Fractional CTO - freelance

Netguru
Poland
Workplace: RemoteFreelanceFunction: Executive & General ManagementSkills: []

Architect production-scale TypeScript monorepos and design Next.js/Node.js service architecture for complex products. Own PostgreSQL data modeling with strong transactional integrity and auditability, and build security/compliance architecture (RBAC/MFA, immutable audit trails, data segregation) aligned to SOC 2 Type II / EU Data Act. Most importantly, design data isolation for systems combining sensitive persisted data with AI or third-party processing.

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FursaFursa
Netguru
Netguru
3 days ago

Fractional CTO - freelance

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Last checked: 10 hours agoStatus: Live

Job Summary

Architect production-scale TypeScript monorepos and design Next.js/Node.js service architecture for complex products. Own PostgreSQL data modeling with strong transactional integrity and auditability, and build security/compliance architecture (RBAC/MFA, immutable audit trails, data segregation) aligned to SOC 2 Type II / EU Data Act. Most importantly, design data isolation for systems combining sensitive persisted data with AI or third-party processing.
Location: Poland
Workplace: Remote
Employment Type: Freelance · 4 months
Job Function: Executive & General Management
Seniority: CXO level

Key Responsibilities

  • •Architect production-scale TypeScript monorepos using Nx or Turborepo.
  • •Design Next.js and Node.js service architecture.
  • •Build PostgreSQL data models with transactional integrity and auditability for ledger-style/financial data.
  • •Integrate security and compliance at the architectural level (e.g., RBAC/MFA and immutable audit trails).
  • •Design data isolation/segregation architectures for systems that combine sensitive data with AI or third-party processing.

Pay and Benefits

Salary: USD 85 hourly
Perks:Remote Work

Key Requirements

  • •Proven experience architecting TypeScript monorepos (Nx or Turborepo) at production scale.
  • •Deep experience with Next.js and Node.js service design.
  • •Strong PostgreSQL data modeling experience, ideally with financial or ledger-style data requiring transactional integrity, auditability, and state machines.
  • •Hands-on experience designing security and compliance into architecture (RBAC/MFA, immutable audit trails, data residency/segregation).
  • •Demonstrated ability to design data isolation/segregation architectures for systems combining sensitive persisted data with AI or third-party processing.
Experience:FintechRegulated industriesAIE-commerceB2B software
Tech Stack:TypeScriptNxTurborepoNext.jsNode.jsPostgreSQLRBACMFASOC 2 Type IIEU Data ActTerraform

Company Brief

Netguru
Digital product consultancy that designs and builds web and mobile applications, providing product strategy, UX/UI design, software engineering, and DevOps services to startups and enterprises, supporting end-to-end product development and scaling.
Industry: Consulting
Company Size: Enterprise (1,001+ employees)
Growth: Established Company
Headquarters: Poznań, Poland
Founded: 2008
WebsiteLinkedIn