CURRICULUM VITAE

Course name

Honours Degree in Computer and Communication Engineering

Institution

Duration Modules

Technological University Dublin

Kevin Street, Dublin-8.

September 2004 to September 2008

Computer architecture, Real-time and embedded systems, Mathematics, Distributed systems, Data communications, Computer programming, Advanced signal processing, Electrical and electronics, Signals and systems, Digital communication, Wireless

communications, Database modelling and architecture, Microwaves & Radio Frequency.

Course name

Engineering Foundation Program

Institution

Duration Modules

Dublin international foundation college Griffith college , Dublin-8.

January 2004 to July 2004

Applied Mathematics, Physics, English, Management studies, Business law.

Course name

Certificate in Computer Networking and Application

Institution

Duration Modules

International Institute of Business Science and Technology

54, 26 Dhanmondi R/A, Dhaka 1209, Bangladesh

January 2003 to June 2003

Network design and distribution, VPN, Samba & Apache server management.

Course

Higher Secondary School Certificate Examination (H.S.C)

Institution

Duration

Brahmanbaria govt college , Brahmanbaria, Bangladesh.

June 2000 to September 2002

Position

Site Reliability Engineer

Apr 2022 - Present

Company

Retail inMotion, Building 11, Cherrywood Business Park,

Dublin18.

Key Skills

Nagios, New Relic, Terraform, Octopus, NRQL, MySQL, Graylog, Service Engineering,

Server Architecture Design, Redshift, AWS DMS, Kubernetes, Docker, OpsGenie, MongoDB, Grafana · Datadog, Data Warehousing, python, Jenkins, Apache Airflow.

Responsibilities

• Designed and implemented monitoring solutions for infrastructure, applications, and microservices utilizing New Relic, Graylog, Nagios, Grafana, Datadog and SQLMonitor for proactive performance management.

• Defined and tracked Service Level Indicators (SLIs), Service Level Objectives (SLOs), and Service Level Agreements (SLAs) to ensure compliance with performance standards.

• Automated infrastructure provisioning and configuration using Terraform and AWS CloudFormation incorporates failover mechanisms, DevSecOps and load balancing to enhance scalability following SIEM solutions including GDPR, PCI-DSS using Sentinel.

• Developed and managed containerized applications using Kubernetes, Docker, and Helm to ensure scalable and resilient application deployment.

• Design and implement high-availability architectures by applying DevOps best practices, including version control, collaboration, compliance, and CI/CD, to infrastructure automation.

• Enhanced system reliability through data-driven analysis of key metrics (usage patterns, failure rates, and latency) using AWS DMS, Redshift, Lambda, and Apache Airflow, with data visualization in Power BI, SAP, and Tableau.

• Automated system processes and performance optimization using scripting languages such as Python, Bash, and Node.js.

• Collaborated with development teams to implement application lifecycle management (ALM) and CI/CD pipelines for seamless and efficient deployment processes.

• Managed incident response procedure performed root cause analysis (RCA) and implemented continuous improvement strategies based on post-incident reviews.

• Developed and maintained disaster recovery (DR) plans, leveraging chaos engineering

practices to identify and mitigate system vulnerabilities.

Position

Lead Software Engineer

Jan 2016 - Mar 2022

Company

uTRAC Workforce Management, Beretangia Ltd, 24 Abbe

y Street, Dublin 1

Key Skills

Software Infrastructure, Node.js, Python, PHP, Ruby on Rails, REST APIs, Ionic Framework, Linux System Administration, MySQL, chef, Docker, GitHub, Bitbucket, Kubernetes, Amazon RDS, Mobile App Development, Mobile Interface Design, Web UI, AJAX, CSS, Databases, HTML5, IT Operations Management, IT Leadership, Information Technology Infrastructure, Software Architecture, AngularJS, Angular CLI,

Angular Material, React.js, React Native.

Responsibilities

• Managed high-performance web and mobile applications on dedicated servers, optimizing network bandwidth and database transactions using custom RESTful APIs built on the SLIM framework.

• Designed and deployed web applications with secure deployment processes on LAMP and LEMP servers hosted in AWS and DigitalOcean environments.

• Developed and implemented backup procedures, SLAs, and failover protocols for server

and database reliability, including MongoDB.

• Streamlined version control and project management using GitHub, Bitbucket, Monday, Trello, and Ora, while providing application support through ZenDesk.

• Automated sales processes with Salesforce, integrating online payments, modular package management, Stripe financial tools, and communication APIs like Intercom.

• Enhanced customer engagement with mass communication tools, including Firebase, OneSignal, Mailgun, Webtext, and Twilio APIs.

• Spearheaded UI/UX and hybrid mobile app design for Android, iOS, and Windows platforms using Ionic, Angular, and Node.js.

• Leveraged machine learning and automation to improve workflows, driving customer

satisfaction and increasing productivity.

Position

Chief Software Dev and Architect (Consultant & Cofounder)

Oct 2016 - Apr 2017

Company

1iots.com, Unit B2, Canal Bank, Hume Avenue, Park West Industri

al Park, Dublin 12

Key Skills

LARAVEL, PHP, JS, CSS, JQUERY, REST, JSON, SOAP, MYSQL, NoSQL, MariaDB

Responsibilities

• Integrated global logistics systems, including Hermes, City Post, UPS, DHL, and FedEx APIs, to streamline logistics operations and services across Europe and Asia.

• Architected and managed multi-platform API systems, processing over one million records monthly from China to Europe, incorporating features like user permissions, barcode scanning, customs clearance, security checks, and real-time notifications via Node.js.

• Designed and deployed scalable RESTful and SOAP APIs to support third-party client applications, including 17track.

• Configured SendGrid API for automated communication and email notifications to enhance operational efficiency.

• Implemented workflows for technical optimization, leveraging automation to manage

big data, optimize databases, and enable partitioning for performance scalability.

Position

Director of Information Technology (Cofounder)

Jan 2014 - Jan 2016

Company

eBookingPlus Limited, 106 Lagan Road, Dublin Industrial Estate,

Dublin 11, Ireland

Key Skills

PHP, JS, CSS, JSON, MYSQL, REST APIs, Stripe API, Data Warehousing, Big Data,

Web Applications, IT Leadership, IT Operations, E-Commerce, Business Development.

Responsibilities

• Directed an 18-member IT team, managing operations, procurement, logistics, resource allocation, training, and recruitment. Coordinated project requirements with cross- functional teams, leadership, and third-party providers to ensure consistent service levels for global operations.

• Engineered and deployed web applications with custom UIs optimized for cross- browser and cross-device compatibility, integrating touch-screen functionality and responsive designs based on modern web standards and best practices.

• Developed interactive, responsive applications utilizing jQuery, Bootstrap, Node.js, AWS RDS, Amazon S3, and CDN via the Zend framework to deliver adaptive, user- centric experiences.

• Leveraged MVC frameworks to integrate PHP, AJAX, CSS, JavaScript, HTML5, JSON, and MySQL, implementing fluid grids, flexible file management, and media queries for optimal performance and scalability.

• Collaborated with sales and engineering teams to drive business growth by creating and

pitching business plans to banks, investors, and partners, while developing marketing strategies and client acquisition processes.

• Drive the company’s vision, strategy, and growth by leading business development, product innovation, financial planning, team building, and operational efficiency while

fostering key partnerships and investor relations.

Position

System Administrator & Web Developer

Jun 2010 - Dec 2014

Company

Staycity Limited, 14-16 Lord Edward St, Dublin 2.

Key Skills

PHP, PYTHON, JS, CSS, JQUERY, JSON, MYSQL

Responsibilities

• Administered and maintained enterprise-wide system networks and VPN connections for hotel operations across Europe, managing Windows-based servers, user access control, ticketing systems, online reservation platforms, and PABX systems.

• Directed IT infrastructure deployment, including hardware procurement, software licensing, and vendor coordination for new equipment installations.

• Developed and managed over 17 websites using technologies such as WordPress, Python, Ruby on Rails, PHP Zend Framework, and Object-Oriented Programming (OOP), integrating payment gateways like PayPal and Realex Payment Gateway.

• Designed and launched the Staycity website, contributing to rebranding initiatives to align with corporate strategy.

• Implemented and optimized user interfaces, generated analytical reports, and enhanced online reservation workflows by customizing web features, driving increased sales through close collaboration with sales and marketing teams.

• Monitor and identify suspicious activities and security incidents, ensure the security of payment gateways, configure alerts and workflows for threat investigation, and conduct post-incident audits to enhance security measures.

• Conducted rigorous testing for Security, code functionality and usability, identifying and resolving bugs while improving application performance. Leveraged agile methodologies to streamline development cycles and adopt new technologies for

enhanced operational efficiency.

Position

System Engineer and Supervisor

May 2009 - Jun 2010

Company

Hewlett Packard, Barnhall Road, Leixlip, Kildare

Key Skills

MSSQL, Oracle Database, Microsoft SQL Server, System Administration, Data

Modeling.

Responsibilities

• Designed, developed, and managed MSSQL databases, writing efficient application code for seamless SQL database interfacing, including comprehensive documentation and rigorous pre-implementation testing.

• Created and optimized database tables aligned with specific business and operational requirements.

• Operated in high-demand SaaS production environments, utilizing SQL Server Reporting Services (SSRS), SQL Server Analysis Services (SSAS), and SQL Server Integration Services (SSIS) for advanced data processing and reporting.

• Performed routine SQL server backups, ensuring data integrity and availability, and generated runtime reports for production analysis.

• Conducted proactive server maintenance and functionality checks, promptly reporting anomalies and performance issues to upper management.

• Developed and deployed Bash scripts to automate data export, analyze machine data, and streamline troubleshooting and performance optimization processes.

• Applied machine data algorithms to analyze industrial machine data, predict

performance trends, optimize production outputs, and forecast potential downtime scenarios for risk mitigation.

Position

Web Designer and Developer

May 2008 - May 2009

Company

Recruitment Compass, Park West Business Park, Dublin 12, Ireland

Key Skills

PHP, JS, CSS, REST, JSON, WORDPRESS, DRUPAL, MAGENTO, PYTHON

Responsibilities

• Developed wireframes and mock-ups, implementing advanced web design strategies to optimize high-performance online newspaper and e-commerce sites, with a focus on SEO optimization and mobile-first responsive design.

• Created user experience (UX) flowcharts and performance scenarios for usability testing, conducted audience research, and performed competitor analysis to align website functionality with measurable commercial objectives.

• Ensured product quality through bug resolution, code refactoring, automated testing, performance monitoring, and infrastructure management for hosting solutions. Leveraged Drupal, WordPress, and Magento CMS platforms with Zend and CakePHP frameworks.

• Contributed across the full technology stack, including database management, server configuration, and front-end development, using tools and frameworks to enhance scalability and functionality.

• Led cross-functional collaboration across multiple departments and technology stacks,

mentoring and training junior developers, and providing technical guidance to support project delivery and innovation.

Position

Intern Engineer and Supervisor

Jul 2006 - Apr 2008

Company

ESB Networks, Lower Grand Canal Road, Dublin 2.

Key Skills

JSON, XML, MAPINFO, GOOGLE MAP, MSSQL, ODBC, AREAS

Responsibilities

• Integrated GIS and geocoding functionalities using tools such as MapInfo Professional, Oracle 8, Geolocator, AREAS (via telnet), Reflection (ODBC framework), and Citrix, ensuring seamless spatial data management and analysis.

• Provided advanced technical support, troubleshooting software and hardware issues, and collaborated with development and dispatch teams for debugging and system optimization.

• Supervised and trained a team of 25 members across multiple locations, resolving escalated technical issues and ensuring adherence to operational standards.

• Managed project workflows by monitoring weekly targets, assigning tasks, maintaining detailed work logs, and tracking project progress to deliver regular performance updates

to project leadership.

Position

Intern System Engineer

May 2004 - Sep 2004

Company

International Business Machine (IBM), Dramastown, Mulhuddart, Ireland.

Key Skills

MySQL, Java, C++

Responsibilities

• Conducted operational feasibility assessments by analyzing software performance, identifying defects, mapping requirements, and recommending optimized solutions.

• Developed comprehensive solution documentation, including flowcharts, diagrams, layouts, code annotations, and technical presentations to support system enhancements.

• Designed and implemented database structures, defined technical specifications, and executed preliminary testing to ensure alignment with project requirements.

• Analyzed system procedures in assembly lines to identify inefficiencies and proposed policy and procedural improvements to optimize operations.

• Delivered advanced technical support, diagnosing and resolving complex software and hardware issues while collaborating with development and dispatch teams for debugging

and issue resolution.