ZipRecruiter

Log In

1

Mid Level Frontend Web Developer Jobs in Florissant, MO

Geodatait

Mid Level Software Engineer

Saint Louis, MO · On-site

$80 - $100/hr

Freedom Technology Solutions Groups is looking to add a mid level Software Engineer to the team ... Demonstrated experience abstracting new or legacy systems via standards-based APIs to include web ...

Collabera

Java Developer

O Fallon, MO

$47.75 - $61.75/hr

... 2000 and leading mid-market clients to deliver successfully in an increasingly competitive ... Highly experienced with front-end web development using advanced JavaScript Expertise with ...

Leidos

Mid-Level Test Engineer

Collinsville, IL · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Leidos

Mid-Level Test Engineer

East Carondelet, IL · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Leidos

Mid-Level Test Engineer

National Stock Yards, IL · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Leidos

Mid-Level Test Engineer

Maryville, IL · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Leidos

Mid-Level Test Engineer

Madison, IL · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Leidos

Mid-Level Test Engineer

Chesterfield, MO · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Leidos

Mid-Level Test Engineer

Roxana, IL · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

Leidos

Mid-Level Test Engineer

East Saint Louis, IL · On-site

$87K - $157K/yr

As a Mid-Level Test Engineer, you will play a key role in ensuring the delivery of reliable, secure ... Familiarity with CI/CD tools including Jenkins, GitLab, Azure DevOps, or similar platforms.

previous pagenext page

Showing results 21-40

All JobsMid Level Frontend Web Developer JobsMid Level Frontend Web Developer Jobs in Florissant, MO

Mid Level Frontend Web Developer information

See Florissant, MO salary details

$44.3K

$93.7K

$148K

How much do mid level frontend web developer jobs pay per year?

As of Sep 3, 2026, the average yearly pay for mid level frontend web developer in Florissant, MO is $93,654.00, according to ZipRecruiter salary data. Most workers in this role earn between $73,800.00 and $108,400.00 per year, depending on experience, location, and employer.

What is the difference between Mid Level Frontend Web Developer vs Junior Frontend Web Developer?

AspectMid Level Frontend Web DeveloperJunior Frontend Web Developer
Experience2-4 years of experience0-1 year of experience
SkillsProficient in HTML, CSS, JavaScript, frameworks like React or Angular, and basic debuggingBasic understanding of HTML, CSS, JavaScript, and learning frameworks
ResponsibilitiesDeveloping features, collaborating with designers, troubleshooting issuesAssisting in coding, learning project workflows, fixing minor bugs
Work EnvironmentIndependent task handling, team collaborationSupervised tasks, mentorship, learning-focused

The Mid Level Frontend Web Developer typically has more experience and handles complex tasks independently, while the Junior Frontend Web Developer is still developing skills and works under supervision. Both roles are essential in web development teams, with the mid-level role requiring a deeper understanding of frameworks and project workflows.

What are the most commonly searched types of Frontend Web Developer jobs in Florissant, MO?

The most popular types of Frontend Web Developer jobs in Florissant, MO are:

What cities near Florissant, MO are hiring for Mid Level Frontend Web Developer jobs?

Cities near Florissant, MO with the most Mid Level Frontend Web Developer job openings:

Mid Level Frontend Web Developer jobs near you

Mid Level Software Engineer

Geodatait

Saint Louis, MO • On-site

$80 - $100/hr

Other

Medical, Life, Retirement, PTO

Posted 16 days ago

Key responsibilities

  • Integrate and tailor geospatial COTS software applications and related hardware.

  • Develop and maintain geospatial information systems (GIS) and related data formats.

  • Abstract systems via standards-based APIs, including web services and geospatial standards.

Job description

Freedom Technology Solutions Groups is looking to add a mid level Software Engineer to the team! This position is fully onsite in St. Louis, MO.

Required Experience Desired Experience
  • Demonstrated experience in integration and tailoring of geospatial Commercial Off-The-Shelf (COTS) software applications; specialized software and database development and maintenance; integration of related specialized hardware; engineering studies to identify and remedy geodata processing bottlenecks.
  • Demonstrated experience with government and/or commercial imagery products, to include SAR or related RADAR imaging technologies.
  • Demonstrated experience working with and developing geospatial information systems (GIS) to include open-source and proprietary geospatial formats
  • Demonstrated experience in use and development with common geospatial tools, data, and operating platforms. These may include, but are not limited to:
    ○ Tools - Boundless Spatial suite, Remote View, PostGRES/PostGIS, Oracle Spatial and/or other geospatial databases, ArcGIS Desktop, ArcGIS Server, Image Server, and File Geodatabases.
    ○ Data formats including KML, KMZ, NITF, TIFF, JPEG, GeoPDF, and similar geo-related formats and data structures.
    ○ Operating Platforms – ESRI, OpenGeo Suite, or similar.
  • Demonstrated experience abstracting new or legacy systems via standards-based APIs to include web services. Including but not limited to Open Geospatial Consortium standards
  • Demonstrated experience in at least one of the following:
    ○ Developing terrain analysis visualization and algorithms.
    ○ Developing automated detection algorithms.
Education
  • A Master of Science or equivalent degree in Computer Science, Engineering, Mathematics, Information Systems, Cybersecurity, or equivalent technical degree and a minimum of 2 years of experience in full stack development to include Java, Web services, Database, and micro-service development software, engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work.
  • Or, a Bachelor of Science or equivalent degree in Computer Science, Engineering, Mathematics, Information Systems or equivalent technical degree and a minimum of 4 years of experience in full stack development to include Java, Web services, Database, and micro-service development software, engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work.
  • Or, a minimum, as equivalent to education, of 6 years of experience in software engineering/development, or a related area that demonstrates the ability to successfully perform the duties associated with this work may be substituted for a technical degree.
What’s in It for You?

Flexible work environment

A team mentality – work with friendly, like-minded professionals

Work with innovative, cutting edge technologies

Enjoy extremely competitive compensation and benefits

A work-life balance you can count on

Opportunities to grow and advance your career on our dime

The Benefits You Get with Freedom

Amazing benefits including matching 401k, fully paid medical, and more

Generous paid time off – including paid site closure days

Competitive salary offerings

Paid training and tuition reimbursement

Fully paid life and disability

Company sponsored events (game nights, holiday party, summer party, happy hours)

Interested in learning more about Freedom and our culture? Contact us today! We’re constantly hosting hiring events in our office and elsewhere, to help you get a sense of what life is like at Freedom before joining the team.

As an Equal Opportunity Employer, we do not discriminate on the basis of race, color, religion, sex, age, marital status, disability or veteran status

Accessibility

If you need an accommodation as part of the employment process, please contact Human Resources at

Phone

410-290-9035

Equal Opportunity Employer, including disabled and veterans.

If you want to view the Pay Transparency Policy Statement, please click the link: English

#J-18808-Ljbffr

Apply