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Fractional CTO / Senior Software Architect for AI-Built SaaS Platform We are building an ambitious B2B SaaS platform for the global financial industry. The platform is already live and has been developed using AI-assisted development (Claude AI). We are NOT looking for a full-time programmer. We are looking for a highly experienced Software Architect / Fractional CTO who can help us make the right technical decisions as we continue scaling. Your role will include: • Reviewing the current architecture • Identifying technical debt • Defining development standards • Guiding AI-assisted development • Reviewing major implementations • Advising on scalability, security and maintainability • Helping build a world-class SaaS platform Current stack includes: • [login to view URL] • React • Supabase (PostgreSQL) • TypeScript Most coding is already done using AI (Claude). Your job is NOT to write every feature, but to ensure the platform is built correctly for long-term growth. Ideal candidate: • 10+ years experience • SaaS architecture • Marketplace platforms • Multi-tenant applications • PostgreSQL • API design • Cloud architecture • Experience working with AI-assisted software development is a plus. This is a long-term advisory role (5-10 hours/week initially).
Project ID: 40601227
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125 freelancers are bidding on average $34 USD/hour for this job

I find that a quick chat always saves time. Let's grab a virtual coffee to map out the best approach for your project. Let me know your availability! I bring 8+ years of experience, serving 100+ clients, specializing in SaaS architecture and AI-assisted software development. Invite me to discuss your project and review my portfolio. I'm here to help you build a scalable and secure platform. Looking forward to collaborating with you! Best regards, M H B
$40 USD in 40 days
6.8
6.8

Hello, I can help with your SaaS platform architecture and ensure the system is scalable, secure, and maintainable as you grow. I will focus on reviewing your current setup, identifying technical debt, and guiding AI-assisted development to keep the platform robust and efficient. With experience in SaaS architecture, PostgreSQL, and API design, I can provide practical advice on cloud architecture and multi-tenant applications to support your long-term goals. Could you share the current architecture details and any specific challenges you are facing? Best regards, Waqas & GoDesign Team
$30 USD in 3 days
5.0
5.0

I’m excited to submit my proposal for your AI-built SaaS platform project. With experience in SaaS architecture, cloud infrastructure, and AI-powered applications, I can help establish a scalable, secure, and maintainable technical foundation for your platform. My approach is to align the architecture with your business goals while ensuring flexibility for future growth, performance, and rapid feature development. As Chief Architect, I will work closely with your team to define the overall system architecture, evaluate AI integrations, establish development standards, and design scalable APIs, databases, and cloud infrastructure. I will focus on creating a modular, reliable, and cost-effective solution while addressing security, performance, and deployment strategies from the outset. I can also provide technical leadership, architecture reviews, and guidance throughout the development lifecycle to keep the project on track. I value clear communication, collaborative problem-solving, and delivering practical solutions that support long-term success. I am committed to helping build a robust SaaS platform that is ready for production and future expansion. I look forward to contributing as your Chief Architect and partnering with your team to turn your vision into a high-quality, scalable product.
$25 USD in 40 days
4.4
4.4

Having successfully architected and scaled AI-generated codebases for complex fintech applications, I understand the unique challenges and opportunities presented by platforms leveraging Claude AI. My experience includes optimizing performance, ensuring robust security, and establishing clear development guardrails for AI-assisted development workflows, directly addressing your need for architectural guidance on a live, AI-built SaaS product. My approach involves a comprehensive audit of your existing architecture, focusing on scalability bottlenecks and immediate technical debt. I will then define a pragmatic roadmap for technical debt reduction, establish standardized coding practices and AI prompt engineering guidelines to maintain code quality and consistency, and outline a strategic plan for further AI-assisted development, ensuring alignment with your business objectives and future growth. To ensure we're perfectly aligned, could you elaborate on your current CI/CD pipeline and how you envision integrating architectural reviews with your AI development sprints? I'm eager to discuss how my expertise can accelerate your platform's scaling and technical maturity.
$41 USD in 7 days
4.2
4.2

Hi, this is Kris from McKinney, Texas. I've reviewed your project requirements and understand that you are seeking a seasoned Software Architect/Fractional CTO to guide the technical decisions and ensure the scalability and maintainability of your AI-built SaaS platform for the financial industry. My approach would involve conducting a thorough review of the current architecture, identifying any technical debt, defining development standards, and providing guidance on AI-assisted development to help build a top-notch SaaS platform. A few additional questions: Q1: What specific challenges have you encountered with the current architecture that you are looking to address? Q2: How do you envision the role of the Software Architect/Fractional CTO evolving as the platform continues to scale? Q3: Are there any specific milestones or goals you have set for the platform's development in the near future? Best regards, Kris Kramer
$40 USD in 40 days
4.2
4.2

Hello! Your AI-built SaaS platform needs a fractional CTO who can architect scalable, production-ready systems from day one while keeping AI infrastructure lean and maintainable. I've architected SaaS platforms using Software Architecture principles that scale from MVP to enterprise, with PostgreSQL as the backbone for transactional data and session management. My AI work centers on integrating intelligent workflows into existing systems — connecting models, designing API layers, and ensuring cost-effective automation that aligns with business logic rather than inflating cloud bills. Here's how I'll get you there: - Audit your current AI-built foundation and map technical debt, scaling bottlenecks, and integration risks - Design a modular architecture that separates AI logic from core SaaS operations for independent scaling and testing - Establish monitoring, versioning, and rollback protocols so your AI components don't compromise platform stability What's the current state of your data layer — are you handling multi-tenancy at the database level or application layer, and how are AI-generated outputs being validated before they hit production? I'm ready to start immediately and can discuss architecture priorities through Freelancer messages. Best regards, Jordan Rafael G.
$32 USD in 3 days
2.6
2.6

Hi, You're building a global financial SaaS with AI-assisted development and need a scalable architectural steer rather than hands-on coding. I’ve worked with multi-tenant apps and PostgreSQL-based systems delivering governance, debt reduction, and clearer development standards. I’d begin by validating the current flow, surface debatable debt, and lock in a pragmatic set of standards and guardrails for AI-assisted work. From there I’ll map a phased plan focusing on reliability, security, and maintainability, with concrete checks at each rollout. One risk is AI-driven changes drifting and breaking strict tenant data isolation. What will be the governance model for AI-generated changes, who owns approval, testing, and rollback in prod? What are the top 3 non-negotiables for security and data isolation over the next 6 months, and how will you measure them? If we're aligned, I can outline the implementation phases before kickoff. Best regards, Brandon
$30 USD in 34 days
2.4
2.4

Hello! We have extensive experience designing and scaling SaaS platforms, marketplace applications, and enterprise systems. We'd be happy to review your current platform and share relevant architecture experience during our discussion. We can serve as your technical advisor, helping ensure your AI-assisted codebase remains secure, scalable, and maintainable as the platform grows. What We Can Help With: • Architecture Review & Technical Audit • Technical Debt Assessment • Development Standards & Best Practices • AI-Assisted Development Guidance • Code & Implementation Reviews • Scalability & Performance Planning • Security & API Architecture Review • Database & Multi-Tenant Design • Long-Term Technical Roadmap We understand that this is a strategic advisory role rather than full-time feature development. Our focus will be on helping you make the right technical decisions, improve code quality, and build a reliable foundation for long-term growth. We look forward to discussing your platform. Thank you, InvokeTech
$25 USD in 40 days
4.6
4.6

Hi, guiding AI-assisted development for your B2B SaaS platform sounds like a great fit. My approach involves reviewing the current architecture and advising on scalability, security, and maintainability to ensure long-term growth. My experience shipping production LLM apps like TryReplify, focusing on latency and guardrails, directly relates to building a world-class platform. Happy to discuss how I can contribute.
$25 USD in 40 days
0.0
0.0

Hi there, hope you're doing well. I can help elevate your B2B SaaS platform by leveraging my extensive experience in software architecture to ensure scalable and maintainable solutions. With over 10 years in SaaS architecture, I have successfully guided the development of multi-tenant applications and API design, particularly with PostgreSQL and cloud architectures. My approach will involve a thorough review of the existing architecture, identifying technical debt, and defining robust development standards to optimize AI-assisted development, ensuring the platform is primed for long-term growth. Looking forward to working with you. Thank you, Andre
$25 USD in 10 days
0.0
0.0

Howdy! I've spent the last nine years building and scaling B2B platforms across financial services, infrastructure, and SaaS environments, including multi tenant architectures, API first designs, and AI assisted development workflows. I've worked as both a hands on engineer and a technical lead guiding teams through architecture decisions, so I understand exactly what it means to keep a platform healthy when most of the code is being generated rather than hand crafted. That context is directly relevant to what you're building. Thank you. Marcos.
$39 USD in 40 days
0.0
0.0

The pattern with AI-assisted codebases at your stage isn't bugs, it's inconsistency — Claude will happily generate three different auth-checking patterns across three different API routes if nobody's defining the standard first, and by the time you notice, you've got a security review that takes days instead of hours because nothing's uniform. For Supabase specifically, the first thing I'd audit is row-level security policies — multi-tenant SaaS on Postgres lives or dies on RLS being airtight per-table, and it's exactly the kind of thing AI-generated code gets "mostly right" in a way that passes testing but leaks data under an edge case nobody wrote a test for. My approach: review current schema and RLS policies first, define a short set of concrete patterns (auth middleware, error handling, API response shape) that any future AI-generated PR has to follow, then review major implementations against that instead of re-litigating architecture every sprint. That's what actually lets AI-assisted dev scale instead of accumulating debt. I've advised on multi-tenant Postgres architecture and worked directly with AI-assisted development workflows, so I know where the two collide. Happy to start with a focused architecture review at 5 hours/week. Is the RLS policy set already documented anywhere, or is that part of what needs auditing from scratch?
$30 USD in 40 days
0.0
0.0

I can serve as your fractional CTO and senior software architect for your AI-built SaaS platform, ensuring the architecture supports your ambitious goals with scalability and reliability. I have extensive experience designing AI-driven SaaS products from the ground up, aligning technical strategy with business objectives. My approach emphasizes modular design, robust data pipelines, and secure integration of AI components to future-proof your platform. I focus on clean architecture and high-performance infrastructure to support rapid iteration. Quick question before I suggest an approach: Are you already committed to a specific tech stack, or open to recommendations based on scalability?
$37.50 USD in 7 days
0.0
0.0

I am well-equipped to serve as your fractional CTO and chief architect for your AI-built SaaS platform, understanding the need for scalable, robust architecture to support complex AI functionalities. With extensive experience leading architecture design and development for SaaS solutions integrating AI, I have guided teams through successful platform launches and scaling phases. My approach focuses on aligning technical strategy with business goals and ensuring agile, maintainable systems. I would love to chat more about your project!
$25 USD in 7 days
0.0
0.0

Hello, I work on SaaS backends and ML platforms, including multi-tenant systems, API design, and production governance around AI-assisted development. The main risk here is architectural drift from AI-generated code over time. Consistency in data models, boundaries, and contracts becomes hard to enforce. Multi-tenant isolation, access control, and auditability also need careful handling as usage scales. Another pressure point is aligning rapid iteration with reliability, especially around schema changes and backward compatibility. How is tenancy currently enforced at the data and API layers? What guardrails exist for AI-generated changes before they reach production? How are releases, rollbacks, and schema migrations managed today? Happy to support this long-term.
$35 USD in 40 days
0.0
0.0

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