Full Stack Developer

Posted 20 Oct

What’s this role about? You will build and maintain internal web applications and integrations to automate workflows and improve operational efficiency. This involves collaborating with project teams to translate requirements into secure, scalable software solutions using modern frontend and backend frameworks.

Chicago, Illinois

On-site

$74K – $137K

Full-time

2-5 years exp

Bachelor degree

Skills required

Tap the ones you have

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Company

Publicis Groupe Holdings B.V

See all employees

publicisgroupe.com

11-50 employees

Information Services

AMSTELVEEN

Responsibilities

Build and maintain usable, accessible web applications using TypeScript and modern frontend frameworks.
Develop secure, well-structured APIs and backend services using Node.js and frameworks such as NestJS or Express.
Write clean, maintainable code and automated tests appropriate to the change.
Participate in code reviews and contribute to shared development practices.
Troubleshoot application and integration issues using logs, monitoring, and other diagnostic tools.
Work with internal users to clarify requirements, validate workflows, and improve existing applications.
Contribute to AI-enabled application features and workflow automation where appropriate.

Qualification

SoftwareTechnologyEngineeringData & Analytics

Bachelor’s degree in Computer Science or a related field, or equivalent practical experience.
2+ years of professional software development experience, including experience delivering and supporting production applications.
Strong proficiency in TypeScript and experience with Angular or another modern frontend framework.
Experience building backend applications and APIs with Node.js and frameworks such as NestJS or Express.
Experience building data-driven web applications and integrating with internal or external APIs.
Working knowledge of relational databases and SQL, such as PostgreSQL or MySQL.
Experience writing automated tests and troubleshooting application issues.
Proficiency with Git and collaborative development workflows.
Experience developing or supporting applications in Linux-based environments.
Ability to break work into manageable increments, communicate progress and dependencies, and raise blockers or priority conflicts early.
Ability to clarify requirements with technical and non-technical partners and explain technical decisions clearly.
Experience with Docker and containerized application deployments.
Experience with CI/CD pipelines and modern DevOps practices.
Experience with scripting languages such as Python or Bash.
Experience integrating AI services or APIs into applications, including handling structured outputs, validation, and failure cases.
Experience building internal applications, workflow automation, or integrations that replace manual operational processes.

Benefits

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.
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.

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