Senior Frontend Engineer (Next.js & Security RBAC)

¡Work at DaCodes!

We are a firm of software and digital transformation experts delivering high-impact solutions.

For 10 years we have created technology and innovation-driven products thanks to our team of 220+ talented #DaCoders, including developers, architects, UX/UI designers, PMs, QA testers and more. Our team collaborates on projects with clients across LATAM and the United States, achieving outstanding results.

At DaCodes, you will have the opportunity to boost your professional growth, work on diverse projects across industries, and contribute to the design, implementation, and optimization of cloud infrastructures.

Our DaCoders make a real impact on the success of our business and our clients. You will be the expert driving our projects while working with disruptive startups and global brands.

Are you interested?

Technical Requirements

Must Have

• Next.js 14 + TypeScript + React 18
• Experience with complex RBAC systems, including:
• Multi-layered security (UI → Middleware → API → Database)
• Role hierarchy and multi-tenant data isolation
• Centralized permission management

• Solid PostgreSQL literacy (schema comprehension, query optimization)
• Testing experience with Vitest + Playwright
• Proven use of Claude Code as the primary development tool

Our Stack

• Frontend: Next.js, React 18, TypeScript, Tailwind CSS, Radix UI
• Auth & State: NextAuth.js, React Query, React Table, React Hook Form + Zod
• Database: PostgreSQL (shared across 4 applications)
• Architecture: SecureQueryBuilder with role-based query filtering, middleware route protection, centralized navigation
• Testing: Vitest + Playwright
• Tooling: Comprehensive package.json with 27+ scripts

Ideal Candidate

• 3–5+ years of experience building production-grade React/Next.js applications
• Strong TypeScript and security-first mindset
• Hands-on experience with RBAC and multi-tenant systems
• Comfortable navigating and understanding large, existing codebases
• Proactive, self-directed, and collaborative in a remote-first setting
• Claude Code proficiency (required)

Main Responsibilities

• Take ownership of a sophisticated Next.js dashboard, maintaining and extending its features.
• Debug and troubleshoot access control issues in a highly granular RBAC system.
• Build and optimize interfaces leveraging our Tailwind + Radix design system.
• Integrate with PostgreSQL (read schemas, optimize queries, no new schema design).
• Ensure code quality with a robust testing suite (Vitest + Playwright).
• Collaborate with product and technical leadership while working independently.

BENEFITS

🚀 Integration with global brands and disruptive startups.
🏡 Remote work / Home office.
📍 If hybrid or on-site work is required, you will be informed from the first session.
⏳ Work schedule aligned with the assigned project team.
📅 Monday to Friday work week.

🎉 Day off on your birthday.
🏥 Major medical insurance (apply for Mexico).
🛡️ Life insurance (apply for Mexico).
🌎 Multicultural work teams.
🎓 Access to courses and certifications.
📢 Meetups with special IT guests.
📡 Virtual team-building events and interest groups.
📢 English classes.
🏆 Opportunities across our different business lines.
🏅 Proudly certified as a Great Place to Work.