Summary
Overview
Work History
Education
Skills
Certification
Technologies
Social Links
Timeline
SeniorSoftwareEngineer
David Aghayan

David Aghayan

Senior Software Engineer
Yerevan

Summary

Over ten years building systems that deliver results, scale effortlessly, and stay rock-solid.
I design, build, and maintain full-stack platforms-PHP, Laravel, Python, Vue.js, MySQL, and proven DevOps.

My thing ? Making sure things stay fast, online, and ready to grow.
I’ve led high-impact performance upgrades, built scalable data pipelines, and navigated tough production issues with a cool head.
Lately, I’m diving deep into AI, intelligent agents, and automation-driving real-time systems to do more with less.
Above all, I’m result-driven-every project, every line of code, every day.
If you’re building something bold and smart, I’m ready to make an impact.

Overview

12
12
years of professional experience
6
6
years of post-secondary education
1
1
Certification
3
3
Languages

Work History

Software Developer

LenderHomePage.com
05.2018 - Current
  • Maintained and enhanced the entire production system, ensuring seamless delivery of new features for enterprise clients - anticipating their needs and extinguishing fires instantly.
  • Built and shipped high-impact features to meet enterprise-level requirements, collaborating with stakeholders to prioritize and iterate on functionality that drives client satisfaction and growth.
  • Served as go-to on-call engineer, leading incident triage and root-cause analysis to maintain 24/7 uptime.
  • Fixed critical bugs and optimized system performance, contributing directly to company revenue growth and helping scale the platform alongside client demand.
  • Acted as a liaison between engineering and enterprise clients, customizing solutions, gathering feedback, and architecting features that enhance ROI-driven outcomes.

Full Stack Engineer

GuestCompass
03.2017 - 03.2018
  • Operated as the sole engineer and DevOps lead, managing the full lifecycle: design, development, deployment, monitoring, and incident response.
  • Developed a web/network application using Vue.js, enhancing responsiveness, cross-device compatibility, and offline capabilities-leveraging service-worker and caching strategies for faster load times and superior UX.
  • Designed and implemented RESTful APIs in Laravel/Lumen and Symfony, supported by solid MySQL schemas with referential integrity, effective indexing, and smooth migrations of large legacy content into new databases.
  • Authored robust unit tests with PHPUnit, and profiled and optimized JavaScript, PHP, and SQL code-boosting performance and reliability across the full stack.
  • Migrated extensive legacy content from outdated systems, ensuring seamless data integration and transformation into modern schemas and storage.
  • Utilized PHPStorm, XDebug, and Git to debug, version, and maintain high-quality, well-documented code using PHPDoc and JSDoc.
  • Independently architected and delivered a hotel management platform, automating network connectivity via MikroTik routers and RADIUS servers - deployed across 50+ hotels in the Netherlands and 100+ across the EU.

Back-end Developer

Self-Employed
02.2016 - 03.2017
  • Developed custom Python web-scraping scripts using BeautifulSoup and Scrapy, automating data extraction from 50+ websites to support client analytics and content ingestion efforts-boosted data accuracy by 95% and cut manual work by 80%.
  • Architected and maintained LEMP/LAMP stack applications using object-oriented PHP, MySQL, JavaScript, and AJAX-conducted modular app design, sub-theming, and seamless legacy content migrations.
  • Designed and normalized MySQL database schemas, optimized SQL queries for high performance, and managed NoSQL plugins and feeds-resolving bottlenecks and ensuring data integrity.
  • Built RESTful PHP modules, collaborating with third-party vendors on large-scale site customizations tailored to client-specific modules and workflows.
  • Wrote thorough unit and integration tests, and debugged across environments using PHPStorm, XDebug, and Git; documented code with PHPDoc/JSDoc to ensure maintainability.

Back-end Developer

I LIKE IT
08.2015 - 02.2016
  • Used all aspects of MySQL/PHP Programming (object oriented PHP), in LEMP and LAMP environment. Conceptual and detailed design for state-of-the-art and complex development projects based on PHP and JavaScript.
  • Involved in the designing and development of all modules of application. Identifying and solving issues caused by plugins or feeds under PHP, MYSQL, noSQL Technology.
  • Worked on design and development of various projects which involved sub-theming of particular sections of the site without affecting the whole site. Worked with PHP, MYSQL, JavaScript, AJAX and XHTML to build a fully Web 2.0 compliant networking website.
  • Used the Model View controller (MVC) framework to build modular and maintainable applications. Coordinated with and managed third party vendors for various large scale projects.
  • Modified the source code according to the requirement using Drupal. Worked with the Database Schema design and normalization for database accessed by the procedural PHP pages.
  • Wrote SQL queries to fetch and store the data using MYSQL database. Involved in Testing and Debugging of the application.

Web Developer & System/Network Administrator

Self employed
08.2013 - 07.2015
  • Web development: Building PHP websites using PHP based frameworks and CMSs. Developed and implemented custom modules in PHP according to requirements.
  • Used JavaScript to make interactive site. Responsible to handle frontend side of application to make it high performance, rich and user friendly.
  • Implemented AJAX and JQuery on Front-End to make the web page more dynamic. Fixed defects in the application in integration environment and communicate with the end users to find the problem in their term and finding the code, database or environment for problem.

Education

Master of Science - Informatics, Computer Software Engineering

National Polytechnic University of Armenia
01.2020 - 01.2022

Bachelor of Science - Insurance

Armenian National Agrarian University
01.2005 - 01.2009

Skills

Software Engineering

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Certification

PHP, https://www.testdome.com/certificates/iy97krdn5p

Technologies

Languages: PHP, Python, JavaScript, Go, SQL
Frameworks & Libraries: Laravel, Symfony, Vue.js,
CodeIgniter, Zend, Node.js, TensorFlow, Django
Front-End: Vue.js, Tailwind CSS, Bootstrap, jQuery
DevOps & Cloud: Docker, Kubernetes, Terraform, AWS (EC2,
S3, Lambda), OCI
CI/CD & Automation: Git, GitHub Actions, TeamCity,
Jenkins, Ansible, CircleCI

Databases: MySQL, PostgreSQL, MongoDB
Monitoring & Observability: Datadog, Sentry, Bugsnag

Social Links

www.linkedin.com/in/dav88dev, https://github.com/dav88dev, https://www.dav88.dev

Timeline

Master of Science - Informatics, Computer Software Engineering

National Polytechnic University of Armenia
01.2020 - 01.2022

Software Developer

LenderHomePage.com
05.2018 - Current

Full Stack Engineer

GuestCompass
03.2017 - 03.2018

Back-end Developer

Self-Employed
02.2016 - 03.2017

Back-end Developer

I LIKE IT
08.2015 - 02.2016

Web Developer & System/Network Administrator

Self employed
08.2013 - 07.2015

Bachelor of Science - Insurance

Armenian National Agrarian University
01.2005 - 01.2009

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David AghayanSenior Software Engineer