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Sayeed I. Cloud, DevOps and Infrastructure Platforms

My name is Sayeed I. and I have over 15 years of experience in the tech industry. I specialize in the following technologies: System Administration, Linux, Amazon Web Services, Kubernetes, Asterisk, etc.. I hold a degree in Bachelors. Some of the notable projects I’ve worked on include: Email Delivery Services, Reconstruct eCommerce Site - bulbameirca.com. I am based in Caldas da Rainha, Portugal. I've successfully completed 2 projects while developing at Softaims.

Information integrity and application security are my highest priorities in development. I implement robust validation, encryption, and authorization mechanisms to protect sensitive data and ensure compliance. I am experienced in identifying and mitigating common security vulnerabilities in both new and existing applications.

My work methodology involves rigorous testing—at the unit, integration, and security levels—to guarantee the stability and trustworthiness of the solutions I build. At Softaims, this dedication to security forms the basis for client trust and platform reliability.

I consistently monitor and improve system performance, utilizing metrics to drive optimization efforts. I’m motivated by the challenge of creating ultra-reliable systems that safeguard client assets and user data.

Main technologies

  • Cloud, DevOps and Infrastructure Platforms

    15 years

  • System Administration

    2 Years

  • Linux

    8 Years

  • Amazon Web Services

    6 Years

Additional skills

  • System Administration
  • Linux
  • Amazon Web Services
  • Kubernetes
  • Asterisk
  • CI/CD
  • Docker
  • DevOps
  • Ansible
  • VoIP
  • Terraform
  • FreeSWITCH
  • FreePBX
  • Laravel
  • MySQL

Direct hire

Potentially possible

Previous Company

Talkdesk

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Experience Highlights

Email Delivery Services

Maintaining and enhancing eCommerce infrastructure of mail servers.  Primary role was to focus on ensuring high rate ability of mail delivery. The site was unable to deliver most of the emails via one of the dedicated relay mail server. On in average about 50-60% of emails were reaching the users. Identified the root cause from trough investigation. Reconfigured DNS records such as SPF. TXT and worked with Smaphaus, Senderbase and other related to have the sender's reputation record reset. A guidance also provided for email body content so ISPs do not flag it as spam or junk. The project ended up with 100% successful mail delivery with higher rate as per expectations.

Reconstruct eCommerce Site - bulbameirca.com

Redesigned system architect from single point of failure to high available system with fault tolerances including load time acceleration. The site bulbamerica.com was running from two single hosts for web and database. Three MySQL instance were deployed with real time replication in HA mode. Added additional web server and kept behind HAProxy configured load balancer with layer 7 load balancing. Layer 4 TCP load balancing implemented for MySQL with separate read and write clusters. A monitoring and alerting system, Nagios, was deployed for real time server status notification. Project ended with 99.99% up time from 90%. Online number of sales increased by 40%. Zimbra open source email server was deployed to process internals corporate emails which saved monthly recurring cost by 60% of 3rd party email service provider. Saved additional recurring monthly expenses after system reconstruction.

Education

  • University of Windsor, Ontario, Canada

    Bachelors in Computer science

    1998-09-01-2002-04-30

Languages

  • Bengali
  • English

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