Senior Full Stack Engineer

Want to revolutionize the future of education and do meaningful work that transforms future generations' lives?

Crimson Education is the world's leading college admissions consultancy, with a track record of helping ambitious students gain admission to top universities. Crimson students are 7x more likely to get into the Ivy League than their peers. We match students with a carefully-chosen team of admissions experts who focus on different parts of the college application — from essays to extracurriculars — to ensure every detail is expertly executed.

Role

We're seeking a Senior Full Stack Engineer to lead the development of our global, multi-locale marketing and web platform. This role involves building scalable systems, optimizing site performance for SEO, and ensuring smooth integration with internal tools and content infrastructure. You'll work closely with our Product, Marketing, and Design teams to deliver fast, secure, and high-converting digital experiences.

What Are The Main Responsibilities Of The Role

• Architect, build, and maintain scalable full-stack applications using Next.js, Node.js, and TypeScript.
• Build and maintain integrations with marketing tools, analytics platforms, and third-party services.
• Implement SEO-first practices, including clean site architecture, metadata, sitemaps, and page speed optimisation.
• Support and manage CI/CD pipelines and infrastructure using modern DevOps tools and workflows.
• Implement and maintain secure user authentication systems, including third-party login providers and session management.
• Ensure security and compliance, following best practices and global data protection standards (e.g. GDPR, CCPA).

What Success Looks Like

• Performance: Pages load in under 2 seconds, handle high traffic, and provide a seamless experience across mobile, target, and desktop devices in all target regions.
• Security & Compliance: Data is protected, systems meet privacy regulations (e.g. GDPR), and vulnerabilities are identified and resolved proactively.
• SEO: Technical foundations support organic growth through clean, indexable architecture and best-practice implementation.
• Reliability: Code is stable, maintainable, and deployed without regressions; site uptime remains consistently high.
• Engineering Efficiency: Development cycles are fast, with high output quality and minimal rework.
• Cross-Team Collaboration: Product and design teams can confidently identify opportunities, design solutions, then launch and iterate quickly in close collaboration with engineers.

What skills and experience are required

• 8+ years of full-stack development experience in a commercial setting.
• Advanced skills in React, Next.js, Node.js, and TypeScript.
• Strong grasp of DevOps, cloud platforms/services, particularly with AWS, and performance monitoring.
• Experience building and securing authentication flows and access control.
• Proven success delivering SEO-optimised websites at scale.
• Experience managing or building content platforms across multiple locales.
• Excellent communication and collaboration across time zones.
• Experience integrating or building with AI tools or using AI to enhance development workflows.
• (Nice to have) Familiarity with: GatsbyJS, Salesforce, Marketo or other marketing platforms, Google Analytics / Google Tag Manager, Data Integration / Pipeline Platform.

Why work for Crimson?

• Rapidly growing startup with a flexible working environment where you will be empowered to structure how you work.
• Limitless development and exposure — internal promotions/role changes made up 33% of all recruitment last year.
• $1000 individual training budget per year to support continued growth.
• Psychologist on staff and opportunities for fireside chats and workshops to support a high-performing team.
• Radical Candor is a feedback approach we live by.
• Global presence with opportunities to work from offices or remotely in 28 markets (and growing).

If you're passionate about growing in a fast-paced, collaborative environment and want to work with cutting-edge technology, then we'd love to hear from you

Please keep an eye on your spam/junk email folder for correspondence from Team Tailor.

Seniority level: Mid-Senior level

Employment type: Full-time

Job function: Engineering and Information Technology

Industries: Education Management

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