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Senior Javascript Engineer Jobs in Missouri (NOW HIRING)

Walmart

Javascript Senior Software Engineer

Cassville, MO · On-site

$90K - $180K/yr

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You will build secure, scalable authentication services leveraging modern federation standards and ...

Walmart

Javascript Senior Software Engineer

Anderson, MO · On-site

$90K - $180K/yr

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You will build secure, scalable authentication services leveraging modern federation standards and ...

Walmart

Javascript Senior Software Engineer

Noel, MO · On-site

$90K - $180K/yr

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You will build secure, scalable authentication services leveraging modern federation standards and ...

Walmart

Javascript Senior Software Engineer

Cassville, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will design, develop, and support enterprise Identity and Access Management (IAM) solutions. This role will drive identity modernization ...

Walmart

Javascript Senior Software Engineer

Noel, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will design, develop, and support enterprise Identity and Access Management (IAM) solutions. This role will drive identity modernization ...

Walmart

Javascript Senior Software Engineer

Anderson, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will design, develop, and support enterprise Identity and Access Management (IAM) solutions. This role will drive identity modernization ...

Walmart

Javascript Senior Software Engineer

Anderson, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will deliver advanced support and develop enterprise security services by analyzing systems and designing robust security solutions. This ...

Walmart

Javascript Senior Software Engineer

Noel, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will lead the design, development, and maintenance of advanced enterprise security solutions. This role involves analyzing business ...

Walmart

Javascript Senior Software Engineer

Anderson, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will lead the design, development, and maintenance of advanced enterprise security solutions. This role involves analyzing business ...

Walmart

Javascript Senior Software Engineer

Noel, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will deliver advanced support and develop enterprise security services by analyzing systems and designing robust security solutions. This ...

Walmart

Javascript Senior Software Engineer

Cassville, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will deliver advanced support and develop enterprise security services by analyzing systems and designing robust security solutions. This ...

Walmart

Javascript Senior Software Engineer

Cassville, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will lead the design, development, and maintenance of advanced enterprise security solutions. This role involves analyzing business ...

Walmart

Javascript Senior Software Developer

Anderson, MO · On-site

$90K - $180K/yr

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You will build secure, scalable authentication services leveraging modern federation standards and ...

Walmart

Javascript Senior Software Developer

Noel, MO · On-site

$90K - $180K/yr

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You will build secure, scalable authentication services leveraging modern federation standards and ...

Walmart

Javascript Senior Software Developer

Cassville, MO · On-site

$90K - $180K/yr

We are hiring a Senior Software Engineer to help evolve our enterprise SSO platform within IAM. You will build secure, scalable authentication services leveraging modern federation standards and ...

Walmart

Javascript Senior Software Developer

Noel, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will design, develop, and support enterprise Identity and Access Management (IAM) solutions. This role will drive identity modernization ...

Walmart

Javascript Senior Software Developer

Anderson, MO · On-site

$90K - $180K/yr

As a Senior Software Engineer in Information Security, you will design, develop, and support enterprise Identity and Access Management (IAM) solutions. This role will drive identity modernization ...

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All JobsJavascript Engineer JobsSenior Javascript Engineer JobsSenior Javascript Engineer Jobs in Missouri

Senior Javascript Engineer information

See Missouri salary details

$117.3K

$157.2K

$179.2K

How much do senior javascript engineer jobs pay per year?

As of Sep 6, 2026, the average yearly pay for senior javascript engineer in Missouri is $157,191.00, according to ZipRecruiter salary data. Most workers in this role earn between $146,300.00 and $169,300.00 per year, depending on experience, location, and employer.

What does a senior JavaScript engineer do?

A Senior JavaScript Engineer is responsible for designing, developing, and maintaining complex web applications using JavaScript and related technologies. They often lead development teams, make architectural decisions, and ensure best coding practices are followed. In addition to writing code, they may mentor junior developers, review code for quality, and collaborate with cross-functional teams to deliver high-quality software solutions.

What are the key skills and qualifications needed to thrive as a senior JavaScript engineer?

To thrive as a Senior Javascript Engineer, you need deep expertise in JavaScript, modern front-end frameworks (like React or Angular), and a solid grasp of software engineering principles, typically supported by a degree in computer science or equivalent experience. Familiarity with build tools (Webpack, Babel), version control systems (Git), and automated testing frameworks is crucial for efficient development. Strong problem-solving skills, effective communication, and leadership abilities help you mentor team members and collaborate on complex projects. These skills are vital for delivering high-quality, scalable applications and driving innovation within development teams.

What are some common challenges faced by senior JavaScript engineers when leading projects with cross-functional teams?

Senior JavaScript Engineers often encounter challenges such as aligning frontend and backend development timelines, ensuring code quality across distributed teams, and effectively communicating complex technical concepts to non-technical stakeholders. Managing dependencies between various team members and integrating new technologies or frameworks can also present difficulties. Successful engineers overcome these challenges by fostering clear communication, implementing robust documentation, and promoting collaborative problem-solving within agile workflows.

What are popular job titles related to Senior Javascript Engineer jobs in Missouri?

For Senior Javascript Engineer jobs in Missouri, the most frequently searched job titles are:

What job categories do people searching Senior Javascript Engineer jobs in Missouri look for?

The top searched job categories for Senior Javascript Engineer jobs in Missouri are:

What are popular job titles related to Senior Javascript Engineer jobs in MO?

For Senior Javascript Engineer jobs in MO, the most frequently searched job titles are:

Senior Javascript Engineer jobs near you
Infographic showing various Senior Javascript Engineer job openings in Missouri as of August 2026, with employment types broken down into 93% Full Time, 2% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $157,191 per year, or $75.6 per hour.

Senior JavaScript Full Stack Developer

Rose International

Chesterfield, MO • On-site

Other

Posted 3 days ago

New

Job description

Date Posted: 09/03/2026
Hiring Organization: Rose International
Position Number: 506888
Industry: Biotech/Healthcare
Job Title: Senior JavaScript Full Stack Developer
Job Location: Chesterfield, MO, USA, 63005
Work Model: Hybrid
Work Model Details: Hybrid -3 days onsite and 2 days remote
Employment Type: Temporary
FT/PT: Full-Time
Estimated Duration (In months): 6
Min Hourly Rate($): 65.00
Max Hourly Rate($): 75.00
Must Have Skills/Attributes: Full Stack, JavaScript, React.JS
Experience Desired: Experience in NodeJS (10 yrs); Exeprience in ReactJS (5 yrs); Experience in TypeScript (10 yrs); Exeprience in SQL queries (8 yrs)
Required Minimum Education: Bachelor's Degree
Preferred Education: Master's Degree
**C2C is not available**
Job Description
Required Education
Bachelor's degree in computer science or a similar technical field
Preferred Education
Master's degree in computer science, similar technical field
Required Experience:
A minimum of 10 years of experience
JavaScript - 10+ years
Nodejs - 10+ years
Reactjs - 5+ years
AWS - 4+ years
PostgreSQL - 5+ years
Job Overview:
5+ years of experience as a JavaScript full-stack developer
Strong experience in ReactJS, NodeJS, and TypeScript
Good programmer - able to write clean, maintainable, well-structured code, follow popular paradigms, good practices, and local guidelines.
Experience in Cloud (preferably AWS - Lambdas, S3, SQS, SNS, Kafka, Step Functions).
Experience with front-end web technologies (e.g., HTML5, CSS3, JavaScript)
Unit testing using Jest, react-testing-library
Experience building highly scalable REST APIs hosted on could environment
Strong Experience designing databases in PostgreSQL
Product-oriented - able to take a deep dive into the business domain, and partner with product experts to suggest improvements and pragmatic solutions
Experience in working in a product-oriented agile organization
Some flexibility to work with a global team across time zones
Problem-solving skills, proactivity, and being a team player
Willingness to learn, develop, & innovate
  • **Only those lawfully authorized to work in the designated country associated with the position will be considered.**

  • **Please note that all Position start dates and duration are estimates and may be reduced or lengthened based upon a client's business needs and requirements.**

Benefits:
For information and details on employment benefits offered with this position, please visit here. Should you have any questions/concerns, please contact our HR Department via our secure website.
California Pay Equity:
For information and details on pay equity laws in California, please visit the State of California Department of Industrial Relations' website here.
Rose International is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender (expression or identity), national origin, arrest and conviction records, disability, veteran status or any other characteristic protected by law. Positions located in San Francisco and Los Angeles, California will be administered in accordance with their respective Fair Chance Ordinances.
If you need assistance in completing this application, or during any phase of the application, interview, hiring, or employment process, whether due to a disability or otherwise, please contact our HR Department.
Rose International has an official agreement (ID #132522), effective June 30, 2008, with the U.S. Department of Homeland Security, U.S. Citizenship and Immigration Services, Employment Verification Program (E-Verify). (Posting required by OCGA 13/10-91.).

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