Senior Fullstack Engineer (Next.js/Node.js)

TL;DR

Senior Fullstack Engineer (Next.js/Node.js): Building and scaling a modern web platform using Next.js and Fastify with an accent on complex feature ownership, architectural decisions, and high standards for performance, security, and reliability. Focus on integrating AI-driven solutions, implementing data-driven improvements, and mentoring other engineers to enhance user experience and development workflows.

Location: Remote (CET ±4 hours, must be located in Ukraine, European Union, Turkey, South Africa, Brazil, Serbia, North Macedonia, Montenegro, Albania, Bosnia)

Company

hirify.global is a leading tech company creating and operating innovative consumer products across health, education, and entertainment industries.

What you will do

• Develop complex features and modules using Next.js for frontend and Node.js for backend.
• Enforce best practices in coding, testing, caching, and performance monitoring for a robust application.
• Design and implement comprehensive security measures at application, infrastructure, and data levels.
• Collaborate with product and analytics teams to integrate analytics and conduct A/B tests.
• Research and integrate emerging technologies, particularly AI-driven solutions, to improve products and development workflows.
• Mentor other engineers and promote best practices.

Requirements

• Next.js: Minimum 2 years of active, commercial experience (v14.x/v15.x) on at least two recent projects.
• Node.js: Deep knowledge and at least 3 years of hands-on experience with frameworks like NestJS, Fastify, or Hono.
• Databases: Strong proficiency with PostgreSQL and/or Supabase, including query optimization.
• ORM: In-depth practical knowledge of Prisma or Drizzle ORM, with experience in complex queries and migrations.
• Caching: Profound understanding and application of caching strategies (e.g., Redis).
• Docker: Full proficiency with Docker for containerized applications, including docker-compose.
• Workers & Queues: Understanding and practical application of background workers and message queues (e.g., BullMQ, RabbitMQ).
• Security: Proven experience in building secure systems (OWASP Top 10, CSP, CORS, API security).
• Analytics & A/B Testing: Experience with tools like Google Analytics, PostHog, Mixpanel.
• Mentorship: Passion for teaching and helping team members grow.
• Communication: Excellent communication skills for technical and non-technical stakeholders.
• Product Mindset: Ability to translate business objectives into technical solutions.

Nice to have

• Experience with CI/CD pipelines (e.g., GitHub Actions, GitLab CI).
• Experience with monorepo tools (e.g., Turborepo, Nx).
• Experience writing unit and integration tests (e.g., Jest, Playwright).

Culture & Benefits

• Remote work environment promoting work-life balance.
• Unlimited paid time off for recharging.
• Paid national holidays.
• Company-provided MacBook for seamless productivity.
• Flexible Independent Contractor Agreement offering autonomy and tax advantages.
• Opportunity for personal and professional growth in a fast-growing team.

Hiring process

• Application review (3-5 days).
• Recruiter Screening (40 minutes).
• Technical Interview (60 minutes).
• Final Interview (30 minutes).