Senior Front End Developer

We are rapidly growing and have a new career opportunity available!

As a Senior Front-End Developer at OCI, you'll support our global roster of clients as we develop the next generation of cutting-edge solutions.

Apply today to enjoy competitive compensation, unmatched training opportunities, and a flexible working environment!

Working at OCI promises technical challenges that are as rewarding as they are exciting. Our culture encourages you to pursue the path that fits your passions while empowering you to achieve your personal best.

What will you work on at OCI? Here's a quick sampling of our projects: 

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If you're motivated by the challenge of building sophisticated solutions that solve complex business challenges, we want to meet you!

Join our team as a Senior Front-End Developer and help us develop innovative, enterprise-ready web, software, and mobile applications.

Here's what we're looking for:

Required education and skills:

  • 5-10 years of experience using HTML5, CSS3, and JavaScript
  • At least 1 year mentoring junior developers
  • At least 2 years working with frameworks such as Angular2, React, Polymer, and Grails
  • At least 5 years interacting with JSON-based REST APIs
  • Experience with task runners, such as gulp and Grunt
  • Experience in an agile environment, preferably working with SCRUM and PODS
  • Strong verbal and written communication skills
  • BS in Computer Science or related field; Masters preferred

Skills that will give you an edge:

  • Experience using Optimizely
  • Experience in a fast-paced environment, such as a startup
  • Experience building mobile-first websites with high traffic
  • Experience with advanced tracking techniques in Google Analytics, Google Web Developer Tools, and Google Tag Manager


This position is located in our brand-new, state-of-the-art development center in St. Louis, Missouri.

Relocation assistance may be available.

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You don't have to sacrifice the balance between work and the rest of your life to be part of our team. We've created a unique environment that promises technical challenges, professional growth, competitive salaries, and benefits, plus the opportunity to work with some of the best engineers, architects, and systems integrators around. Our associates work within a team environment, where individual ideas and contributions are valued and rewarded.

Professional Development

Employees are welcome and encouraged to participate (free of charge) in any of our 140+ training offerings.

Paid Time Off

We offer paid vacation time, holidays, and sick days. A well-rested employee is a productive employee!


We pay a significant portion of premiums for medical, dental, vision, disability, and life insurance.

Partnership Track

Through tenure and exceptional performance, employees may take advantage of partner and profit-sharing opportunities.

Paid Overtime

We know your time is valuable! And we pay you for billable overtime.


Employees may participate in our 401k plan.

Flexible Work Options

We offer flexible options, including flex time and work from home.

We Keep It Casual

We want our employees to be as comfortable as possible at work!

It's easy to to apply!

Email a completed application or a copy of your resume to today!

We'll get back to you within 2 business days.

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