sk25469/codeforces_visualizer

A flutter app to remind users of the upcoming contests on codeforces, and to show the user details of their codeforces profile.

👋 Hi, I'm Sahil Sarwar

I'm a Software Developer with a strong focus on building scalable and efficient systems. My expertise spans across backend development, DevOps, and full-stack projects, leveraging languages like C++, Go, Dart, Python, and Node.js.

🚀 What I Do

Professional Experience

• Software Developer at Brane Enterprises
  • Predictive Test Analysis Tool: Designed and implemented a tool that mines code changes and identifies impacted tests, reducing testing time by 12%.
  • Triage System: Developed a system in Node.js and MongoDB to manage 200K+ daily test cases, cutting triage time by 40-50%.
  • Kubernetes-based Rerun Tool: Created a tool in Go to automatically rerun failed test cases, reducing rerun time by 20%.
  • Chaos Engineering: Implemented application-level chaos engineering for Java services, injecting various failures to analyze application behavior under stress.

Projects

• KV (Distributed In-Memory Database):
  • Implemented transactional capabilities with atomic operations for data integrity.
  • Developed a publish-subscribe system for real-time communication and updates.
• Dumsharaz (Multiplayer Guessing Game):
  • Built a real-time multiplayer game with socket connections, where clients can join rooms, chat, and draw on a canvas.

🛠️ Skills

• Languages: C++, Go (Golang), Dart, Python, Node.js (Express), JavaScript
• Tools/Frameworks: Docker, Git, AWS (Lambda, EC2, S3), Kubernetes, Microservices, RESTful APIs
• Databases: Postgres, MongoDB (NoSQL), MySQL, Redis

🌱 What I'm Learning

I'm continuously exploring new technologies and improving my skills in distributed systems, concurrency, and cloud-native development.

📫 Connect with Me

• LinkedIn: Sahil Sarwar
• GitHub: sk25469
• LeetCode: imSahil169
• CodeChef: im_sahil_123
• Codeforces: im_Sahil