Senior Front End Developer Jobs in Illinois (NOW HIRING)

Overview

As a Creative Technologist, you will bridge the gap between technical execution and creative vision, automating workflows and building data-driven digital experiences that connect brands with consumers. Reporting to the Senior Director, Creative Technology, you will collaborate daily with Art Directors, Digital Producers, and Engineers to turn innovative ideas into high-performance reality.

This is an outstanding opportunity for a tinker at heart. Join a team of over 100 specialists leading a transformative wave in digital media. You will work on Creative Innovation Projects, applying AI models, timely engineering techniques, and new technologies to address challenges and elevate our proprietary tools. By blending your curiosity with technical insight, you will directly influence Epsilon's overall direction and ensure we deliver outstanding, impactful work from day one.

Responsibilities

• Mastery of Emerging Tech: Advance your skills in GSAP, AI frameworks, and prompt engineering to stay at the forefront of the creative technologist field.
• Proprietary Innovation: Prototype Epsilon's next generation of advanced creative tools, keeping our agency ahead of the digital media revolution.
• Operational Excellence: Automate workflows to increase team capacity and scale high-volume, data-driven experiences for global clients without sacrificing quality.
• Cross-Functional Leadership: Act as a vital bridge between 100+ designers and engineering partners, translating technical constraints into creative wins.
• Strategic Influence: Provide direct input into the company's strategic direction and navigate "uncharted waters" to avoid technical pitfalls.
• Global Career Growth: Access specialized training and certifications with a clear advancement path within the Publicis Groupe network.

Qualifications

What you'll bring with you

• 3-5 years of experience with HTML5, CSS3, JavaScript (ES6+), and version control (Git).
• Proficiency in prototyping and experimentation using Cursor, Figma, Adobe Creative Suite, or Canva.
• A proven understanding of visual design, typography, and responsive, cross-platform development.
• Strong debugging skills and the ability to autonomously troubleshoot complex environments.
• A Bachelor's degree or equivalent experience in Computer Science, Design, Digital Media, or completion of a relevant coding bootcamp.

Why you might stand out from other talent

• You don't just use AI; you know how to apply prompt and context engineering to tackle unique design challenges.
• You are naturally curious and take action-whether building custom Python/Bash scripts or exploring new SDD frameworks.
• You navigate fluently between creative brainstorming and engineering logic, acting as the "connective tissue" for the team.
• You value speed-to-feedback, prototyping ideas quickly to gather data, and iterating until the solution is best-in-class.
• Familiarity with Snowflake or similar data analytics software and experience in vertical markets like finance, healthcare, CPG, or retail.

Click here to view how Epsilon transforms marketing with 1 View, 1 Vision, 1 Voice.

Additional Information

When you join Epsilon, we'll create something EPIC together. We're a global leader in data and identity, with deep expertise in digital media, clean rooms, customer data platforms, loyalty and marketing services. Positioned at the center of Publicis Groupe, Epsilon helps brands deliver personalized experiences at scale and build lasting customer relationships by unlocking the full potential of data and identity. Epsilon operates in 30+ countries across EMEA, the Americas and APAC, with more than 8,000 employees.

Check out a few of these resources to learn more about what makes Epsilon so EPIC:

Our Culture: https://www.epsilon.com/us/about-us/our-culture-epsilon

Life at Epsilon: https://www.epsilon.com/us/about-us/epic-blog

Epsilon has five values that define our culture and guide us as we create value for our clients, our people and consumers. We seek candidates who align with our company values, demonstrate them and make them meaningful in their day-to-day work:

• Act with integrity. We are transparent and have the courage to do the right thing.
• Work together to win together. We believe collaboration is the catalyst that unlocks our full potential.
• Innovate with purpose. We shape the market with big ideas that drive big outcomes.
• Respect all voices. We embrace differences and foster a culture of connection and belonging.
• Empower with accountability. We trust each other to own and deliver on common goals.

Because You Matter

As an Epsilon employee, you deserve perks and benefits that put you, your family and your finances first. Our benefits encompass a wide range of offerings, including but not limited to:

• Time to recharge: Flexible time off (FTO), 14 paid holidays, paid sick time
• Family well-being: Parental/new child leave, childcare & elder care assistance, adoption assistance
• Extra perks: Comprehensive health coverage, 401(k), tuition assistance, commuter benefits, professional development, employee recognition, charitable donation matching, health coaching and counseling

Epsilon benefits are subject to eligibility requirements and other terms.

Epsilon is an Equal Opportunity Employer. Epsilon's policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information or any other characteristic protected by applicable federal, state or local law. Epsilon also prohibits harassment of applicants and employees based on any of these protected categories. Epsilon will provide accommodations to applicants who need accommodations to complete the application process. Please reach out to LeaveofAbsence@epsilon.com to request an accommodation.

For San Francisco Bay and Los Angeles Areas: Epsilon will consider qualified applicants with criminal histories for employment in a manner consistent with the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance and San Francisco Police Code Sections 4901-4919, commonly referred to as the San Francisco Fair Chance Ordinance. Applicants with criminal histories are welcome to apply. 

#LI-VO1

 Compensation Range: USD $55,400.00 - USD $102,800.00/Annually. This is the pay range the Company believes it will pay for this position at the time of this posting. Consistent with applicable law, compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position, and the Company reserves the right to modify this pay range at any time. Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan through a third-party benefits administration system once certain criteria have been met. For regular roles, the Company will offer medical coverage, dental, vision, disability, 401k, and paid time off. The Company anticipates the application deadline for this job posting will be 9/30/2026.Employment Type: FULL_TIME