Senior Software Engineer, Software Development, Product and Technology, bKash Ltd.
Former Mobile Application Engineer, Programming Hero.
Former Graduate Teaching Assistant, North South University, Dhaka, Bangladesh.
Interested fields: Machine Learning, Backend Engineering, Cloud Computing & Distributed Systems.

Howdy! I'm Tanjim, a results-driven Software Engineer and Researcher with a proven track record of architecting and developing large-scale distributed systems that power mission-critical services. My expertise spans backend technologies, cloud computing, and mobile application development, strongly focusing on building resilient, high-performance solutions that drive business growth and scalability.

I hold a Bachelor’s degree in Computer Science and Engineering from North South University (NSU), specializing in Artificial Intelligence with a minor in Computer Networks and Software Engineering. Beyond software development, I am actively researching cutting-edge machine learning applications and have published impactful academic papers at renowned international conferences and journals.

Currently, I am driving backend innovation at bKash Ltd. within the Research & Engineering section, where I tackle complex engineering challenges, optimize mission-critical services, and architect scalable, efficient systems. Passionate about technical leadership, mentorship, and strategic roadmap planning, I thrive in fast-paced environments that demand innovation, problem-solving, and engineering excellence.

{
  "languages": ["Java", "JavaScript", "Golang", "C++", "Python"],
  "backend": ["SpringBoot", "NodeJS", "SOAP", "JWT", "Distributed Systems"],
  "frontend": ["Angular", "Material UI", "Bootstrap", "Ajax"],
  "mobile_dev": ["Android Native (Expert)", "Kotlin Multiplatform", "Flutter"],
  "database": ["MySQL", "Cassandra", "SQLite", "Oracle", "Elasticsearch", "Firebase"],
  "cloud_devops": ["AWS", "GCP", "Docker", "Kubernetes", "Terraform", "Ansible", "Helm", "F5", "Jenkins"],
  "ai_tools": ["PyTorch", "TensorFlow", "Scikit-learn", "Weka"],
  "qa_tools": ["Git", "Jira", "Selenium", "Postman", "Mockito"],
  "others": ["Redis", "Kafka", "RabbitMQ", "VAPT", "Linux", "Nginx", "Shell Scripting"]
}

• SMSC Gateway Notification Platform – Scaled to 4K RPS using Kafka, Kannel, Redis, Angular, and SpringBoot, replacing 3rd-party dependencies and saving licensing costs.
• Bulk Disbursement Engine – Enabled notable efficiency gain for B2B/B2C payroll processing in FinTech.
• Real-time Conversational AI Chatbot – NLP-based bot using Trie + BERT for Bengali and multilingual support (PyTorch, TensorFlow).
• Interactive Photo Gallery (MVVM) – Open-source Android App with Clean Architecture, Graph algorithms, and CI/CD automation.
• Cloud Data Container (AWS) – Optimized Spring Boot microservice with dynamic programming + BST for scalable object CRUD.

• Lip Reading Bengali Words – ACM ICAI 2022
• Fuzzy Logic on CT-Scan for COVID – Inderscience Journal 2021
• Air Pollution Mining in Dhaka – IEEE Intelligence Systems 2020
• Bangla Handwriting Forensics – ACM ICCCM 2020

• Lead code reviews, mentor juniors, and foster engineering culture at bKash.
• Engineered rover software @ Indian Rover Challenge (IRC 2019).
• Writes tech blogs at towardsharing.com
• Active contributor to open-source, Stack Overflow, and coding contests: Leetcode, Codeforces, HackerRank

• Innovative Project Award 2023 @ bKash Ltd. – Bulk Disbursement System
• Runner-up @ Hack_NSU 2019
• Top 15 @ NASA Space Apps Challenge 2019
• Certified: CPISI-D, AWS, Kubernetes, DevOps, Japanese Language (EdX)

• Love Traveling, Playing Piano, Gardening, and Nature Photography
• Addicted to clean code, coffee, Coke, and continuous learning
• Anime lover, Movie buff, and techFreak forever