You will get A Fully Custom CRM Ecosystem
Rising Talent
Rising Talent
Project details
What sets this service apart is the Architectural approach to business automation. Most developers focus solely on code; I focus on building a scalable digital ecosystem that grows with your business.
By choosing this project, you are not just getting a CRM or a Mobile App; you are getting a unified system engineered for data integrity, high performance, and security.
Key Differentiators:
Unified Ecosystem: I bridge the gap between your web-based operations (CRM) and your mobile user engagement (mCRM), ensuring seamless real-time synchronization.
Security-First Mindset: From JWT authentication to complex Role-Based Access Control (RBAC), your business data is protected by industry-standard protocols.
Scalable Stack: Leveraging TypeScript, Node.js, and React Native, I deliver type-safe, maintainable code that reduces technical debt and future-proofs your investment.
Business-Centric Logic: I design workflows that simplify your daily operations, not complicate them.
I don't just build apps. I architect solutions that drive efficiency.
By choosing this project, you are not just getting a CRM or a Mobile App; you are getting a unified system engineered for data integrity, high performance, and security.
Key Differentiators:
Unified Ecosystem: I bridge the gap between your web-based operations (CRM) and your mobile user engagement (mCRM), ensuring seamless real-time synchronization.
Security-First Mindset: From JWT authentication to complex Role-Based Access Control (RBAC), your business data is protected by industry-standard protocols.
Scalable Stack: Leveraging TypeScript, Node.js, and React Native, I deliver type-safe, maintainable code that reduces technical debt and future-proofs your investment.
Business-Centric Logic: I design workflows that simplify your daily operations, not complicate them.
I don't just build apps. I architect solutions that drive efficiency.
Programming Languages
JavaScript, TypeScriptCoding Expertise
Cross Browser & Device Compatibility, Performance Optimization, DesignWhat's included
| Service Tiers |
Starter
$500
|
Standard
$1,500
|
Advanced
$3,500
|
|---|---|---|---|
| Delivery Time | 15 days | 29 days | 60 days |
Number of Revisions | 2 | 3 | 5 |
Number of Pages | 5 | 9 | 20 |
Design Customization | |||
Content Upload | |||
Responsive Design | |||
Source Code |
Optional add-ons
You can add these on the next page.
Fast Delivery
+$200 - $500
Additional Page
+$50
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JT
Jovana T.
Feb 8, 2026
Curate Places of Interest in mapping services
Job well done. It was a pleasure to work with Aristeidis.
About Aristeidis
Full-Stack Software Engineer | Web & Mobile Systems
Ioannina, Greece - 4:25 am local time
Currently, I lead the design and implementation of cross-platform mobile and web solutions, specializing in bridging complex backend infrastructures with high-performance frontend interfaces.
Core Engineering Expertise:
System Design: Designing scalable backend infrastructures using Node.js and MySQL, with a focus on data integrity, optimized schema design, and API performance.
Mobile & Web Engineering: Building cross-platform applications with React Native and TypeScript, implementing advanced patterns for state management, internationalization (i18next), and modular UI components.
Security & Integration: Implementing secure authentication protocols (JWT) and role-based access control (RBAC), while ensuring seamless REST API integrations between disparate systems.
Technical Versatility: Experienced in migrating and integrating diverse stacks, including WordPress/OpenCart environments, and developing custom automation tools with Python and MQL5.
Project Highlights:
End-to-End Product Lead: Spearheaded the development of mobile applications from initial database schema design to final deployment on App/Play Stores.
Performance Optimization: Refined legacy systems to improve response times and security standards in high-traffic environments.
Scalable Solutions: Built internal tools and customer-facing apps that prioritize clean, maintainable code and future-proof design.
Tech Stack:
Engineering & Logic: TypeScript, JavaScript, Node.js, Python, MQL5, PHP.
Frontend/Mobile: React Native, Expo, HTML5/CSS3, Tailwind.
Data & CMS: MySQL (relational design), WordPress, OpenCart.
DevOps & Tools: Git (Development-driven workflows), REST APIs, JWT, cPanel/Server Management.
I am a solution-driven engineer who thrives in fast-paced startup environments where rapid execution and independent problem-solving are paramount. Whether you are building a new product from scratch or scaling an existing system, I provide the technical leadership to turn your vision into a production-ready reality.
Let’s build your next big project.
Steps for completing your project
After purchasing the project, send requirements so Aristeidis can start the project.
Delivery time starts when Aristeidis receives requirements from you.
Aristeidis works on your project following the steps below.
Revisions may occur after the delivery date.
Discovery & Architecture Design
I will analyze your requirements to design the system architecture, database schema, and API structure. This ensures a solid foundation before coding begins.
Database Setup & Backend Development
Building the robust Node.js backend, setting up the MySQL database, and implementing secure JWT authentication and Role-Based Access Control (RBAC).