Brajveer Singh is one of those engineers who never stopped learning — and it shows. Over 19 years, he has built software for Morgan Stanley, Barclays, and Cognizant, working on everything from high-frequency trading platforms to large-scale digital transformation projects. Today, he is an Enterprise Architect at Granicus, where he designs AI and cloud architectures for government platforms. What makes him stand out is not just the depth of his Java expertise, but the sheer breadth of his cloud credentials — seven AWS certifications, three Google Cloud Professional certifications, and Azure Fundamentals. Add to that a 13-course AI Security specialisation, the TOGAF certification, and multiple deep learning and GenAI programmes, and you start to see why his colleagues consistently describe him as someone who brings both depth and clarity to every problem he touches.
Career Arc
As Enterprise Architect III, Brajveer designs reference architectures for Agentic AI, cloud, data, and enterprise applications. He evaluates emerging technologies through proof-of-concepts and advises leadership on strategic architecture decisions. He also leads hiring for senior GenAI roles.
As Principal Architect and Associate Director, Brajveer led system architecture and development for Digital Engineering pods in Bengaluru. He designed scalable solutions for enterprise clients and managed cross-functional engineering teams delivering digital transformation projects.
As Senior Java Lead and Vice President in Technology and Operations Risk, Brajveer handled technical oversight of operational risk frameworks. He built risk management tools and identity and access management solutions, improved engineering practices across the team, and worked on the data systems behind risk reporting.
Brajveer held two roles at Barclays over nearly four years. As Java Tech Lead and AVP of Technology (2020–2022), he led design and development of Spring Boot applications, ensuring distributed systems met the bank's performance and security standards. Earlier, as Senior Java Framework Developer and AVP in Barclays Investment Bank's BATS division (2018–2020), he built and optimised Java frameworks for algorithmic and electronic trading in a low-latency environment.
"Good architecture is not about complexity — it is about making the right trade-offs so that systems scale, stay secure, available, resilient and remain simple enough for teams to own."
Enterprise Architect III at Granicus
Technical Identity
Core Strengths
- Enterprise Architecture (TOGAF Certified)
- Multi-Cloud (AWS, GCP, Azure)
- Java & Spring Boot / Spring AI
- Agentic AI & Generative AI Systems
- Microservices & Distributed Systems
Education & Certifications
- M.Tech, Software Systems (Data Analytics) — BITS Pilani, 2015–2017
- B.Tech, Computer Science and Engineering — Galgotias College of Engineering and Technology, 2002–2006
- TOGAF Enterprise Architecture Practitioner — The Open Group
- AWS Certified Solutions Architect – Professional — Amazon Web Services
- Google Cloud Professional Cloud Architect — Google Cloud
- Microsoft Certified: Azure Fundamentals — Microsoft
- AI Governance Professional (AIGP) – Course Completed — IAPP
- Build Next-Gen LLM Apps with LangChain & LangGraph — Coursera
Industry Impact & Peer Perspectives
What colleagues and clients have highlighted about his work.
Throughout his career, Brajveer has earned a reputation for bridging the gap between high-level architectural strategy and flawless ground-level execution. At Granicus, he is known for transforming complex technical requirements into scalable cloud and AI solutions that engineering teams can easily adopt and maintain. This hands-on leadership extends back to his time at Cognizant, where he guided massive digital transformation projects for enterprise clients.
Earlier in his career, his architectural precision proved critical in high-pressure environments. At Morgan Stanley, he consistently delivered robust identity and access management tools alongside risk management systems, demonstrating a rare ability to balance strict compliance needs with high-performance engineering. Similarly, his work at Barclays was instrumental in optimising low-latency trading frameworks, ensuring absolute system reliability and speed when milliseconds mattered most.
Signal
Recent activity and public contributions.
Cloud Architecture & Multi-Cloud Expertise - Brajveer has gone deep on cloud — and not just one platform. He holds seven AWS certifications (including Solutions Architect Professional and Security Specialty), alongside top-tier GCP and Azure credentials. But what truly sets him apart is his execution across complex, high-stakes environments. At Granicus, he designs resilient, multi-cloud architectures that power critical government platforms. During his tenure at Cognizant, he led digital engineering pods to deliver scalable, cloud-native transformations for massive enterprise clients. At Morgan Stanley, he modernised the infrastructure behind complex operational risk frameworks, ensuring data integrity at scale. And at Barclays, his architectural precision was central to optimising low-latency algorithmic trading systems where milliseconds mattered. When a business needs to choose between AWS, GCP, or Azure for a critical workload, he speaks from a track record of proven, hands-on delivery.
Enterprise Architecture & System Design - He is a certified TOGAF Enterprise Architecture Practitioner, which means he thinks about systems at the organisation level — not just individual applications. Over the years, he has designed reference architectures for microservices, event-driven systems, and distributed platforms. He is the kind of architect who will actually build a proof-of-concept before recommending something, rather than just drawing diagrams. That practical approach is a big part of why his recommendations tend to stick.
AI & Machine Learning - Over the past couple of years, Brajveer has gone all-in on AI. He completed a 13-course AI Security specialisation, the full Deep Learning Specialisation from DeepLearning.AI, and the LangChain and LangGraph specialisation for building LLM apps. He also completed a course on the AI Governance Professional (AIGP) from IAPP and the AWS Machine Learning Specialty. At Granicus, he is now putting all of that learning to work — designing Agentic AI architectures and personally running hiring drives for senior GenAI engineers.
Java Platform & Engineering Leadership - Java has been his bread and butter for close to two decades. He has built low-latency trading systems at Barclays, risk platforms at Morgan Stanley, and cloud-native microservices at Cognizant — all on the Java stack. But beyond the code, he is someone teams trust to lead. Colleagues describe him as someone who takes ownership, solves problems fast, and makes complicated things feel simpler for the people around him.
