About Karthik
I am a senior backend engineer and technical lead with 7+ years of experience delivering scalable, secure, and high-performance web applications for startups and growing companies. I specialize in PHP (Laravel, Symfony), Node.js, REST APIs, PostgreSQL/MySQL, and Docker-based deployments. I help businesses modernize legacy systems, build SaaS platforms, optimize backend performance, and ensure clean, maintainable architecture. Comfortable working with EU clients, remote teams, and long-term engagements, I focus on reliability, clear communication, and on-time delivery.
English
Native or bilingual
Remote only
Primarily works remotely
Experience
- Digital Future of EducationLead Full-Stack DeveloperJune 2021 - Today (5 years)• • As a team lead of a 5-member team, we are working on the Fri Admin app and Web Client app.• • I contributed significantly to discussions on the flow, logic, and database architecture for both the Fri Admin and Web Client applications.• • Under my leadership, we successfully achieved PCI certification, passing several server-side and application side security checks.• • We implemented a microservices architecture (4 instances) for individual modules to improve performance, enhance security, and optimize the system.• • I have developed over 200+ REST APIs with proper documentation and contributed to Web Client 1.0, built on Angular.• • Analyzed systems flow, data usage, and work processes; investigated 100% of problem area
- ErisnPhp DeveloperOctober 2020 - May 2021 (7 months)• • Worked as a PHP developer on various frameworks, including WordPress and CodeIgniter, alongside frontend technologies like React.js for diverse client projects.• • Demonstrated strong expertise in site optimization, addressing security issues, and performing security checks.• • Managed client meetings, documented requirements, and ensured project deliverables aligned with client expectations.• • Designed and developed 4+ websites, handling both frontend and backend development.• • Supported team members in resolving technical issues and improving project workflows
- AGE High Voltage Solution PVT. LTDWeb-Php DeveloperNovember 2018 - October 2020 (1 year and 11 months)• • Sole developer managing 5-6 WordPress websites, responsible for both front-end and back-end maintenance.• • Created custom WordPress plugins and themes to meet specific business needs and improve site functionality.• • Led the migration and development of a Magento website, handling custom plugin development and theme modifications.• • Ensured website optimization and implemented security measures to enhance performance and protect against vulnerabilities.• • Delivered regular updates and maintenance, ensuring the smooth operation of all company websites
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Education
- B.ScB.Sc
- SPECIALISTSPECIALIST