Niva Digital, LLC Jobs

Senior Full Stack Engineer (.NET, SQL & Microservices Modernization)

Niva Digital, LLC

Senior Full Stack Engineer (.NET, SQL & Microservices Modernization)

Posted Yesterday

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In-Office

Denver, CO, USA

70K-150K Annually

Senior level

In-Office

Denver, CO, USA

70K-150K Annually

Senior level

Maintain and modernize a stable .NET/SQL Server platform while leading migration from monoliths to cloud-native microservices. Design APIs and event-driven patterns, containerize deployments, optimize backend .NET apps and SQL performance, and build responsive frontends integrated with microservices. Collaborate across cross-functional teams to ensure scalable, highly available systems.

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About Us

NIVA Digital uniquely combines delivery, deep technical expertise, and flexible engagement to tackle core business challenges. We help growing businesses accelerate software delivery, optimize cloud infrastructure, and scale operations through AI-enabled delivery pods.

Job Description

We are seeking a skilled Senior Full Stack Engineer to maintain and modernize our core platform.This is an on site C2C role.

You will manage our stable .NET and SQL Server stack while leading the migration toward a scalable, cloud-native microservices architecture. This role requires balancing robust legacy systems with cutting-edge architectural transformation.

Core Responsibilities

● System Modernization ○ Break down monolithic .NET applications into distributed microservices.

○ Design scalable APIs and event-driven communication patterns.

○ Implement containerization tools to optimize deployment workflows.

● Backend Engineering ○ Maintain and optimize existing .NET Framework and .NET Core applications.

○ Write complex, high-performing SQL queries, stored procedures, and schemas.

○ Diagnose and resolve database bottlenecks to ensure high availability.

● Frontend Development ○ Build responsive, user-friendly web interfaces using modern JavaScript frameworks.

○ Ensure seamless integration between frontend UI and backend microservices.

Qualifications:

● Bachelor’s degree in Computer Science or equivalent work experience.

● 5+ years of professional full stack software development experience.

● Proven track record of migrating legacy codebases to microservices.

● Strong communication skills for collaborating across cross-functional teams.

Requirements

Required Technical Skills

● Backend: C#, .NET Core, ASP.NET MVC, Web API

● Database: SQL Server, T-SQL, query optimization, ORMs (Entity Framework)

● Architecture: Microservices, RESTful APIs, Event Buses (RabbitMQ / Kafka)

● Frontend: Angular, React, or Vue.js, along with HTML5, CSS3, and TypeScript

● Cloud & DevOps: Docker, Kubernetes, CI/CD pipelines, and AWS or Azure

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