Senior Full-Stack Developer – Taxi & Mobility Platform

We’re Hiring: Senior Full-Stack Developer – Taxi & Mobility Platform
Work Type: Full-Time | Fully Remote
Monthly Salary: 45,000 [Currency to be confirmed] for first 3 months
Working Days: 5 days per week
Working Hours: 8 hours per day
About the Project
We are developing an advanced taxi and mobility platform featuring a digital taxi meter, real-time GPS tracking, interactive maps, automated fare calculation, online payment integration, live chat, and notification services.
We are looking for an experienced Senior Full-Stack Developer to work closely with our Front-End Developer and take responsibility for developing, integrating, and maintaining the backend infrastructure that powers our platform.
This is a hands-on development role requiring proven experience with real-time applications, location-based services, financial transactions, and third-party API integrations.
Key Responsibilities1. Backend Development & System Architecture
Design, develop, and maintain scalable backend services and RESTful APIs.
Design database architecture, relationships, indexes, and transaction workflows.
Implement authentication, authorization, user roles, and permissions.
Build reliable services connecting passenger apps, driver apps, dashboards, and administrative systems.
Ensure application security, performance, scalability, and data integrity.
2. Real-Time GPS Tracking & Maps
Implement live GPS tracking for drivers and passengers.
Develop real-time location updates and vehicle movement tracking.
Integrate Google Maps, Mapbox, or other suitable mapping services.
Implement routes, distance calculations, ETA, map markers, and route polylines.
Optimize location updates, background tracking, and network performance.
Support real-time trip status updates, driver availability, and trip monitoring.
3. Digital Taxi Meter & Fare Calculation
Develop backend services supporting a digital taxi meter.
Implement fare calculation based on distance, duration, minimum fare, waiting time, and additional charges.
Support configurable pricing rules, cancellation fees, and surge pricing.
Ensure consistency between the displayed fare, trip records, and final payment.
Handle trip start, pause where applicable, completion, fare calculation, and trip history.
4. Payment Gateways & Financial Systems
Integrate third-party electronic payment gateways.
Implement payment authorization, capture, refunds, and transaction status handling according to the selected provider.
Support saved payment methods and tokenized card payments where supported.
Implement secure payment webhooks, idempotency, and transaction reconciliation.
Maintain accurate trip receipts, payment records, commissions, and financial reports.
Handle payment failures and prevent duplicate charges.
5. Real-Time Communication & Notifications
Implement live chat between passengers, drivers, and support teams.
Develop real-time messaging using WebSockets or equivalent technologies.
Integrate SMS, push notifications, and email services as required.
Implement message delivery status, notification events, and relevant trip alerts.
Ensure reliable communication during active trips and changing network conditions.
6. Database & Financial Reporting
Design and optimize databases for users, drivers, vehicles, trips, pricing, payments, and transactions.
Maintain accurate trip histories and financial records.
Develop reporting APIs for revenue, completed trips, driver activity, and platform performance.
Ensure appropriate transaction consistency and auditability.
7. Front-End Integration & Team Collaboration
Work closely with the Front-End Developer to connect interfaces with backend APIs.
Provide clear API documentation using OpenAPI/Swagger or equivalent tools.
Review code, troubleshoot integration issues, and maintain consistent data contracts.
Collaborate on technical architecture, development priorities, and release planning.
8. Deployment & Production Maintenance
Deploy and maintain production backend services.
Implement logging, monitoring, error handling, and automated testing.
Use Git-based workflows and CI/CD practices.
Identify bottlenecks and improve application reliability and performance.
Required Technical Skills
Strong professional experience as a Senior Full-Stack Developer, with substantial backend expertise.
Advanced proficiency in Node.js with TypeScript, NestJS, or an equivalent backend framework.
Strong knowledge of PostgreSQL or MySQL and database optimization.
Experience with Redis, WebSockets, and real-time event-driven systems.
Strong experience designing REST APIs and integrating third-party services.
Practical experience with GPS tracking, mapping APIs, geolocation, and route calculations.
Experience integrating electronic payment gateways and handling payment transactions securely.
Experience implementing live chat, SMS, push notifications, or messaging services.
Knowledge of authentication, API security, access control, and secure data handling.
Experience with Docker, cloud infrastructure or VPS deployment, monitoring, and CI/CD.
Strong Git skills and experience collaborating with frontend and mobile developers.
Mandatory Experience
Candidates must have practical experience in at least the following critical areas:
Real-time applications and live data updates.
GPS tracking and map integrations.
Backend APIs for mobile applications.
Third-party API and payment gateway integrations.
Database design and production system maintenance.
Experience in taxi booking, ride-hailing, logistics, fleet management, or other location-based platforms is a significant advantage.
Candidates without practical real-time and map-based application experience will not be considered a suitable match for this role.
Employment Conditions
Fully remote position.
Full-time employment.
Five working days per week.
Eight working hours per day.
Monthly salary: 45,000 [Currency to be confirmed].
Close collaboration with our Front-End Developer and mobile development team.
How to Apply
Please submit your CV and include:
Your professional experience and primary backend technology stack.
Links to relevant projects, GitHub, or portfolio.
Examples of real-time tracking or map-based applications you have developed.
Details of payment gateway and live chat integrations you have implemented.
Your availability and expected start date.
We are looking for a reliable senior developer who can take ownership of the backend, solve complex technical challenges, and help us deliver a stable, secure, and scalable taxi platform.

Work arrangement
Yes