Senior/Lead Full-Stack Engineer en Zaelot

Our team is composed of top-notch professionals who bring creativity, vision, and a commitment to excellence to every project. We blend the talents of analysts, designers, and software engineers to create a highly productive and innovative environment. In the ever-evolving world of technology, we are dedicated to staying ahead of the curve by continually expanding our knowledge and skills. This drive for continuous improvement allows us to enhance both our products and our team's capabilities.

Postula a través de Get on Board.

• Deep expertise in Next.js (App Router, Server Components, Server Actions, Route Handlers) with production experience deploying to Vercel
• Strong TypeScript skills with an emphasis on end-to-end type safety
• Proficient with Shadcn/ui and Tailwind CSS; comfortable extending and customizing component systems
• Experience with react-hook-form and zod for schema-driven forms and validation

• Building REST APIs using Next.js Route Handlers, including auth, validation, error handling, rate limiting, and idempotency
• Strong PostgreSQL skills (schema design, indexing, query optimization, RLS policies)
• Hands-on experience with Supabase across its full surface area: Postgres, Auth, Realtime/Websockets, Storage, Cron, and Queues
• Drizzle ORM for schema definition, migrations, and type-safe queries
• Upstash Redis for caching, rate limiting, and ephemeral state
• better-auth for authentication and session management
• supabase-js client patterns for both server and browser contexts

• Vercel platform expertise: deployments, environments, edge vs. node runtimes, cron, and workflow primitives
• Sentry integration, error triage, performance monitoring, and release tracking

• Production experience integrating OpenAI and Anthropic (Claude) APIs
• Familiarity with tool use/function calling, structured outputs, streaming, prompt engineering, token and cost management, and handling non-deterministic outputs
• Experience designing retry, fallback, and evaluation patterns for LLM-backed features

• Hands-on experience with Places, Geocoding, and Maps JavaScript APIs
• Understanding of quota management, key restrictions, and cost optimization

• Daily working proficiency with Claude Code and/or Codex to accelerate delivery
• Solid understanding of skills, MCPs (Model Context Protocol servers), and subagent workflows
• Able to design effective agent loops, context strategies, and tool configurations
• Can set up project-level conventions (CLAUDE.md, custom skills, MCP configurations)

• Lead level or strong senior with a track record of owning architecture and driving complex engagements to ship as an individual contributor
• Self-starter who can operate with ambiguity and translate product concepts into working systems without heavy hand-holding
• Strong design and UX sensibility; cares about the experience, not just the wiring
• Makes pragmatic architecture calls under time pressure and isn't religious about any one approach
• Creative problem-solver comfortable with greenfield work, unknowns, and iterative discovery