurance offerings, short-term disability, and a 401K plan (all benefits are based on eligibility).

This posting is open for thirty (30) days.