Typescript Nodejs Jobs in Missouri (NOW HIRING)

100% Remote .NET/AI Developer

Must work in EST

Cannot Provide Sponsorship - Must be able to work W2

Description

This role is responsible for designing and implementing end-to-end solutions for modern collaboration platforms, with a primary focus on backend architecture, React-based front-end development, and AI powered features. We are seeking a Full Stack Software Developer with deep expertise in backend services, API design, React/TypeScript, and applied AI—along with a strong understanding of SharePoint’s development framework. The ideal candidate has a passion for building scalable, secure, and user-centric applications and is experienced in developing AI-powered solutions that leverage large language models (LLMs), AI agent frameworks, retrieval-augmented generation (RAG), and data-driven intelligence.

Skills

C#, .net, react, AI, sharepoint, spfx, power platform

Top Skills Details

C#,.net,react,AI

Additional Skills & Qualifications

• Full Stack Solution Development: Design, develop, and implement end-to-end SharePoint-based and web solutions, including front-end components, backend services, APIs, and workflows tailored to client needs.

• Back-End Development: Design, develop, and own backend services, REST APIs, microservices, and data access layers using C#/.NET, Node.js, Azure Functions, and Azure App Services. Architect scalable, secure, and high-performance backend systems including database design, caching strategies, message queues, and background job processing.

• Front-End Development: Architect and build modern, responsive user interfaces using React, ReactJS, NextJS, TypeScript, and SPFx, including reusable component libraries, state management patterns, and performance-optimized rendering to deliver exceptional user experiences.

• AI & Intelligent Solution Development: Design, build, and integrate AI-powered features into products, including conversational assistants, intelligent search, summarization, and data-driven insights.

o Develop solutions leveraging large language models (LLMs) and AI services (e.g., Azure OpenAI, embeddings, vector search) to enhance user workflows and decision-making.

o Implement Retrieval-Augmented Generation (RAG) patterns by combining structured data, documents, and search indexes with LLMs.

o Collaborate with architects and product leaders to translate AI use cases into secure, scalable production solutions.

o Ensure responsible AI practices, including security, privacy, data access controls, and performance monitoring.

o Build and maintain AI agent workflows, prompt engineering pipelines, and evaluation frameworks to continuously improve AI feature quality and reliability.

o Design and implement backend infrastructure for AI features, including API orchestration layers, token management, streaming responses, and cost optimization

strategies.

Experience Level

Expert Level

Job Type & Location

This is a Permanent position based out of Wildwood, MO.

Pay and Benefits

The pay range for this position is $140000.00 - $160000.00/yr.

health benefits, 401k, remote, and unlimited PTO

Workplace Type

This is a fully remote position.

Application Deadline

This position is anticipated to close on Jul 7, 2026.

About TEKsystems

We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.

The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

About TEKsystems and TEKsystems Global Services

We’re a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We’re a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We’re strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We’re building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.

The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.

San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.

Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.