c
chanuka_gishen

Chanuka G.

@chanuka_gishen

Freelance Software Engineer

Sri Lanka
Engels, Singalees
Sommige informatie wordt in het Engels weergegeven.
Over mij
Freelance Software Engineer | MERN Stack Developer | Python | DevOps As a passionate and results-driven Software Engineer, I thrive on building scalable, high-performance web applications using cutting-edge technologies. Currently freelancing with two dynamic companies, I leverage my expertise in the MERN stack (MongoDB, Express.js, React, Node.js) and Python to deliver robust, efficient, and user-centric solutions. ... Lees meer

Skills

c
chanuka_gishen
Chanuka G.
offline • 

Bekijk mijn diensten

Bugfixes
I will fix node js and express js errors fast
VanafUS$ 20 / projectMeer informatie
API en integraties
I will build secure rest apis with node js, express and postgresql
VanafUS$ 40 / projectMeer informatie

Portfolio

Werkervaring

Full Stack Software Engineer

360Tech • Fulltime

Jan 2024 - Present • 2 yrs 4 mos

• Designed, developed, and deployed ERP-style business systems, POS platforms, and internal enterprise tools used by real companies for daily operations. • Independently delivered end-to-end full-stack solutions, owning system architecture, backend logic, APIs, databases, deployment, and post-production maintenance. • Built scalable backend services and RESTful APIs using Express.js, FastAPI, and MongoDB, integrating third-party services and payment gateways. • Automated complex workflows through custom web apps, desktop applications (PyQt), and Android mobile apps (Flutter). • Designed secure authentication systems with role-based access control, ensuring data integrity and system security. • Optimized system performance by reducing API latency and improving database query efficiency, improving responsiveness of live systems. • Deployed and maintained applications on cloud servers, configuring CI/CD pipelines, managing server environments, and monitoring live production systems. • Worked directly with business owners and stakeholders to translate real operational needs into scalable technical solutions. • Provided long-term post-deployment support, debugging live issues and continuously improving systems based on business feedback