Senior Backend Developer

Company Overview :

We are building an innovative marketplace platform that connects clients with professional investigation services. Our mission is to streamline the process of finding, hiring, and managing investigation services through a secure, scalable, and user-friendly platform.

Position Summary :

We are seeking a highly experienced Senior Backend Developer with 8-10 years of experience to lead the development of our investigation services marketplace backend. The ideal candidate will be proactive, client-focused, and capable of architecting robust, scalable solutions using modern .NET technologies.

Key Responsibilities :

Technical Development :

- Design and develop scalable microservices architecture using C# and .NET Core

- Implement secure APIs and services for marketplace functionality including user management, service listings, booking systems, payment processing, and communication tools

- Architect and optimize PostgreSQL database schemas for high-performance data operations

- Develop integration solutions for third-party services (payment gateways, identity verification, communication tools)

- Implement comprehensive security measures including authentication, authorization, and data encryption

- Build real-time features for messaging, notifications, and status updates

- Ensure code quality through unit testing, integration testing, and code reviews

DevOps & Deployment :

- Design and implement CI/CD pipelines for Azure deployment

- Configure and manage Azure cloud services (App Service, Azure SQL, Service Bus, etc.)

- Implement monitoring, logging, and alerting solutions

- Optimize application performance and scalability

- Manage containerization using Docker and orchestration with Kubernetes

Client Interaction & Leadership :

- Collaborate directly with stakeholders to understand business requirements

- Provide technical guidance and recommendations to product owners

- Translate business needs into technical specifications

- Participate in client meetings and technical discussions

- Lead code reviews and mentor junior developers

- Contribute to architectural decisions and technology choices

Required Qualifications :

Technical Skills :

- 8-12 years of professional experience in backend development

- Expert-level proficiency in C# and .NET Core/.NET 6+

- Strong experience with microservices architecture and design patterns

- Extensive experience with PostgreSQL, including advanced querying, indexing, and optimization

- Solid understanding of RESTful API design and development

- Experience with Azure cloud services and deployment strategies

- Knowledge of containerization technologies (Docker, Kubernetes)

- Familiarity with message queuing systems (Azure Service Bus, RabbitMQ, etc.)

- Understanding of security best practices and compliance requirements

- Experience with version control systems (Git) and CI/CD pipelines

- Experience in Cloud infrastructure (AWS/GCP/OCS)

- Familiarity with other Backend Technologies

Marketplace/Platform Experience (Preferred) :

- Previous experience building marketplace or multi-tenant platforms

- Understanding of payment gateway integrations (Stripe, PayPal, etc.)

- Experience with rating and review systems

- Knowledge of booking and scheduling systems

- Understanding of user roles and permission management

Soft Skills :

- Excellent communication and interpersonal skills

- Proactive problem-solving approach

- Strong analytical and troubleshooting abilities

- Ability to work independently and take ownership of projects

- Experience in client-facing roles and requirement gathering

- Strong documentation and technical writing skills

- Ability to mentor and guide junior team members

Preferred Qualifications :

- Experience in fintech, legal tech, or service marketplace domains

- Knowledge of compliance requirements (GDPR, data protection, etc.)

- Experience with Azure DevOps and monitoring tools

- Familiarity with event-driven architecture patterns

- Understanding of search and filtering technologies (Elasticsearch, Azure Search)

- Experience with automated testing frameworks and practices