Solution Designer, Technical Lead, and polyglot engineer with 10+ years of experience designing enterprise-grade systems across Java, .NET, Python, and modern frontend stacks. I live in Wellington, New Zealand where I translate strategic architecture into hands-on code, mentor engineering squads, and champion pragmatic innovation.

• Leading enterprise application initiatives at Mountain Leverage, shaping scalable, cloud-ready voice and workflow solutions.
• Building AI- and agent-centric prototypes that blend LLM orchestration, LangChain, and Semantic Kernel for production use.
• Mentoring cross-functional squads and codifying architecture standards that keep delivery resilient and outcome-focused.

• AI & Agent Systems: Agent Dev (Pydantic), LLMs & RAG, LangChain, Vector Databases, OpenAI API, Semantic Kernel.
• Algorithmic Optimization: Constraint Programming, Discrete Optimization, Google OR-Tools, OptaPlanner.
• Java Ecosystem: Java 17, Spring Boot, Hibernate, JPA, Gradle, Maven, JUnit 5.
• .NET Stack: C#, .NET MAUI, ASP.NET Core, Blazor, Entity Framework, LINQ, SQL Server.
• Python & Data: Python 3.11, Django, FastAPI, Pandas, NumPy, PyTorch, Jupyter.
• Frontend & Mobile: TypeScript, React, HTMX, Tailwind CSS, Flutter, Kotlin Multiplatform (KMP).

• Full-Stack Expertise: Architect complex backends and craft intuitive interfaces across Java, .NET, and Python ecosystems.
• AI & Agentic Systems: Build autonomous agent patterns using Pydantic, Semantic Kernel, and emerging orchestration techniques.
• Certified Professional: Credentialed across cloud architecture, scalable Java microservices, and deep learning practices.

• Drive technical excellence and continuous innovation across the software portfolio.
• Shape architecture decisions, codify best practices, and safeguard scalability.
• Partner with stakeholders across the business to ship resilient, production-ready applications.

• Led delivery of customized Honeywell Voice workflows for customers across APAC, EMEA, and the USA.
• Built reusable Java modules plus C# apps adopted into the Core Voice offering.
• Optimized middleware to handle assignments 10x larger than previous limits and reduced adoption time by 60 percent through training.
• Standardized build pipelines, delivered high-velocity pilots, and championed proof-of-concept innovation.

• Developed Java Spring middleware modules, peer-reviewed critical changes, and rotated across backend domains to accelerate delivery.

• Bachelor's Degree in Computer Science & Engineering at West Bengal University of Technology (2008 to 2012).
• Certifications: Machine Learning (Coursera, 2018), Deep Learning Specialization (Coursera, 2018), Algorithmic Toolbox (Coursera, 2019), Scalable Java Microservices (Coursera, 2020), Cloud Architecture with Google Cloud (Google, 2020), IBM AI Engineering Specialization (Coursera, 2020), Julia Scientific Programming (Coursera, 2020).

• Artisan's Perspective Award - Mountain Leverage (2024).
• BuildwithAI Global Hack Finalist - Hackmakers (2020).
• Honeywell Silver Award (2016).

"Parijat is an asset to any team, plenty of ideas, drive and ambition... I expect him to make a positive impact wherever he is." - Simon Riley, Systems Engineer Specialist (BT International).

"A Swiss Army Knife of IT... quickly learns new technology, mentors others, and delivers creative solutions to complex problems." - Antra Sinha, Sales Manager ANZ (Honeywell).

• Location: Wellington, New Zealand
• Email: khanparijat@gmail.com
• LinkedIn: https://www.linkedin.com/in/parijat-k
• GitHub: https://github.com/Parijat-K