Hamed Soleimani, Developer in Toronto, ON, Canada
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Hamed Soleimani

Verified Expert  in Engineering

Site Reliability Engineer and Developer

Location
Toronto, ON, Canada
Toptal Member Since
February 17, 2021

Hamed is a site reliability engineer with more than four years of experience developing, deploying, and maintaining highly scaled applications. Hamed has hands-on experience with Kubernetes, Terraform, Ansible, and AWS and is an experienced Python-and-Go developer. Recently Hamed's been working on several infrastructure migration projects, usually migrating Kubernetes on AWS.

PrometheusLinuxDockerPythonGoKubernetesTerraformCircleCIC++Amazon Web Services (AWS)AlgorithmsPostgreSQLMySQLAnsibleApache KafkaPattern Matching

Portfolio

VM Farms
Terraform, Kubernetes, Amazon Web Services (AWS), Docker, Ansible, CircleCI...
Cafe Bazaar
Kubernetes, Linux, Prometheus, Apache Kafka, Druid.io, Hadoop, Spark
Mahsan
C++, Linux, TCP/IP, Networking, Algorithms

Experience

Docker - 5 yearsLinux - 5 yearsPython - 4 yearsGo - 3 yearsKubernetes - 3 yearsCircleCI - 2 yearsTerraform - 2 yearsAmazon Web Services (AWS) - 2 years

Availability

Part-time

Preferred Environment

Linux, Terraform, Ansible, Python, Go, Amazon Web Services (AWS), PostgreSQL, MySQL, Docker, Kubernetes

The most amazing...

...project that I've done recently was migrating a client with over 30 microservices and over 40 servers from EC2 to EKS.

Work Experience

Site Reliability Engineer

2018 - PRESENT
VM Farms
  • Provisioned highly available AWS-based infrastructure for existing and new clients using Terraform and Ansible.
  • Migrated existing clients from our on-premises infrastructure to Kubernetes (EKS) without downtime.
  • Migrated clients' PostgreSQL/MySQL databases from on-premises to AWS RDS.
  • Actively managed, improved, and monitored cloud infrastructure on AWS services such as EC2, EKS, RDS, Elasticsearch, ElastiCache, S3, IAM, VPC, CloudWatch, Route 53, and so on.
  • Created various Terraform modules to reduce redundancy in our codebases.
  • Created and managed fully automated CI/CD pipelines for various tech stacks via Docker, CircleCI, and Ansible.
  • Held a series of Kubernetes workshops for my colleagues.
  • Configured, deployed, and operated monitoring tools such as Prometheus, Grafana, and ELK stack to improve alerting and help with DR.
  • Administered and supported Kubernetes-based infrastructures and helped our clients to fix their issues.
Technologies: Terraform, Kubernetes, Amazon Web Services (AWS), Docker, Ansible, CircleCI, Prometheus, Linux, Python

Site Reliability Engineer

2018 - 2018
Cafe Bazaar
  • Designed and developed new Kubernetes CRDs to build an IaaS platform to schedule virtual machines on the on-premises cloud.
  • Designed an analytics system to track users' events and give summarized and readable reports using Druid.
  • Designed a deployed a system to save and serve distributed data flows using an integration of Kafka and Hadoop.
  • Deployed applications and big data services on locally maintained Kubernetes cluster.
Technologies: Kubernetes, Linux, Prometheus, Apache Kafka, Druid.io, Hadoop, Spark

Software Engineer

2016 - 2018
Mahsan
  • Designed and developed a distributed service discovery tool using Avahi and Bonjour.
  • Reimplemented Redis clustering communication with reliable multicast messaging.
  • Developed pattern matching and rule system engines based on Aho-Corasick and Rete algorithms.
  • Developed reliable inter-node and inter-process communications using shared memory and multicast networking.
Technologies: C++, Linux, TCP/IP, Networking, Algorithms

Adding Kubernetes Support to Google Cloud Platform/Terraformer

https://github.com/GoogleCloudPlatform/terraformer/pull/29
I was trying to import an already created infrastructure to Terraform and I noticed there was a tool called Terraformer developed for this purpose. At that time it wasn't supporting Kubernetes, so I went ahead and modified it

Languages

Python, Go, C++

Tools

Terraform, CircleCI, Ansible

Platforms

Linux, Docker, Kubernetes, Amazon Web Services (AWS), Apache Kafka

Other

Prometheus, TCP/IP, Networking, Algorithms

Storage

PostgreSQL, MySQL, Druid.io

Frameworks

Hadoop, Spark

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