Senior Full Stack Developer

Long Finch Technologies, LLC.; Dallas (TX); On-site; USD 120,000 - 160,000; Full time

Job summary

Long Finch Technologies, LLC. is seeking an experienced software engineer to design, develop, and maintain scalable enterprise web applications using Next.js, TypeScript, and .NET/.NET Core.

You will build RESTful APIs, microservices, and cloud-native solutions on Azure, with a strong focus on performance, security, and reliability. The role requires expertise in Azure Functions, CI/CD with Azure DevOps, and containerization with Docker/Kubernetes.

Qualifications

• 8+ years of experience in enterprise application development and software engineering.
• 6+ years of experience developing modern web applications using Next.js and TypeScript.
• 6+ years of experience developing backend services and RESTful APIs using C#, .NET Core/.NET, ASP.NET Web API, and Azure Functions.
• Strong understanding of microservices architecture, distributed systems, API design, and asynchronous processing.
• Extensive experience with SQL Server 2019+ or Azure SQL, including database design, query optimization, indexing, and performance tuning.
• Hands‑on experience with Entity Framework Core and modern data-access techniques.
• Proven experience designing, developing, and deploying applications on Microsoft Azure.
• Experience implementing CI/CD pipelines and automated deployment processes using Azure DevOps.
• Strong understanding of software engineering principles, design patterns, application security, and performance optimization.
• Experience with Git-based version control and collaborative development workflows.
• Ability to troubleshoot complex technical issues and support mission‑critical enterprise applications.
• Strong communication, analytical, problem‑solving, and collaboration skills.

Responsibilities

• Design, develop, and maintain scalable, secure, and high-performance enterprise web applications using Next.js, TypeScript, and modern front-end frameworks.
• Build and maintain RESTful APIs, backend services, and serverless applications using C#, ASP.NET Core Web API, .NET 8+, and Azure Functions.
• Design and implement microservices, distributed systems, and event-driven architectures to support business-critical applications.
• Develop and optimize database solutions using SQL Server 2019+ and Azure SQL, including query optimization, indexing, stored procedures, and performance tuning.
• Implement efficient data-access patterns using Entity Framework Core and related technologies.
• Design, deploy, and manage cloud-native applications and services on Microsoft Azure.
• Develop and maintain CI/CD pipelines using Azure DevOps, supporting automated builds, testing, deployments, and release management.
• Apply Infrastructure as Code principles to improve infrastructure consistency, scalability, and deployment automation.
• Design and implement Progressive Web Applications (PWAs) with a focus on responsiveness, accessibility, performance, and user experience.
• Integrate Azure API Management, Azure Service Bus, and serverless services to support secure API access and asynchronous communication.
• Modernize legacy applications by refactoring existing systems, migrating workloads to Azure, and adopting contemporary application architectures.
• Containerize applications using Docker and support container orchestration and deployment using Kubernetes.
• Optimize front-end performance and implement maintainable, scalable application architectures using Next.js, TypeScript, and modern Angular where applicable.
• Implement application monitoring, logging, diagnostics, and distributed tracing using Application Insights, Azure Monitor, or similar observability tools.
• Collaborate with architects, product owners, QA engineers, DevOps teams, and other stakeholders to deliver reliable software solutions.
• Participate in architecture reviews, code reviews, technical documentation, testing, troubleshooting, and production support.
• Ensure application security, reliability, scalability, and maintainability while supporting mission-critical enterprise systems.

Skills

Next.js

TypeScript

C#

ASP.NET Core Web API

Azure Functions

Azure

Docker

Kubernetes

SQL Server

Azure DevOps

CI/CD

Entity Framework Core

REST APIs

Microservices

Distributed Systems

PWAs

Angular

Azure Monitor

Application Insights

Git

Tools

Azure Service Bus

Azure API Management

Docker

Kubernetes

Job description

Job Description

Roles and Responsibilities

• Design, develop, and maintain scalable, secure, and high-performance enterprise web applications using Next.js, TypeScript, and modern front-end frameworks.
• Build and maintain RESTful APIs, backend services, and serverless applications using C#, ASP.NET Core Web API, .NET 8+, and Azure Functions.
• Design and implement microservices, distributed systems, and event-driven architectures to support business-critical applications.
• Develop and optimize database solutions using SQL Server 2019+ and Azure SQL, including query optimization, indexing, stored procedures, and performance tuning.
• Implement efficient data-access patterns using Entity Framework Core and related technologies.
• Design, deploy, and manage cloud-native applications and services on Microsoft Azure.
• Develop and maintain CI/CD pipelines using Azure DevOps, supporting automated builds, testing, deployments, and release management.
• Apply Infrastructure as Code principles to improve infrastructure consistency, scalability, and deployment automation.
• Design and implement Progressive Web Applications (PWAs) with a focus on responsiveness, accessibility, performance, and user experience.
• Integrate Azure API Management, Azure Service Bus, and serverless services to support secure API access and asynchronous communication.
• Modernize legacy applications by refactoring existing systems, migrating workloads to Azure, and adopting contemporary application architectures.
• Containerize applications using Docker and support container orchestration and deployment using Kubernetes.
• Optimize front-end performance and implement maintainable, scalable application architectures using Next.js, TypeScript, and modern Angular where applicable.
• Implement application monitoring, logging, diagnostics, and distributed tracing using Application Insights, Azure Monitor, or similar observability tools.
• Collaborate with architects, product owners, QA engineers, DevOps teams, and other stakeholders to deliver reliable software solutions.
• Participate in architecture reviews, code reviews, technical documentation, testing, troubleshooting, and production support.
• Ensure application security, reliability, scalability, and maintainability while supporting mission-critical enterprise systems.

Required Qualifications

• 8+ years of experience in enterprise application development and software engineering.
• 6+ years of experience developing modern web applications using Next.js and TypeScript.
• 6+ years of experience developing backend services and RESTful APIs using C#, .NET Core/.NET, ASP.NET Web API, and Azure Functions.
• Strong understanding of microservices architecture, distributed systems, API design, and asynchronous processing.
• Extensive experience with SQL Server 2019+ or Azure SQL, including database design, query optimization, indexing, and performance tuning.
• Hands‑on experience with Entity Framework Core and modern data-access techniques.
• Proven experience designing, developing, and deploying applications on Microsoft Azure.
• Experience implementing CI/CD pipelines and automated deployment processes using Azure DevOps.
• Strong understanding of software engineering principles, design patterns, application security, and performance optimization.
• Experience with Git-based version control and collaborative development workflows.
• Ability to troubleshoot complex technical issues and support mission‑critical enterprise applications.
• Strong communication, analytical, problem‑solving, and collaboration skills.

Preferred Qualifications

• Experience developing and optimizing Progressive Web Applications (PWAs).
• Hands‑on experience with Azure API Management, Azure Service Bus, and event‑driven architectures.
• Experience developing serverless applications and integrating Azure Functions with other cloud services.
• Familiarity with Infrastructure as Code tools and practices.
• Experience with Docker, Kubernetes, and containerized application deployments.
• Experience with modern Angular architecture and front‑end performance optimization.
• Familiarity with Application Insights, Azure Monitor, distributed tracing, and centralized logging.
• Experience with legacy application modernization, cloud migration, and enterprise system transformation.
• Working knowledge of Bitbucket, Jira, and Confluence.
• Microsoft Azure certifications, such as AZ‑204 (Azure Developer Associate) or AZ‑305 (Azure Solutions Architect Expert).
• Experience designing highly available, scalable, secure, and resilient enterprise applications.