Senior Software Engineer / Software Architect

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