Frontend Developer (Junior/Mid)

This is Us

Ingenious Lion is a Digital Tech Hub designed exclusively for Publicis Groupe, one of the world’s leading marketing agencies.

As the marketing industry continues to drive digital transformation, Publicis Groupe empowers its clients with innovative data solutions and media ecosystems. Ingenious Lion has one mission: to partner with Publicis’ global teams in creating innovative data and digital tech products that will shape the future.

What makes us successful? Two key ingredients: we seek the good and the best, meaning we cultivate a thriving company culture. We’re all about creating an environment where people don’t just work; they grow, challenge themselves, strive for excellence, and are recognized for their incredible value to the team.

If you're curious to learn more about us, here are four things you should know:

• Our company culture is anchored in five powerful values: Joy, Honesty, Connectivity, Own Challenger, and Greater World. Do these values resonate with you?

• We are committed to diversity and inclusion because we believe our unique differences make us stronger.

• We encourage open communication and create an environment where everyone’s voice is heard and every contribution is valued.

• Finally, we’re somewhat “obsessed” with quality. We believe in continuous learning and knowledge sharing; when we hit a roadblock, we don’t just complain—we create solutions to overcome it.

In one sentence, we are a group of people with an unusual aptitude for generating great ideas, groundbreaking concepts, and infusing them with positive energy and good fun.

Feeling Ingenious already?

A Sneak Peek at Your Future Role

As a Frontend Developer, your mission is to enhance clarity and usability in complex systems through intuitive, high-quality user interfaces. You will collaborate within a cross-functional Scrum team, focusing mainly on frontend development while gradually gaining exposure to back-end technologies.

You will help transition from a monolithic platform to a modular, microservices-based architecture. Your role will focus on expanding and refining the User Administration UI to ensure a smooth and responsive experience across all devices.

Although primarily focused on frontend tasks, this role provides opportunities to develop your full-stack skills over time. With a strong emphasis on maintainability, performance, and clean code practices, you'll play a key role in delivering the next generation of our global tech platform.

Here Are the Key Tasks You'll Be Working on Every Day

• Design and develop user interface features that simplify the management of users, roles, and permissions in a secure and scalable way.
• Enhance and expand the internal Admin UI to support new permission models and data access controls.
• Translate business rules into intuitive user experiences that facilitate administrative tasks across multiple client contexts.
• Collaborate on client migrations by adapting UI logic to evolving requirements and service structures.
• Contribute to the team’s efforts in modernizing the platform by preparing the interface for a transition to microservices.

We're Thrilled to Have You Consider Joining Our Team. Here Are the Qualifications We're Seeking

• Up to three years of professional experience working with React and TypeScript in a frontend-focused development environment.
• Bachelor's degree in Computer Science or a similar field.
• Solid understanding of core web technologies including JavaScript, HTML, and CSS.
• Experience with frontend unit testing frameworks such as Vitest or Cypress.
• Knowledge of backend development using .NET Core, C#, and SQL Server, including Entity Framework Core.
• Understanding of version control workflows and collaboration using Git.
• Knowledge of AWS Cloud Services.
• Fluent in English, both verbal and written.

Skills That Would Make You Shine Even Brighter!

• You are familiar with OAuth and understand its role in secure user authorization.
• You have exposure to Azure Cloud Services.
• You’ve come across CI/CD pipelines and tools such as YAML pipelines and Terraform.