About the role

Job Descrip on: Principal AI Architect
Loca on: Mumbai (Full me)
Experience: 10+ years
About sirrus.ai
Sirrus.ai, a part of First Living Space, is an enterprise of The Chatterjee Group (TCG) that
harnesses the power of Artificial Intelligence and other cutting-edge technologies to improve
the lives of developers, lenders, compliance houses and consumers in the real estate space.
As a B2B, agentic AI-powered next-gen SAAS platform, sirrus.ai enables real estate developers
and marketers to do market research, construction-design and project management,
automate sales and marketing, personalize and optimize AI powered content strategies and
enabling post-sales support and customer experiences thereby helping real estate companies
deliver faster and more efficient processes and conversions towards overall better customer
experiences.
Sirrus.ai uses the power of agentic AI to automate real estate use cases and have created a
proprietary framework of interacting agents which does the work automatically as humanoids
giving it a cutting edge very few companies in real estate have been able to achieve.
About TCG:
The Chatterjee Group (TCG) has an enviable track record as a strategic investor, with
businesses in many sectors. Founded by Dr. Purnendu Chatterjee in 1989, the Group
specializes in the Petrochemicals, Pharmaceuticals, Biotech, Financial Services, Real Estate
and Technology sectors in the US, Europe and South Asia. It provides end-to-end product and
service capabilities through its investments and companies in these sectors. TCG is one of the
biggest PE groups in the country with significant brand presence abroad and in India.
About the Role:
We are looking for an experienced technical architect who would define and deliver
enterprise-scale AI architectures that translate business strategy into secure, scalable, and
measurable outcomes. The role should provide technical leadership across Generative AI,
Agentic AI, Machine Learning, and Multimodal AI systems, while ensuring responsible AI
adoption aligned with governance, risk, and compliance standards.
We are looking for highly motivated candidates who will be part of the architecture team, and
work closely with the Engineering, Artificial Intelligence, Product, Business, Customer Success,
Customer Experience, Operations teams, partners and vendors to understand the
requirements and design the AI capabilities across multiple products. The candidate will be
expected to define the AI architecture aligned with business requirements, identify high-value
AI use cases and translate them into phased implementation roadmaps, and establish
architectural standards for Generative AI, Agentic AI, and ML adoption.
The candidate is expected to use knowledge of AI architecture and best practices to design
end-to-end architectures covering infrastructure, data pipelines, support AI governance
frameworks, model risk management, ensure scalability, security, explainability, and cost
efficiency, embed responsible AI principles including fairness, transparency, and robustness,
and define reference architectures for cloud, hybrid, and on-prem environments.
Key Responsibilities:
• Design AI system architectures including RAG pipelines, and agent frameworks
• Evaluate and standardize AI platforms and tools
• Oversee model development, validation, and production readiness
• Ensure seamless integration with enterprise systems, APIs, and data platforms
• Develop architectures catering to non-functional requirements like Performance,
Reliability, Security, Usability and Scalability, Interoperability, Maintainability.
• Localization and Internationalization, Compliance and Data Management.
• Write architectural design documents or review design documents.
• Communicate and coordinate with customers, partners and internal stakeholders.
Required Qualifications & Skills:
• Bachelors/Master Degree in Computer Science or related field from one of the
premier ins tutes in India/Abroad. IIT/IIIT/ISI/RECs would be preferred.
• 10 - 15 years of experience with 5+ years in the AI Technical and Solu on
architecture.
• Strong exper se in ML, deep learning, and Genera ve AI is a must.
• Deep exper se in integra ng and training Large Language Models (LLMs), Large
Mul modal Models (LMMs), Small Language Models (SLMs).
• Proven experience deploying enterprise-scale agen c AI systems including Model
Context Protocol (MCP) client-host architecture.
• Experience in Agen c Calling, Mul modal Agents including vernacular support for
Indian languages would be an added plus.
• In-depth understanding of AI governance and ethics.
• Experience in training or fine-tuning AI/ML models for real estate construc on and
BIM design solu ons.
• Hands-on experience with AI Agen c calling, including Vernacular and English
language support.
• Clear understanding of AI limita ons and effec ve workarounds to avoid uncanny or
inconsistent results to avoid hallucina ons.
• Experience performing AI-specific quality control, including fixing gesture issues,
con nuity problems, unnatural movements, and audio-visual mismatches.
• Ability to balance crea ve vision with technical constraints in fast-evolving AI
environments.
• Knowledgeable in using CI/CD tools and DevOps technologies like Docker.
• Kubernetes, and Microservices with Cloud environments like AWS/Azure/GCP
• Exposure to Real Estate Technology pla orms including Construc on Management is
• preferred
• Broad, opera onal knowledge of applica on servers, databases, load balancers and
other infrastructure components required to deploy web applica ons in a highly
available and scalable environment.
• Acquainted to mul ple SQL, NoSQL, Vector, and Graph database technologies such as
MongoDB, Couchbase, Cassandra, Redis, Neo4J, Oracle, SQL Server, Qdrant, Milvus,
Pinecone, ChromaDB, etc.
• A strong founda on in developing AI applica ons and products suppor ng desktop,
mobile, and tablet is a must.
• Adept at using design tools such as Diagrams.net, Lucidchart, PlantUML, Mermaid
etc.
Why Join Us?
• Opportunity to make an impact
• Culture of Innova on: A dynamic workplace that encourages experimenta on,
ownership, and con nuous growth.
• Vibrant Workplace: Work from our Mumbai office, collaborate with brilliant minds in
a lively vibe!
• Inclusive & Diverse: Talent ma ers, not labels.
• Meaningful Perks: Extra paid leaves for birthdays, anniversaries & more.
Our Culture: Built on strong pillars!
At FLS, we move fast, think big, and work smart.
1. Execu on is King: We deliver with precision and speed.
2. We Win & Fail Together: Teamwork over compe on, always.
3. We Test, Learn & Progress: Experiment, iterate, and grow.
4. Respect at Workplace: A culture of inclusivity and trust.
5. Intellectual Honesty: Data-driven, transparent decision-making.
6. Time is Money: We value efficiency and smart work.
Here, your ideas ma er, your impact is real, and your growth is limitless!
Inclusive and Equal Workplace
First Livingspaces Pvt. Ltd. is dedicated to crea ng an inclusive workplace that promotes
equality and fairness. We celebrate diversity and ensure that no one is discriminated against
based on gender, caste, race, religion, sexual orienta on, protected veteran status, disability,
age, or any other characteris c, fostering an environment where everyone can thrive.