Asaduzzaman is available for hire
Hire AsaduzzamanAsaduzzaman Pavel
Verified Expert in Engineering
DevOps Engineer and Developer
Location
Dhaka, Dhaka Division, Bangladesh
Toptal Member Since
August 24, 2022
Asaduzzaman is a software and DevOps engineer with a decade of experience building robust, performant, and scalable distributed systems with many platforms and tools. Asaduzzaman is passionate about creating distributed systems, prototyping with new technology, and automating tedious aspects.
Portfolio
Coinread
Go, Terraform, Microservices, Google Cloud Platform (GCP), Kubernetes, Docker...
Eleven Digital, Inc.
Node.js, PHP, MongoDB, Cloud Computing, Linux Administration, Bash, Redis...
VDYO Pty Ltd
PHP, Laravel, Python, Cloud Computing, Linux Administration, Bash, Redis, MySQL...
Experience
Availability
Full-time
Preferred Environment
Linux, Terraform, Pulumi, Docker, Amazon Web Services (AWS), Google Cloud Platform (GCP), Git, Slack, Go, GitHub Actions
The most amazing...
...thing I've done over the decades is help businesses succeed and grow.
Work Experience
Lead Back-end Engineer
2017 - 2022
Coinread
- Built highly scalable microservices and frameworks capable of accepting hundreds of thousands of requests.
- Integrated hundreds of RESTful and WebSocket APIs to retrieve data to aggregate price based on volume.
- Pioneered concepts of crypto identity, outlier detection, and trust-score concepts. Developed efficient data filtering algorithm, enhancing data accuracy and user experience.
- Halved the number of servers and storage required by aggregating and down-sampling time-series data.
- Designed and implemented CI/CD pipelines to streamline service deployment with zero downtime.
- Orchestrated a Docker container cluster using Kubernetes.
- Improved the stability and functionality of the microservice infrastructures by developing a monitoring infrastructure using Prometheus, Alert Manager, OpenTelemetry, and Google Stackdriver.
Technologies: Go, Terraform, Microservices, Google Cloud Platform (GCP), Kubernetes, Docker, Node.js, PHP, Cloud Computing, VPN, Linux Administration, Bash, DevOps, Redis, MongoDB, MySQL, Git, Slack, Amazon Virtual Private Cloud (VPC), Helm, Jira, GitHub, Amazon CloudWatch, Google Cloud Build, React, Angular, CI/CD Pipelines, Datadog, Amazon EKS, GitLab CI/CD, TypeScript, NGINX, Grafana, Express.js, DigitalOcean, Amazon EC2, Bitbucket, Amazon ElastiCache, AWS STS, Tailscale, AWS ALB, Scaling, AWS DevOps, JavaScript, PostgreSQL, Redis Clusters, Continuous Integration (CI), Continuous Delivery (CD), Technical Leadership, Microservices Architecture, GitHub Actions, Containerization
Full-stack Engineer
2016 - 2017
Eleven Digital, Inc.
- Built a hybrid ticketing platform for live events; it had 100,000 views and 2,500 downloads in the first week.
- Developed an adtech platform to connect companies to content creators.
- Constructed CI/CD pipelines to automate the testing and deployment to AWS, Firebase, and Heroku.
Technologies: Node.js, PHP, MongoDB, Cloud Computing, Linux Administration, Bash, Redis, MySQL, Git, Slack, Amazon Virtual Private Cloud (VPC), Jira, GitHub, GitLab, AWS Lambda, Amazon CloudWatch, Amazon S3 (AWS S3), Angular, AWS CodePipeline, CI/CD Pipelines, GitLab CI/CD, TypeScript, Ansible, NGINX, Express.js, DigitalOcean, Amazon EC2, Amazon ElastiCache, AWS STS, Amazon Web Services (AWS), AWS ALB, Scaling, AWS DevOps, JavaScript, Continuous Integration (CI), Continuous Delivery (CD), Technical Leadership
Lead Full-stack Engineer
2014 - 2016
VDYO Pty Ltd
- Developed a highly scalable multi-tenant video-on-demand SaaS (software as a service) platform.
- Incorporated features, including digital rights management, video encryption, playback everywhere, multi-bitrate streaming, user and group management, heat map analytics, custom branding and URLs, pre-roll advertising, and Facebook integration.
- Built a platform that was adopted by the AACTA (The Australian Academy of Cinema and Television Arts Awards) among several other leading media companies.
Technologies: PHP, Laravel, Python, Cloud Computing, Linux Administration, Bash, Redis, MySQL, Git, Slack, Amazon Virtual Private Cloud (VPC), Jira, GitHub, Amazon S3 (AWS S3), CI/CD Pipelines, Ansible, NGINX, DigitalOcean, Amazon EC2, Bitbucket, Amazon ElastiCache, AWS STS, Amazon Web Services (AWS), AWS DevOps, JavaScript, Continuous Integration (CI), Continuous Delivery (CD), Technical Leadership
Full-stack Developer
2011 - 2013
Stuffinabox Solutions LLC
- Streamlined inventory tracking and automated ordering with a bespoke CRM and IMS that was highly integrated with both HughesNet and a suite of other suppliers.
- Developed a new SaaS CRM/IMS and helped onboard new businesses to the platform.
- Provided high-quality support to ensure a smooth transition with no downtime.
Technologies: PHP, JavaScript, Linux, Bash, MySQL, Memcached, Git, Jira, NGINX, Continuous Integration (CI), Continuous Delivery (CD), Technical Leadership
Experience
VDYO.co
VDYO is a video management tool that was created in response to the growing demand for a video delivery system that is secure, instant, and monetizable.
Features:
• Digital rights management
• Video encryption
• Playback everywhere
• Multi-bitrate streaming
• User and group management
• Heat map analytics
• Custom branding and URLs
• Pre-roll advertising
• Social network integration using a custom video player
Features:
• Digital rights management
• Video encryption
• Playback everywhere
• Multi-bitrate streaming
• User and group management
• Heat map analytics
• Custom branding and URLs
• Pre-roll advertising
• Social network integration using a custom video player
Infrastructure for Allrites.com
https://allrites.comDeveloped and maintained highly scalable multi-region IaC and CI/CD pipelines for Allrites Management Pte Lrd. to provide video as a service to businesses and customers all over the world
Highlights:
• Amazon Aurora Global Database with auto-scaling.
• Designed VPC for security in mind
• Amazon EKS with auto-scaling and CloudWatch monitor and alert.
• Developed CI/CD pipelines for testing and deploying IaC with drift detection
• Developed GitOps pipelines for applications and services.
Highlights:
• Amazon Aurora Global Database with auto-scaling.
• Designed VPC for security in mind
• Amazon EKS with auto-scaling and CloudWatch monitor and alert.
• Developed CI/CD pipelines for testing and deploying IaC with drift detection
• Developed GitOps pipelines for applications and services.
Workstation Configuration with Ansible
https://github.com/k1ng440/ansibleSimple Ansible playbook to manage and sync the configurations and secrets with the help of the workstation Ansible Vault and deployable on Ubuntu and Debian. Hosted on a Github.com public repository for easy access
Skills
Languages
Go, PHP, JavaScript, Python, TypeScript, Bash
Frameworks
Laravel, Angular, Express.js, Nuxt.js
Libraries/APIs
Node.js, React
Tools
Terraform, Ansible, Helm, Slack, Git, Amazon EKS, GitHub, Jira, NGINX, Grafana, Bitbucket, Amazon ElastiCache, VPN, Amazon Virtual Private Cloud (VPC), GitLab CI/CD, GitLab, Amazon CloudWatch, Vault
Paradigms
Microservices, DevOps, Continuous Integration (CI), Continuous Delivery (CD), Microservices Architecture
Platforms
Linux, Docker, Google Cloud Platform (GCP), Kubernetes, DigitalOcean, Amazon EC2, Ubuntu, Debian, Amazon Web Services (AWS), AWS Lambda, AWS STS, AWS ALB
Storage
Redis, Memcached, PostgreSQL, MongoDB, MySQL, Amazon Aurora, Datadog, Amazon S3 (AWS S3)
Other
Pulumi, Linux Administration, CI/CD Pipelines, Google Cloud Build, Load Balancers, AWS DevOps, Technical Leadership, GitHub Actions, Containerization, Cloud Computing, Redis Clusters, AWS CodePipeline, Algorithms, Tailscale, Serverless, Scaling, AWS Auto Scaling, Autoscaling