Senior Backend Developer

Senior Backend DeveloperCompany 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 reviewsDevOps & 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 KubernetesClient 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 choicesRequired 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 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 managementSoft 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 membersPreferred 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 (ref:hirist.tech)