About Rushikesh Joshi - AI/ML Software Engineer

Who I Am

I am Rushikesh Joshi, a Senior AI/ML Software Engineer with over 7 years of professional experience building intelligent systems at scale. I currently work as Software Engineer III at SAP Concur, where I lead the development of machine learning-powered recommendation engines and agentic AI solutions that serve millions of business travelers.

What I Can Help You With

I specialize in helping companies and startups build:

  • AI/ML Recommendation Systems - Personalized recommendation engines for products, content, hotels, flights, and more
  • Agentic AI Solutions - Intelligent agents that can parse emails, extract information, and automate decision-making
  • Distributed Systems - High-performance, scalable backend systems that handle millions of requests
  • Cloud Architecture - AWS-based cloud solutions with Kubernetes, microservices, and event-driven architectures
  • API Development - RESTful and GraphQL APIs for web and mobile applications
  • System Optimization - Performance tuning, database optimization, and cost reduction
  • ML Model Deployment - Taking ML models from research to production with monitoring and A/B testing

Technologies I Work With

Programming Languages: Go, Java, Kotlin, Python, TypeScript, JavaScript, C#

AI/ML: TensorFlow, PyTorch, Scikit-learn, LLMs, OpenAI API, Recommendation Algorithms

Cloud & Infrastructure: AWS (RDS, DynamoDB, SNS, SQS, Lambda, EC2), Kubernetes, Docker

Databases: PostgreSQL, MySQL, Redis, DynamoDB, Hazelcast

Frameworks: Spring, NodeJS, GraphQL, gRPC

Tools: Git, Maven, Gradle, Jenkins, GitHub Actions, Terraform

Why Companies Hire Me

  • Proven Track Record - Built ML recommendation systems with 40-60% accuracy improvements
  • Performance Expert - Improved system performance by 200-500% through re-architecture
  • Full-Stack AI/ML - From model training to production deployment with monitoring
  • Scalability Focus - Experience building systems that handle millions of users
  • Clear Communication - Can explain complex technical concepts to non-technical stakeholders
  • Fast Execution - Ship production-ready code quickly without sacrificing quality

Who Should Hire Me

I'm a great fit if you need help with:

  • Building an AI-powered recommendation system for your product
  • Integrating LLMs and agentic AI into your application
  • Scaling your backend infrastructure to handle growth
  • Migrating from monolith to microservices architecture
  • Optimizing slow database queries or API endpoints
  • Setting up ML model deployment pipelines with monitoring
  • Building a new product from scratch with modern tech stack
  • Technical architecture and system design consulting

Professional Experience Highlights

SAP Concur (2023 - Present)

Leading AI/ML initiatives:

  • Built hotel recommendation engine with ~60% accuracy
  • Developed LLM-powered room recommendation system (~40% accuracy)
  • Created flight recommendation engine (~50% accuracy)
  • Built agentic AI for email parsing and trip planning
  • Improved PSAT score by 5% through A/B testing framework

SAP Labs (2021 - 2023)

Re-engineered SAP Analytics Cloud:

  • Improved installation speed by 200%, uninstallation by 500%
  • Decoupled system from HANA database
  • Built transpilers for database migration

Education

Master's in Computer Sciences - Data Sciences
Trinity College Dublin, First Class with Distinction (2019-2020)

Bachelor of Engineering - Computer Engineering
Maharashtra Institute of Technology, University of Pune, First Class with Distinction (2013-2017)

Availability

I am currently open to new opportunities including:

  • Full-time Software Engineering positions (AI/ML, Backend, Distributed Systems)
  • Contract/Freelance work for AI/ML projects
  • Technical consulting and architecture advisory
  • Remote or hybrid positions (Based in Canada, open to global opportunities)

How I Can Help You Build Your Website or Application

If you're looking for someone to build a website, web application, or mobile backend, I can help you from concept to deployment:

  • Modern Web Applications - Full-stack development with React/Vue frontend and Go/Java/Node backend
  • E-commerce Platforms - Product catalogs, shopping carts, payment integration, recommendation systems
  • SaaS Applications - Multi-tenant architecture, subscription management, API integrations
  • AI-Powered Features - Chatbots, recommendation engines, content generation, search optimization
  • Mobile App Backends - RESTful APIs, real-time features, push notifications, authentication
  • Data Dashboards - Analytics, reporting, data visualization, business intelligence

Let's Work Together

Whether you need a full-time AI engineer, a consultant for your ML project, or someone to build your next application, I'd love to hear from you.

Get in Touch

Contact Information

Email: im@reeshi.ai

Phone: +1 (236) 992-4506

LinkedIn: linkedin.com/in/reeshijoshi

GitHub: github.com/reeshijoshi

Location: Canada (Available for remote work globally)

Frequently Asked Questions

Q: Are you available for freelance/contract work?

A: Yes, I am open to consulting and contract opportunities for AI/ML projects, system architecture, and web development.

Q: What's your hourly rate or project pricing?

A: Rates vary depending on project scope and timeline. Contact me for a custom quote based on your specific needs.

Q: Can you help build an AI-powered recommendation system?

A: Absolutely! This is one of my core specialties. I've built multiple recommendation engines at SAP Concur with proven accuracy improvements.

Q: Do you work with startups?

A: Yes, I enjoy working with startups and can help with everything from MVP development to scaling your infrastructure.

Q: Where are you located?

A: I'm based in Canada but work remotely with clients globally. I'm comfortable with async communication and different time zones.

Q: What industries have you worked in?

A: Business travel (SAP Concur), Financial services (Susquehanna International Group), Enterprise software (SAP Labs), and Analytics.