DXFactor - Python Developer - Microservices Architecture

Description :

Key Responsibilities :

Backend Development :

- Design and develop RESTful APIs and microservices using Python (FastAPI/Django).

- Build and optimize video processing pipelines using FFmpeg.

- Implement database schemas and queries for PostgreSQL and MongoDB.

- Develop async processing workflows for media handling and transcoding.

- Write clean, maintainable, and well-documented code.

Video & Media Processing :

- Build video ingestion, transcoding, and processing workflows using FFmpeg.

- Implement media optimization for different platforms and formats.

- Handle large file uploads, streaming, and storage integrations.

- Develop thumbnail generation, video metadata extraction, and format conversion services.

Integration & APIs :

- Integrate with third-party APIs (Social Media, Payment, Cloud Storage).

- Implement authentication and authorization using Keycloak / OAuth2.

- Build webhook handlers and event-driven systems.

- Develop search and discovery features with efficient querying.

Quality & Performance :

- Write unit tests and integration tests for backend services.

- Optimize API performance and database queries.

- Implement logging, monitoring, and error handling.

- Participate in code reviews and follow engineering best practices.

Collaboration :

- Work closely with frontend developers on API contracts.

- Collaborate with DevOps on deployment and infrastructure.

- Participate in sprint planning and technical discussions.

- Contribute to architectural decisions and documentation.

Required Skills & Experience :

Technical Expertise (3+ Years) :

Python & Frameworks :

- Strong proficiency in Python 3.

- Experience with FastAPI or Django/Django REST Framework.

- Understanding of async programming (asyncio, Celery).

- Familiarity with Python best practices and design patterns.

Video Processing :

- Hands-on experience with FFmpeg for video/audio processing.

- Video transcoding, format conversion, and compression.

- Thumbnail generation and media metadata extraction.

- Understanding of video codecs, containers, and streaming protocols (HLS, DASH).

Databases :

- Strong experience with PostgreSQL (schema design, queries, optimization).

- Experience with MongoDB (document modeling, aggregations).

- Database migration tools (Alembic, Django migrations).

- Caching strategies (Redis).

APIs & Integration :

- RESTful API design and implementation.

- Experience integrating third-party APIs.

- OAuth2 / OpenID Connect authentication.

- Webhook implementation and event-driven architecture.

Cloud & Infrastructure :

- Experience with AWS / GCP / Azure (any one or more).

- Cloud storage services (S3, GCS, Azure Blob).

- Basic understanding of Docker and containerization.

- Familiarity with message queues (RabbitMQ, SQS, Kafka).

Good to Have :

- Experience with Keycloak or similar IAM solutions.

- Kubernetes deployment experience.

- Experience with social media APIs (Instagram, Facebook, TikTok).

- Background in media/entertainment or creator economy platforms.

- Experience with search technologies (Elasticsearch).

- Performance profiling and optimization skills.