ComplexityZero
Engineering Culture

Build great software with high autonomy.

We are looking for thoughtful, senior engineers who love clean architecture, strict type safety, and solving difficult technical problems without bureaucracy.

How We Work

01

Craftsmanship & Ownership

We take deep pride in code quality, system resilience, and clean architecture. You will have full ownership over technical decisions from day one.

02

Zero Bureaucracy, High Autonomy

No endless layers of middle management. We operate as small, high-trust engineering squads focused on delivering outstanding software.

03

Continuous Technical Mastery

We support continuous learning with conference allowances, books, dedicated research time, and direct mentorship with principal engineers.

04

Asynchronous & Ergonomic

We respect deep focus time. We prioritize well-written RFCs, clear GitHub discussions, and minimal unnecessary meetings.

Open Positions

Current Engineering Openings

Senior Full-Stack Engineer (Next.js / TypeScript)

EngineeringRemote (Global / Americas / EMEA / APAC)Full-Time
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We are looking for a Senior Full-Stack Engineer who has deep mastery of Next.js App Router, React Server Components, TypeScript, and modern PostgreSQL backends.

Key Responsibilities
  • Architect and implement complex web applications, SaaS platforms, and internal business tools
  • Write clean, idiomatic TypeScript with high unit and integration test coverage
  • Collaborate with clients and technical leads to design robust REST/GraphQL/tRPC API interfaces
  • Optimize web application performance, Core Web Vitals, and accessibility (WCAG AA)
Requirements
  • 5+ years of production experience building web applications with React and TypeScript
  • Deep understanding of Next.js App Router, SSR, hydration, and modern browser rendering engines
  • Proficiency with PostgreSQL, SQL optimization, schema migrations, and ORMs (Prisma, Drizzle)
  • Strong communication skills and ability to articulate architectural trade-offs to clients

Staff Backend / Systems Engineer (Go / Node.js)

EngineeringRemoteFull-Time
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Lead the architecture and design of high-throughput backend services, event-driven data pipelines, and multi-tenant database systems.

Key Responsibilities
  • Design resilient microservices and modular monoliths in Go and Node.js / TypeScript
  • Implement event-driven architectures with Kafka, RabbitMQ, or AWS SQS/SNS
  • Architect distributed database strategies (PostgreSQL, ClickHouse, Redis)
  • Define infrastructure as code using Terraform and automated deployment pipelines
Requirements
  • 7+ years of experience in backend software engineering and distributed systems
  • Deep expertise in database design, transaction isolation levels, indexing, and query optimization
  • Strong background in containerization (Docker), cloud infrastructure (AWS), and CI/CD
  • Experience leading technical architecture reviews and mentoring senior engineers

AI Systems & Applied LLM Engineer

AI & InnovationRemoteFull-Time
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Build practical, high-precision AI applications, RAG pipelines, vector search infrastructure, and deterministic agent workflows for enterprise clients.

Key Responsibilities
  • Develop custom Retrieval-Augmented Generation (RAG) pipelines and vector search indexing
  • Implement deterministic JSON schema validation guardrails for LLM tool calling
  • Build evaluation harnesses to measure accuracy, latency, and token cost of AI pipelines
  • Integrate Python/FastAPI microservices with Next.js frontend applications
Requirements
  • 4+ years of software engineering experience with strong Python and TypeScript capabilities
  • Hands-on experience building production RAG pipelines with pgvector, Pinecone, or Qdrant
  • Familiarity with modern LLM APIs (OpenAI, Anthropic) and framework tooling (LangChain, LlamaIndex)
  • Strong understanding of data security, PII protection, and API rate limiting
Direct Senior Engineering Access

Have a complex software challenge?
Let’s simplify it together.

Whether you are architecting a new SaaS platform from scratch, modernizing a legacy system, or scaling high-concurrency infrastructure, we are ready to help.

Response within 24 hours
Direct technical scoping call
NDA protected discussion