7+ Years of Experience

Hello, I'm

Sarib Malek

Freelance Software Engineer & Backend / Python API Developer

A results-driven Freelance Full Stack Developer | Backend Engineer | Python API Developer with 7+ years of expertise in delivering custom web, mobile, and API solutions to clients worldwide. Specialized in PHP (Laravel, Symfony), Python (FastAPI, Django), Flutter Mobile Development, SaaS Development, and Cloud Optimization (AWS), I help businesses build scalable, high-performance applications.

Expert in building RESTful & async Python APIs with FastAPI and Django REST Framework, integrating Stripe payment systems, building SaaS platforms, and creating powerful automation scripts & workflows. Whether you need a new MVP, a complex enterprise system, or maintenance for existing projects, I deliver high-quality code and reliable results.

Proficient across the full development lifecycle (SDLC), with solid expertise in Java, Python, and the full JavaScript stack, along with Agile methodologies, API integrations, database optimization, and Stripe billing & subscription management.

Professional Experience

Freelance Software Engineer

Self-Employed / Remote

Jan 2023 - Present
  • End-to-End Delivery: Delivered custom web and mobile applications for diverse clients, managing the entire project lifecycle from concept to launch.
  • Technical Consultation: Consulted with clients to define technical requirements and provided strategic advice on technology stack selection and scalability.
  • Solution Architecture: Developed high-performance e-commerce platforms, booking systems, and business management tools using Laravel and Flutter.
  • Client Success: Maintained long-term relationships with clients through reliable maintenance, updates, and feature enhancements.

Software Engineer

Vivan web solution Pvt ltd

Jan 2018 - Dec 2022
  • Full Lifecycle Development (SDLC): Spearheaded the end-to-end development of enterprise-grade web applications, ensuring timely delivery and adherence to high-quality code standards using PHP frameworks and modern JavaScript.
  • System Architecture & Optimization: Designed and maintained scalable database schemas and backend logic, successfully refactoring legacy codebases to improve application performance by over 30%.
  • Code Quality & Analysis: Conducted comprehensive code reviews, requirements analysis, and risk assessments to minimize technical debt and ensure software reliability.
  • Project Management: Collaborated directly with stakeholders to define project scope, managed sprint planning using Agile methodologies, and effectively prioritized feature requests.
  • Innovation & Mentorship: Evaluated and integrated emerging technologies (such as Flutter and Node.js) to modernize the tech stack, while mentoring junior developers on best practices.
  • Website Development & CMS: Developed dynamic, responsive websites using HTML5, CSS3, and WordPress. Customized themes and plugins to meet unique client business requirements, ensuring cross-browser compatibility.
  • UI/UX Design & Prototyping: Collaborated with design teams to translate wireframes into interactive, pixel-perfect user interfaces. focused on enhancing user experience through intuitive layout design and smooth micro-interactions.

My Services

Custom Web Development

Tailored web solutions using modern frameworks like Laravel, Symfony, React, and Vue.js. From landing pages to complex web portals.

Mobile App Development

Cross-platform mobile applications using Flutter. High-performance apps that work seamlessly on both iOS and Android.

API Integration & Backend

Robust backend architecture, REST/GraphQL API design, and third-party service integrations (Stripe, Twilio, AWS, etc.).

Python API & SaaS Development

High-performance async APIs with FastAPI & Django REST, full SaaS platforms with Stripe billing, subscriptions, and automation workflows.

Automation & Maintenance

Python-powered automation scripts, data pipelines, scheduled tasks, and ongoing maintenance, bug fixing, and performance optimization for your existing applications.

Featured Projects

National Sports Id

Software Engineer

PHP & MySQL

Platform for creating leagues and teams, managing players, coaches, and generating match sheets.

Key Features: League/Team management, Verify players/coaches, Document uploads, Payment integration.
Team Size: 5

MobileMoxie

Software Engineer

React JS & Symfony

Contributed to the development of MobileMoxie, a comprehensive mobile SEO and ASO toolset. Built dynamic user interfaces with React JS and robust backend services using Symfony.

Key Tech: React JS, Symfony, PHP, MySQL.

Wall Street Italia

Software Engineer

Symfony & WordPress

Worked on the Wall Street Italia project, leveraging Symfony and WordPress to build robust web solutions.

Key Tech: Symfony, WordPress, PHP, MySQL.

UTT Project

Software Engineer

Symfony Framework

Developed and maintained the UTT project using the Symfony framework, ensuring high performance and scalability.

Key Tech: Symfony, PHP, Doctrine.

Transportation Advisory

Software Engineer

PHP & MySQL

Transportation product management system for creating employees and sub-users.

Team Size: 3

B2B Banking Portal

Software Engineer

Vue.js & Laravel

Enterprise admin panel for banking operations with advanced data visualization.

Key Tech: Vue.js, Laravel, Chart.js.
Features: Financial analytics, Secure banking operations management.

Capexplan

Software Engineer

Symfony 2, React.js

Capital expenditure management software for enterprise-level financial planning.

Key Tech: Symfony 2, JavaScript, React.js.
Features: Sales & purchase management, Budget approval workflows, Capex tracking.

FastAPI SaaS Platform

Backend / Python API Developer

Python & FastAPI

Built a multi-tenant SaaS platform with async REST APIs, Stripe subscription billing, role-based access control, and automated email workflows.

Key Tech: Python, FastAPI, PostgreSQL, Stripe, Celery, Redis, Docker, AWS.
Features: Stripe checkout & webhooks, subscription tiers, background task queues, JWT auth.

Django Automation Suite

Backend / Python API Developer

Python & Django

Developed a Django-based automation suite for scraping, data pipelines, scheduled reporting, and REST API integrations for business clients.

Key Tech: Python, Django, Django REST Framework, Celery, MySQL, Scrapy.
Features: Automated data collection, scheduled tasks, REST API, admin dashboard.

My Education

Bachelor of Computer Application

Sardar Patel University

2021

CGPA: 9.42 (Grade A)

Higher Secondary (12th)

Madhavlal Shah High School

2018

68% (Grade B)

Technical Expertise

Languages & Frameworks

PHP Ecosystem

Laravel, Symfony, Core PHP

Expertise in architecting scalable backends and ERP solutions. Proven track record in managing complex dependency injections, creating custom console commands, optimizing high-traffic applications, and implementing secure authentication systems (OAuth, JWT). Deeply experienced in MVC architecture and Doctrine ORM.

Mobile Development

Flutter, Dart

Developing production-ready cross-platform apps for iOS and Android. proficient in state management (Provider, Bloc), custom animations, and native device feature integration.

Python API & Automation

Python, FastAPI, Django, Celery, Stripe

Building high-performance async REST APIs with FastAPI and robust web backends with Django REST Framework. Expert in SaaS development, Stripe subscriptions & billing, Celery task automation, and web scraping/data pipelines.

Programming Languages

Java, Python, Go

Utilizing Java for robust enterprise logic, multi-threaded applications, and Android native modules. Leveraging Python for API development, scripting, automation tools, and web scraping. Building high-performance concurrent systems with Go.

Frontend & JS Stack

Node.js, React.js, Vue.js, Bootstrap, JavaScript

Building highly interactive Single Page Applications (SPAs) with React.js and Vue.js. Developing scalable, event-driven backends with Node.js. Proficient in creating pixel-perfect, mobile-first responsive layouts using Bootstrap and custom CSS/SASS without relying on templates.

Databases & Infrastructure

Databases

MySQL, PostgreSQL, MongoDB, SQLite

Designing normalized relational schemas and handling NoSQL data structures. writing complex joins, stored procedures, and performing query optimization for speed.

Tools & Collaboration

GitHub, Bitbucket, Jira, Trello, ActiveCollab

Streamlined workflow management using Jira, Trello, and ActiveCollab. Expert in version control strategies with GitHub/Bitbucket, alongside secure REST API & Payment Gateway integrations.

CMS & Other

WordPress, Docker, Linux

Custom theme and plugin development for WordPress. experience with server management (Linux) and containerization using Docker.

SaaS, Stripe & Cloud

AWS, Stripe, SaaS Architecture, Automation

End-to-end SaaS development including Stripe billing, subscriptions & webhooks. Proficient in cloud deployment (AWS EC2, S3), automated workflows with Python/Celery, and complex payment gateway integrations.

Pricing Plans

Working Hour Plans

Type Hourly Hiring
Per Hour Price $16 Per Hour
Project Based Price As per requirement
Communication Basecamp, Zoom, Skype, Google Meet, Phone, Chat, etc. (as per client’s preference)
Project Tracking Google Sheets, Basecamp, Jira, GitHub, Daily Reports

Get In Touch

Let's Talk

I'm currently available for freelance projects and open to full-time opportunities. If you have a project in mind or just want to say hi, feel free to reach out!

Call Me +91 99097 86552
Location Kadival, Laldarvaja Khambhat, India
Upwork

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