Full Stack Engineer / Consulting Level

Gilder Search Group; Nashville, Northern (TN, KY); Hybrid; USD 120,000 - 150,000; Part time

Job summary

Gilder Search Group seeks a Senior Full Stack Engineer (Contract) to lead modernization and cloud transformation in Nashville, TN. The role focuses on re-architecting a legacy ASP/.NET portfolio into a cloud-native solution on GCP, using C#, .NET Core, Vue.js, and PostgreSQL.

Key work includes designing scalable APIs, microservices, and data models, with CI/CD and DevOps practices to ensure reliability and security at scale.

Qualifications

• 10+ years of software development experience.
• Experience modernizing legacy apps to cloud-native architectures.
• Strong background in REST APIs, microservices, and distributed systems.
• Proficiency with Vue.js, JavaScript, HTML, and CSS.
• Hands-on GCP experience including CI/CD, monitoring, and security.

Responsibilities

• Analyze legacy ASP/.NET applications and define modernization strategies.
• Design, develop, and maintain scalable backend services in C#/.NET.
• Re-architect monoliths into cloud-native solutions for thousands of facilities.
• Develop RESTful APIs, microservices, and event-driven integrations.
• Build modern UIs with Vue.js, JavaScript, HTML, and CSS.
• Model data and optimize PostgreSQL performance.
• Deploy on Google Cloud Platform using cloud-native services.
• Implement CI/CD pipelines and infrastructure automation.
• Enhance performance, security, monitoring, and observability.
• Collaborate with stakeholders to deliver aligned solutions.
• Participate in code reviews and production support.

Skills

C#

ASP.NET Core

.NET modernization

REST APIs

Microservices

Vue.js

JavaScript

HTML/CSS

PostgreSQL

GCP

Docker

Kubernetes

Terraform

HL7/FHIR

Tools

Git

CI/CD

Cloud Run

App Engine

GKE

Job description

Classification: Contract

Contract Length: 6 Months

Position Summary

The Full Stack Engineer – Consulting Level will be part of the team in Nashville, TN. We are seeking a Consulting Full Stack Engineer with expertise in .NET, Vue.js, PostgreSQL, and Google Cloud Platform (GCP) to lead the modernization and cloud transformation of a critical enterprise application portfolio. The current legacy ASP/.NET-based application supports approximately 180+ facilities and is being expanded to support over 2,000+ additional PSC facilities. To meet the increased scale, performance, security, and operational requirements, the application must be re-architected and rewritten as a cloud-native solution leveraging modern technologies and GCP services. The ideal candidate will have experience modernizing legacy applications, designing scalable cloud-ready architectures, developing APIs and microservices, and building highly available enterprise solutions.

Responsibilities

• Analyze existing legacy ASP/.NET applications and participate in defining modernization and migration strategies.
• Design, develop, and maintain scalable backend services using C#/.NET Core/.NET 8+.
• Re-architect monolithic applications into modern, cloud-native solutions capable of supporting thousands of facilities and users.
• Design and develop RESTful APIs, microservices, and event-driven integrations.
• Build and enhance modern, responsive user interfaces using Vue.js, JavaScript, HTML, and CSS.
• Design and implement scalable data models and optimize database performance using PostgreSQL.
• Develop and deploy applications on Google Cloud Platform (GCP) leveraging cloud-native services and best practices.
• Implement CI/CD pipelines, automated testing, and infrastructure automation to improve deployment efficiency and reliability.
• Optimize application performance, security, monitoring, and observability for enterprise-scale workloads.
• Collaborate with Product Owners, Architects, Technical Leads, and business stakeholders to deliver solutions aligned with strategic business objectives.
• Participate in code reviews, technical design sessions, troubleshooting, and production support activities.

Requirements

• 10+ years of experience in software application development.
• Strong expertise in C#, ASP.NET Core, and .NET Framework/.NET Core modernization efforts.
• Experience migrating or modernizing legacy applications to cloud-native architectures.
• Experience developing REST APIs, microservices, and distributed applications.
• Strong experience with Vue.js, JavaScript, HTML, and CSS.
• Experience with PostgreSQL database development, data modeling, query optimization, and performance tuning.
• Hands-on experience with Google Cloud Platform (GCP), including: Cloud Run, App Engine, GKE, or similar application-hosting services, Cloud SQL (PostgreSQL), Pub/Sub, Dataflow, or other integration services, Cloud Monitoring, Logging, and Operations Suite
• IAM, security, and cloud governance best practices
• Experience with Git, CI/CD pipelines, and DevOps practices.
• Strong analytical, troubleshooting, and problem-solving skills.
• Excellent communication and collaboration skills.
• Experience supporting healthcare applications and large-scale facility operations.
• Experience with application modernization, domain-driven design, and microservice architecture patterns.
• Knowledge of containerization technologies such as Docker and Kubernetes.
• Experience with infrastructure-as-code tools such as Terraform.
• Familiarity with HL7/FHIR integrations and healthcare interoperability standards.
• Experience designing highly available, scalable systems supporting thousands of users and facilities.