Harsh Kumar S.

Full Stack Engineer

Kelowna, British Columbia, Canada0 mo experience

AI EnabledAI ML Practitioner

Key Highlights

Top 2% freelancer with a 5-star rating.
Expert in full-stack and mobile development.
Innovator in Gen AI and agentic AI workflows.

Stackforce AI infers this person is a Full-Stack Developer with expertise in AI and Mobile Development.

Contact

mister.harshkumar@gmail.com LinkedIn

Skills

Core Skills

Full-stack DevelopmentReact NativeAi AgentsMobile DevelopmentArtificial IntelligenceMachine Learning

Other Skills

Amazon Web Services (AWS)Artificial Intelligence (AI)C (Programming Language)C++Cascading Style Sheets (CSS)Data StructuresDatabasesDevOpsExpress.jsGraphQLHTML5JavaScriptLSTMLong Short-term Memory (LSTM)MERN stack

About

👨‍💻 Harsh Kumar 🚀 Software Engineer | 🌐 Full-Stack & Gen AI Engineer | 🤖 RAG & Agentic AI Innovator | ☁️ DevOps & Cloud Specialist | 🏆 Top 2% Freelancer --- 🌟 About Me I build and ship production-ready applications that bridge web, mobile, and AI—leveraging modern front-ends, robust back-ends, and cutting-edge agentic RAG workflows. From system design through CI/CD automation, I deliver scalable, secure, and high-performance solutions that drive real-world impact. 💻 Full-Stack & Mobile Development Backend: NestJS & FastAPI | PostgreSQL, MongoDB | REST & GraphQL Frontend: Next.js, React.js, Tailwind CSS | SSR, SSG & incremental rendering Mobile: React Native (iOS & Android) | real-time sync, offline support 🤖 Gen AI & Agentic AI Architected retrieval-augmented generation pipelines (RAG) for intelligent assistants Built agentic workflows that orchestrate multi-step tasks with LLMs and vector stores Optimized prompt engineering and cost-efficient self-hosting strategies ☁️ DevOps & Cloud Engineering AWS: EC2, S3, Lambda, RDS, CloudFront, IAM Containers & Orchestration: Docker, Kubernetes, Nginx CI/CD: GitHub Actions, Jenkins, automated testing & deployments 🎯 What I’m Looking For Challenging projects where I can end-to-end architect solutions—integrating AI, mobile, and cloud technologies. Whether it’s scaling a startup MVP or optimizing enterprise pipelines, I thrive on delivering reliable, maintainable, and high-impact software. Let’s connect!

Experience

0 mo

Total Experience

Average Tenure

Current Experience

Jamrio

iOS Developer

Jun 2024 – Jul 2024 · 1 mo · Bengaluru, Karnataka, India · Hybrid

Migrated exisitng stack to react native and built ,tested and published Ios App.

React NativeMobile Development

Jythu

Full-stack Developer

May 2024 – Jan 2025 · 8 mos · Remote

ReactAmazon Web Services (AWS)Node jsReact NativeiOSFull-Stack Development

Amigo

Open Source Developer

May 2024 – Jun 2024 · 1 mo · Remote · Remote

JavaScriptPostman APIReactReact.jsReact NativeFull-Stack Development

Tastemate

React Native Developer

Apr 2024 – Aug 2024 · 4 mos · United States · Remote

React NativeMobile Development

Personifwy

Artificial Intelligence Intern

Mar 2024 – Apr 2024 · 1 mo · Remote

"As an intern, I leveraged cutting-edge technologies such as CNNs, RNNs, ML models, and NLP in project work. My responsibilities included data analysis and implementation of LLMs to achieve project objectives."

Artificial Intelligence (AI)Machine LearningArtificial Intelligence

Freelancer.com

Freelance Software Developer

Dec 2023 – Jan 2025 · 1 yr 1 mo · Remote · Remote

I am an accomplished freelancer, recognized among the top 2% on Freelancer.com with a 5-star rating for consistently delivering high-quality solutions. Experience in full-stack developer I specialize in creating impactful and scalable projects tailored to client needs.
My expertise spans [MERN stack, React Native, DevOps, or project management], and I am passionate about transforming ideas into results. From building user-friendly applications to optimizing backend systems, I bring a blend of technical proficiency and strategic thinking to every project.
Highlights:
Successfully delivered 30+ projects for diverse clients globally.
Proven track record of exceeding client expectations with timely delivery.

AI AgentsFull-Stack Development

Campalin innovations

Machine Learning Intern

Feb 2023 – May 2023 · 3 mos · Chandigarh, India · Remote

During my internship at Campalin - Machine Learning with Python, I had a remarkable experience in the field of stock price prediction using LSTM models. Throughout my tenure, I gained valuable insights by working with various machine learning algorithms, including Linear Regression, K-Nearest Neighbors (KNN), and Logistic Regression.
In addition to mastering the fundamentals of machine learning, I honed my skills in essential Python libraries such as NumPy, Pandas, and Matplotlib. I became proficient in data manipulation with Pandas' groupby function, enabling me to analyze and extract valuable patterns
Overall, this internship has been a transformative journey that allowed me to apply my theoretical knowledge to real-world projects, enhancing my competence in machine learning with Python programming.

Long Short-term Memory (LSTM)Python (Programming Language)NumPyRecurrent Neural Networks (RNN)MatplotlibMachine Learning+1