Senior javascript developer jobs in saint louis, mo

Remote Senior JavaScript/React Developer

Remote

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3d ago

AboutUs: BasedinSanFrancisco,California,TuringistheworldsleadingresearchacceleratorforfrontierAIlabsandatrustedpartnerforglobalenterprisesdeployingadvancedAIsystems.Turingsupportscustomersintwoways:first,byacceleratingfrontierresearchwithhigh-qualitydata,advancedtrainingpipelines,plustopAIresearcherswhospecializeinsoftwareengineering,logicalreasoning,STEM,multilinguality,multimodality,andagents;andsecond,byapplyingthatexpertisetohelpenterprisestransformAIfromproofofconceptintoproprietaryintellig

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Contract

200 - 300

Senior Full Stack Developer - JavaScript

Remote

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30+d ago

Detailed Job Description: Position Title: Sr. Full Stack Engineer Location: 100% Remote Duration: 6 Months Contracts + Extension As a Senior Full Stack Engineer, candidate will be responsible for building and maintaining robust data pipelines and ETL processes that power analytics and reporting across Client programs. Candidate will also develop and optimize complex SQL queries to support large-scale educational data analysis and take responsibility for creating design specifications, unit te

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Contract

$75 - $82

Full Stack JavaScript Developer (Data & Search Focus)

St. Louis, Missouri

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Today

Location: St. Louis, MO (On-site) Clearance: TS Required / TS/SCI Preferred Position Overview Metric5 is seeking a motivated Full Stack JavaScript Developer to join a highly visible mission project for our NGA customer. In this role, your primary focus will be designing, building, and maintaining robust web applications using React, Node.js, NestJS, and TypeScript within a modern cloud-native ecosystem. You will also assist with integrating, optimizing, and supporting the application's underlyin

Full-time

USD 140,000.00 - 170,000.00 per year

Application Developer - JavaScript

St. Louis, Missouri

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Today

Overview We are seeking an Application Developer to join Esri's Geo Experience Center team, where you will contribute to building prototype applications that explore digital cartography, advanced map visualizations, and web-based GIS experiences. This role focuses on hands-on application development using JavaScript, TypeScript, ArcGIS Maps SDK for JavaScript, and modern web application frameworks to test ideas, visualize complex spatial data, and support early-stage innovation. You will work

Full-time

USD 83,720.00 - 141,440.00 per year

Remote Senior JavaScript/React Engineer

Remote

•

3d ago

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Contract

200 - 300

Technology Portfolio Programmer Analyst (JavaScript Developer) - Remote

Remote or Inver Grove Heights, Minnesota

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Today

Genesis10 is currently seeking a Technology Portfolio Programmer Analyst (JavaScript Developer) for a Remote position with an Agricultural Cooperative located in Inver Grove Heights, MN. This is a 10+ month contract opportunity. Compensation: $52.00 - $55.00 per hour, W2, based on qualifications Position Overview: This role is responsible for designing, developing, and maintaining custom solutions within SAP LeanIX to improve visibility, automation, and reporting across the technology portfolio

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Full-time

USD 52.00 - 55.00 per hour

Senior JavaScript Test Automation Engineer

Remote

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Today

We are looking for a Senior Test Automation Engineer with strong experience in JavaScript- or TypeScript-based automation frameworks. The ideal candidate should have hands-on experience building and maintaining automated tests for modern web applications and APIs, with a strong focus on quality, reliability, and maintainability. This role requires solid automation experience, strong testing fundamentals, and the ability to collaborate effectively with development, product, and QA teams. Responsi

Full-time

Senior Ruby on Rails Developer

Remote

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2d ago

Note: The client is looking for California Local candidates (First Priority). 5+ years of experience in developing web applications using Ruby and Ruby on Rails.Strong proficiency in Ruby programming language and object-oriented design principles.Hands-on experience with Ruby on Rails framework (Rails 5/6/7) for building scalable and maintainable applications.Expertise in developing RESTful APIs and integrating third-party APIs.Experience with front-end technologies such as HTML5, CSS3, JavaScri

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Contract

Depends on Experience

Senior React & Node Developer

Remote

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6d ago

Are you a talented Senior Developer looking for a remote job that lets you show your skills and get decent compensation? Look no further than the marketplace that connects you with hand-picked startups in the US and Europe. What we offer: The rate depends on your seniority level, skills and experience. We've already paid out over $11M to our engineers.No more hunting for clients or negotiating rates let us handle the business side of things so you can focus on what you do best.We'll manually fi

Contract

75000 - 199000

Senior React Developer

Remote

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2d ago

Please find the Job Description below and share your updated resume if interested. Job Description Role: Senior React UI Developer Location: Remote (PST time zone) Experience: 8+ years; Senior level Job Summary We are seeking an experienced Senior React Developer to build scalable, responsive, and high-performance user interfaces. The ideal candidate will have strong expertise in React.js, JavaScript, modern UI development, and frontend architecture. Key Responsibilities Design, develop, and

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Full-time

100000 - 130000

Senior Full Stack Developer

Remote or Sacramento, California

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2d ago

Infinite Solutions Inc. is a California-based Information Technology Solution provider specializing in delivering enterprise technology and digital transformation solutions for public-sector clients since 1997. With deep expertise in systems integration, ERP implementations, data analytics, and modernization, we support mission-critical initiatives for State and local agencies. Our team is known for combining technical excellence with a practical, results-driven approach to solving complex busin

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Contract, Third Party

Depends on Experience

Senior Full Stack .NET Developer

Remote

•

Today

Job Title: Senior Full Stack .NET Developer Job Location: Remote Job Type: Full Time Job Description: Develop scalable web applications using .NET and ASP.NET Core. Build responsive frontend applications using React or Angular with TypeScript. Develop REST APIs and backend services using C#. Work with Entity Framework Core, SQL Server, and Azure SQL. Integrate applications with external APIs and enterprise systems. Implement authentication, authorization, logging, caching, and error handling.

Full-time

Senior Application Developer

Remote or Lynnfield, Massachusetts

•

Today

Job Description Senior Application Developer About the Role We are seeking a highly skilled Senior Application Developer / Technical Lead to design, develop, support, and enhance enterprise web applications using modern Microsoft technologies. The ideal candidate will have strong experience with Angular, C#, .NET, IIS, Identity Management solutions, GitHub, Azure DevOps (ADO), and application security remediation practices. This role requires a hands-on technical leader who can collaborate ac

Full-time

USD 96,250.00 - 125,000.00 per year

Senior Java Developer

Remote

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3d ago

Position : Senior Java Developer Location : St. Louis Missouri Direct Client Requirement As a Staff Software Engineer, you will play a leadership role on a product team to design and build new features and components in our evolving platform, helping to embrace modern principles like microservices and event driven architectures. Mandatory Skills: 8-10+ years of hands-on software engineering experience Recent experience in Java, Kotlin, Oracle, Postgres, Data handling, Spring, Spring Boot Recent

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Contract

Depends on Experience

Senior Full-stack Developer

Remote

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6d ago

Are you a talented Senior Developer looking for a remote job that lets you show your skills and get decent compensation? Look no further than the marketplace that connects you with hand-picked startups in the US and Europe. We only accept applications submitted through the link provided at the job listing. Please apply here.What we offer: The rate depends on your seniority level, skills and experience. We've already paid out over $11M to our engineers.No more hunting for clients or negotiating

Contract

85000 - 199000

Senior Frontend Engineer

Remote

•

Today

At ClickUp, we're building the future of work: the first truly converged AI workspace unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI. We are an AI-native company. Every team member is expected to leverage AI daily, and we evaluate AI fluency as part of our hiring process. Join us and help redefine what's possible. Role Overview We're looking for a Senior Frontend Engineer to help build and improve core product experiences at ClickUp. You'll wo

Full-time

USD 160,000.00 - 210,000.00 per year

Test Automation Architect (JavaScript / Python)

Remote

•

Today

Join our Testing Competency Center as a Test Automation Architect and drive modern automation strategies with a strong focus on JavaScript or Python ecosystems . You will play a key role in shaping scalable automation solutions and integrating AI into the SDLC. Responsibilities Design and implement end-to-end test automation architectures using JavaScript and Python Define automation strategies, including framework selection, tooling, and infrastructure setup Build and scale automation from scra

Full-time

Platform Design Systems Lead (Remote)

Remote or Hybrid

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Today

An established financial services organization is seeking a Platform Design Systems Lead to support a remote team. This role focuses on advancing platform-level design systems through governance, documentation, accessibility, and cross-functional collaboration to help deliver scalable and consistent digital experiences. About the Opportunity: Schedule: Monday to Friday Hours: Standard business Setting: Remote Responsibilities: Define and evolve the platform design-system roadmap in alignment wi

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Contract

$49 - $49 per hour

Software Engineer: Full Stack - Python, Java or JavaScript/TypeScript (TS/SCI Clearance Required)

St. Louis, Missouri

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Today

This job requires active TS/SCI clearance. Please apply only if you have an active TS/SCI clearance. North Point Technology is looking to hire a Full Stack Software Engineer to support a mission-critical GEOINT program for an Intelligence Community customer. The qualified candidate must have an active Top Secret/SCI security clearance and will design, develop, and deliver modern, cloud-native software solutions that enable national security missions. The ideal candidate has an excellent unders

Full-time

Senior Full Stack Developer

Remote or San Antonio, Texas

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Today

Job Family: Software Development & Support Travel Required: Up to 10% Clearance Required: Ability to Obtain Public Trust What You Will Do: The Full-Stack Developer will work closely with clients, digital leaders, solutions architects, and technical/ functional leads across Guidehouse digital teams and market segments to support client projects and provide solutions for growth efforts and capabilities build-out.Serve as a key member of the modernization team to support technical challenges/dem

Full-time

USD 92,000.00 - 153,000.00 per year

Senior javascript developer jobs in St. Louis, MO, USA