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Sr. Full Stack .Net Developer

Colonial Pipeline

Job Description & Details

Full‑stack development on modern cloud platforms is booming, and companies like Colonial Pipeline are investing heavily in GCP‑native solutions. This senior role offers the chance to lead critical projects while working with cutting‑edge tech such as React 19, .NET 8, Docker, and Kubernetes. If you’re a U.S. citizen with 8+ years of end‑to‑end development experience, this contract‑to‑hire position is a high‑impact opportunity.

Job Summary

The Senior Full Stack .Net Developer will design, build, and maintain scalable, containerized applications on Google Cloud Platform, driving micro‑service architecture and event‑driven patterns. You will mentor teammates, enforce best‑practice engineering standards, and act as a strategic technical advisor across cross‑functional teams.

Top 3 Critical Skills Table

Skill Why it's critical Mastery Level
React v19 Powers the client‑side UI for responsive, high‑performance web apps Senior
.NET v8 Core backend framework for business logic and API services Senior
GCP (Container/Kubernetes) Enables scalable, cloud‑native deployment and operations Senior

Interview Preparation

  1. How have you implemented a micro‑service architecture using .NET and Docker on GCP?
    What the interviewer is looking for: Understanding of service decomposition, containerization, networking, and GCP services like GKE.
  2. Explain your approach to writing BDD/TDD tests for a full‑stack feature built with React and .NET.
    What the interviewer is looking for: Familiarity with testing frameworks (e.g., Jest, xUnit), test‑driven design, and integration pipelines.
  3. Describe a performance bottleneck you identified in a PostgreSQL database and how you resolved it.
    What the interviewer is looking for: Ability to analyze query plans, indexing strategies, and optimization techniques.
  4. What are the key considerations when migrating an on‑prem Oracle database to CloudSQL on GCP?
    What the interviewer is looking for: Knowledge of data migration tools, schema compatibility, and security/compliance concerns.
  5. How do you ensure CI/CD pipelines remain reliable when deploying Kubernetes manifests at scale?
    What the interviewer is looking for: Experience with GitHub Actions, Helm/Kustomize, automated testing, and roll‑back strategies.

Resume Optimization

  • Full Stack Development
  • React v19
  • .NET v8
  • PostgreSQL
  • Docker
  • Kubernetes
  • GCP
  • Microservices
  • BDD
  • TDD

Application Strategy

When reaching out to the recruiter, send a concise email that opens with a friendly greeting, attaches your resume, and clearly maps your experience to the role. Highlight your top skills—such as React, .NET, and GCP containerization—and reference specific projects where you led full‑stack development, implemented CI/CD pipelines, or mentored a team. Make sure to mention your U.S. citizenship and willingness to work onsite in Alpharetta.

Career Roadmap

Current Role Typical Experience Core Focus Next Position
Sr. Full Stack .Net Developer 8+ years Cloud‑native full‑stack, team leadership Lead Engineer (10+ yrs)
Lead Engineer 10‑12 years Architecture, cross‑team strategy Engineering Manager
Engineering Manager 12‑15 years People management, product delivery Director of Engineering