.Net Full Stack Developer

InvestM Technology LLC; San Francisco (CA); Hybrid; USD 140,000 - 200,000; Full time

Job summary

InvestM Technology LLC is seeking an experienced Full Stack .NET Developer / Senior Technical Lead in San Francisco for a hybrid role. The candidate will bring strong C#, .NET Core, React, Azure, and microservices expertise to modernize legacy applications into cloud-native solutions.

You will lead architectural decisions, collaborate with engineers and stakeholders, and deliver scalable enterprise applications in the financial services domain.

Qualifications

• 10+ years of progressive software development, preferably in financial services.
• Strong hands-on experience in C#, .NET Core, ASP.NET MVC, ASP.NET WebForms, and full-stack development.
• Front-end experience with React, JavaScript, jQuery, HTML, CSS, and Bootstrap.
• Proven experience designing, developing, and integrating REST APIs and Web APIs.
• 3+ years with Microsoft Azure cloud services (App Services, Functions, Logic Apps, Storage, AD, DevOps).
• 5+ years of SQL development, including complex queries, stored procedures, and performance tuning.

Responsibilities

• Modernize legacy WinForms to React-based UIs and .NET microservices.
• Design, deploy, and maintain cloud-native apps on Azure (AKS, App Services).
• Enhance apps built with C#, .NET Core, ASP.NET MVC/WebForms, React and APIs.
• Build secure, scalable web apps using OAuth 2.0, JWT, EF, LINQ, JS, HTML, CSS, Bootstrap.
• Architect microservices and modernize legacy .NET for cloud deployment.
• Work with SQL Server: T-SQL, stored procedures, triggers, and performance tuning.
• Monitor performance with Azure Monitor and observability tools.
• Collaborate with stakeholders to translate requirements into solutions.
• Serve as SME for asset-management tech and financial services apps.
• Prioritize work, communicate risks, and ensure on-time delivery.

Skills

C#/.NET

React

Azure

Microservices

REST/Web APIs

SQL Server

WinForms modernization

Leadership

Cloud architecture

OAuth/JWT

Tools

Azure DevOps

AKS

Azure App Services

Azure Functions

Entity Framework

JWT/OAuth

SQL Server tooling

Job description

.Net Full stack Developer
San Francisco CA (Hybrid)
W2 Only

Job Summary

InvestM is seeking an experienced Full Stack .NET Developer / Senior Technical Lead with strong expertise in C#, .NET Core, React, Microsoft Azure, and microservices architecture. The ideal candidate will have a strong background in financial services, preferably asset management, and hands‑on experience modernizing legacy applications into scalable, cloud-native solutions.

This role requires a technically strong professional who can assess architectural approaches, lead technical design decisions, and deliver solutions across multiple technology platforms.

Key Responsibilities

• Modernize legacy Windows Forms (WinForms) applications by migrating functionality to React-based user interfaces and .NET microservices.
• Design, develop, deploy, and maintain cloud-native applications using Azure Kubernetes Service (AKS), Azure App Services, Azure Functions, and related Azure services.
• Enhance and support existing applications built with C#, .NET Core, ASP.NET MVC, ASP.NET WebForms, React, REST APIs, and Web APIs.
• Develop secure, scalable, and high-performance web applications using OAuth 2.0, JWT, Entity Framework, LINQ, jQuery, JavaScript, HTML, CSS, and Bootstrap.
• Design and implement microservices architectures and modernize legacy .NET applications for cloud deployment.
• Build and maintain database solutions using SQL Server, T-SQL, stored procedures, triggers, functions, and database optimization techniques.
• Configure, monitor, troubleshoot, and optimize application performance using Azure Monitor and other observability tools.
• Leverage Azure services, including Azure Logic Apps, Azure Storage, Azure Active Directory (Azure AD), and Azure DevOps (ADO), to build and support enterprise applications.
• Evaluate architectural options and recommend solutions that address scalability, high availability, fault tolerance, security, and maintainability.
• Collaborate with business stakeholders, architects, engineering teams, and senior management to translate business requirements into technical solutions.
• Serve as a technical subject matter expert for asset management technology platforms and related financial services applications.
• Manage technical priorities, communicate risks and dependencies, and ensure successful delivery across multiple concurrent initiatives.

Required Qualifications

• 10+ years of progressive software development experience, preferably within financial services or asset management organizations.
• Strong hands-on expertise in C#, .NET Core, ASP.NET MVC, ASP.NET WebForms, and full-stack web application development.
• Strong front-end development experience with React, JavaScript, jQuery, HTML, CSS, and Bootstrap.
• Proven experience designing, developing, and integrating REST APIs, Web APIs, and web services.
• Experience with Entity Framework, LINQ, OAuth 2.0, and JWT-based authentication and authorization.
• 3+ years of experience with Microsoft Azure cloud services, including Azure App Services, Azure Functions, Azure Logic Apps, Azure Storage, Azure AD, and Azure DevOps.
• Hands-on experience with application modernization, microservices architecture, and cloud deployment using AKS and/or Azure App Services.
• 5+ years of SQL development experience, including complex queries, stored procedures, triggers, functions, and database performance tuning.
• Experience working with SQL Server or Snowflake.
• Strong understanding of cloud architecture, distributed systems, high availability, fault tolerance, scalability, and application security.
• Strong architectural assessment, technical design, troubleshooting, and problem-solving skills.
• Excellent communication skills with the ability to work effectively with technical teams, business stakeholders, and senior decision-makers.
• Ability to work independently, manage competing priorities, and contribute effectively within a collaborative engineering environment.