About the role:

This is a highly specialized position requiring deep expertise in end-to-end software architecture and full-stack development across fintech, SaaS, proptech, AI, and blockchain domains. The ideal candidate has served as a primary software architect across multiple greenfield platforms and has held CTO-level technical leadership responsibilities while remaining hands-on.

Key responsibilities:

Serve as primary software architect for greenfield platform development across multiple industry verticals
Design and own end-to-end system architecture including TypeScript frontend applications, Fastify backend services, PostgreSQL database modeling, and cloud infrastructure
Implement multi-tenant architectures with physically isolated tenant infrastructure including dedicated backend services, databases, and document storage
Design asynchronous processing systems and business-critical workflows using React, Fastify, and PostgreSQL
Integrate AI-powered document extraction and processing using Anthropic Claude API and AWS Bedrock
Build event-driven workflows for reconciliation, notifications, auditing, and asynchronous operations
Design and implement digital asset pipelines including watermarking, file preparation, and secure content delivery
Integrate payment systems, KYC processes, and financial reconciliation workflows
Provide technical consulting on architecture, security, scalability, and product development
Lead technical design decisions involving reliability, security, scalability, maintainability, and delivery constraints

Mandatory qualifications:

Masters degree or equivalent in Computer Science, AI/ML, or a closely related field (Postgraduate Diploma in AI/ML preferred)
Minimum 10 years of professional software development experience
Demonstrated experience as CTO or equivalent technical leadership role
Proven track record as primary architect for multiple greenfield software platforms
Expert-level proficiency in: React, Next.js, React Server Components, TanStack, TypeScript, JavaScript
Expert-level proficiency in: Node.js, FastifyJS, Python, FastAPI, PostgreSQL, MongoDB, Redis, REST, GraphQL
Expert-level proficiency in: Docker, Kubernetes, AWS (including Bedrock and SageMaker)
Experience designing physically isolated multi-tenant SaaS architectures with dedicated backend services, databases, and document storage per tenant
Experience integrating Anthropic Claude API for AI-assisted document extraction and processing
Experience building multi-currency digital commerce platforms with automated payment verification and asset fulfillment
Experience with Ethers, Viem, Wagmi, Hardhat, and Truffle for blockchain development
Experience leading and managing globally distributed engineering teams across multiple countries
Experience restructuring engineering organizations around codebase and domain ownership
Experience establishing standardized technical interview frameworks and assessment processes
Fluent in English, both spoken and written

Senior Software Engineer / Software Architect · Primendro AB