Lead Fullstack Engineer (C#,Angular)

Let s breathe life into great tech ideas! With more than 3 000 people globally, Intellias is a company where benchmark technological solutions are born. Join in and take your part in digitalizing the world.

What project we have for you

Our customer is one of the world s leading pay-per-click (PPC) performance display advertising companies and a trusted partner of more than 3,000 e-commerce brands. The company operates commercially in 40 countries and is headquartered in France.

The product enables e-commerce businesses to extend their search marketing campaigns and re-engage visitors who have left their websites.

It helps improve online shopping by bringing the performance and precision of search advertising to display advertising. The solution delivers search-like performance: it is measurable, scalable, priced on a CPC basis, and driven by user intent. It enables advertisers to reach more potential customers, increase online sales, and achieve conversion rates and return on ad spend comparable to those of search campaigns.

Personalized banners significantly outperform standard display advertising and other retargeting formats, delivering higher click-through rates, increased on-site conversions, and higher average order values.

What you will do

• Define architecture strategy and contribute to the long-term technical roadmap.
• Lead technical solution design activities for new products and initiatives.
• Develop end-to-end features using C#, .NET, Angular, and TypeScript.
• Design scalable APIs, backend services, and system integrations.
• Collaborate with stakeholders to understand business requirements and translate them into technical solutions.
• Drive engineering standards, coding practices, and architectural consistency.
• Perform code reviews and provide technical guidance to development teams.
• Mentor and support engineers through coaching and knowledge sharing.
• Improve platform performance, scalability, reliability, and maintainability.
• Define and enhance testing strategies, CI/CD processes, and quality controls.
• Support production incidents, root-cause analysis, and defect resolution.
• Participate in Agile ceremonies, planning, estimation, and delivery activities.
• Contribute to technical documentation, deployment support, and operational processes.

What you need for this

• 8+ years of commercial software engineering experience.
• 3+ years of technical leadership experience.
• Strong expertise in C# and .NET ecosystem.
• Strong Angular and TypeScript development experience.
• Proven experience designing scalable APIs and distributed systems.
• Experience with SQL databases.
• Experience with architecture and solution design for enterprise applications.
• Strong understanding of software design patterns and engineering best practices.
• Experience with automated testing, integration testing, and quality engineering practices.
• Experience with CI/CD pipelines and modern DevOps practices.
• Experience with BDD frameworks.
• Experience with retailer API integrations
• Experience defining or enforcing guidelines for AI-assisted development tool usage on a team, including approved use cases, data-handling restrictions, and review processes for AI-generated code.
• Ability to document and monitor AI tool usage for client compliance and audit purposes.
• Experience working in Agile and iterative delivery environments.
• Excellent communication and stakeholder management skills.
• Fluent spoken and written English.
• Ability to work with substantial daily overlap with Eastern Time (ET), including flexibility to adjust working hours during peak periods, critical incidents, or as business needs require.

Nice to Have

• Experience with Identity Access Management solutions.
• Experience with Retail Media, AdTech, MarTech, or large-scale SaaS platforms.

What it s like to work at Intellias

At Intellias, where technology takes center stage, people always come before processes. By creating a comfortable atmosphere in our team, we empower individuals to unlock their true potential and achieve extraordinary results. That s why we offer a range of benefits that support your well-being and charge your professional growth.
We are committed to fostering equity, diversity, and inclusion as an equal opportunity employer. All applicants will be considered for employment without discrimination based on race, color, religion, age, gender, nationality, disability, sexual orientation, gender identity or expression, veteran status, or any other characteristic protected by applicable law.
We welcome and celebrate the uniqueness of every individual. Join Intellias for a career where your perspectives and contributions are vital to our shared success.

Disclaimer: This job posting and Location has been aggregated from external source. Role details, content, and availability are subject to change. Applicants are advised to confirm the latest information directly on the company website before applying.