Experiences

ReturnHex · Uttara (Remote)

• ▹Developed backend services for a social media automation platform integrating OpenAI with Meta Platforms (Facebook & Instagram), enabling automated customer messaging, order handling, and post comment replies.
• ▹Implemented image and voice message processing, integrated Meta Webhooks, and optimized API request pipelines, reducing OpenAI token usage by 30% while improving response latency through Redis caching and rate limiting.
• ▹Contributed to v2 development by implementing asynchronous job processing with BullMQ, improving system reliability and throughput while supporting deployment, staging, and debugging using Docker, PM2, and CI/CD.
• ▹Built, deployed, and maintained production and staging applications on AWS and Google Cloud Platform, leveraging EC2, RDS, S3, IAM, VPC, and Compute Engine to deliver secure and scalable cloud infrastructure.
• ▹Integrated Amazon Bedrock into production applications and worked with Kubernetes (Minikube), Terraform, and Ansible for container orchestration, infrastructure provisioning, and configuration management.
• ▹Administered Linux servers and monitored application performance using Prometheus and Grafana, performing troubleshooting, performance optimization, and production maintenance.

ReturnHex · Uttara (Remote)

• ▹Rebuilt and deployed a full-stack Education Management System using Next.js (SSR, CSR, SSG), Node.js, Express.js, NestJS, MongoDB, and PostgreSQL, resolving codebase and deployment issues.
• ▹Developed backend APIs and application features while collaborating on frontend implementation, gaining hands-on experience across the full-stack development lifecycle.
• ▹Built responsive and interactive user interfaces for a travel agency platform using Nuxt.js (Vue.js), improving performance, user experience, and SEO.
• ▹Developed an MVP social media automation platform integrating OpenAI with Facebook Page APIs, implementing customer messaging and comment reply automation while gaining practical experience in AI integration and full-stack application development.