Senior/Lead Full-Stack Engineer

Zaelot

Zaelot

Salary: Gross salary $4000 - 6500
Type: Full time

Tags: Redis PostgreSQL REST API TypeScript

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.

This job offer is on Get on Board.

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

Core Stack Proficiency

Frontend
  • 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
Backend & Data
  • 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
Infrastructure & Ops
  • Vercel platform expertise: deployments, environments, edge vs. node runtimes, cron, and workflow primitives
  • Sentry integration, error triage, performance monitoring, and release tracking
AI/LLM Integration
  • 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
Google Maps APIs
  • Hands-on experience with Places, Geocoding, and Maps JavaScript APIs
  • Understanding of quota management, key restrictions, and cost optimization
Agentic Coding Fluency
  • 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)
Leadership & Judgment
  • 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

Nice to Have

  • Experience building multi-tenant SaaS

Conditions

Wellness program Zaelot offers or subsidies mental and/or physical health activities.
Fully remote You can work from anywhere in the world.
Internal talks Zaelot offers space for internal talks or presentations during working hours.
Paid sick days Sick leave is compensated (limits might apply).
Computer provided Zaelot provides a computer for your work.
Fitness subsidies Zaelot offers stipends for sports or fitness programs.
Performance bonus Extra compensation is offered upon meeting performance goals.
Personal coaching Zaelot offers counseling or personal coaching to employees.

Source: GetOnBoard | Main Category: Programming