Senior Backend Developer (7+ years of experience)

Location: Cairo/Giza Egypt (Full-time On-site)
Experience: 7 years of professional software development experience
Employment Type: Full-time

Nexus Analytica is a technology company specializing in digital transformation for the energy sector. We develop advanced software platforms that combine data analytics artificial intelligence and modern software engineering to help utilities renewable energy developers and governments manage increasingly complex energy systems.

Our flagship platform NexusGRID integrates data from renewable energy plants battery energy storage systems (BESS) smart meters electric vehicle charging infrastructure and other grid-connected assets to provide real-time monitoring forecasting analytics and intelligent operational decision support.

We are looking for an experienced Senior/Lead Backend Developer to lead the design development and evolution of the backend architecture powering NexusGRID. You will play a key role in building highly scalable secure and high-performance backend services capable of processing millions of telemetry records from energy assets while maintaining exceptional reliability and performance.

You will work closely with frontend developers data scientists DevOps engineers QA engineers and product stakeholders to deliver enterprise-grade software used by utilities and energy companies worldwide.

This role is ideal for someone who enjoys solving complex engineering challenges mentoring developers and shaping the technical direction of a growing software platform.

• Lead the architecture design and implementation of backend services.
• Design scalable REST APIs and backend microservices.
• Build reliable secure and high-performance distributed systems.
• Develop and maintain enterprise-grade Django applications.
• Optimize database performance and data models.
• Design asynchronous processing pipelines using Celery or equivalent technologies.
• Implement event-driven architectures where appropriate.
• Ensure code quality through code reviews automated testing and CI/CD pipelines.
• Collaborate with DevOps engineers to improve deployment and infrastructure automation.
• Work closely with frontend teams to define API contracts.
• Collaborate with data scientists to productionize machine learning and forecasting models.
• Mentor junior and mid-level developers through technical guidance and code reviews.
• Participate in architectural decisions and technology selection.
• Troubleshoot production issues and drive root cause analysis.
• Contribute to engineering standards documentation and development best practices.

• Bachelors or Masters degree in Computer Science Software Engineering or a related field.
• 7 years of professional backend software development experience.
• Extensive experience with Python.
• Strong professional experience with Django or equivalent enterprise backend frameworks (such as FastAPI Flask Spring Boot Core or with the ability to quickly adapt to Django if not already proficient.
• Strong experience designing RESTful APIs.
• Deep understanding of object-oriented programming and software design principles.
• Strong knowledge of relational databases such as PostgreSQL or MySQL.
• Experience with ORM technologies.
• Experience building scalable backend architectures.
• Strong understanding of authentication and authorization (JWT OAuth2 OpenID Connect).
• Experience working with Docker.
• Experience using Git in collaborative development environments.
• Experience with automated testing and CI/CD pipelines.
• Strong debugging and performance optimization skills.

Experience with one or more of the following is highly desirable:

• Django REST Framework
• Celery
• Redis
• RabbitMQ or Kafka
• WebSockets
• GraphQL
• Azure AWS or Google Cloud Platform
• Kubernetes
• Elasticsearch / OpenSearch
• TimescaleDB
• Prometheus & Grafana
• Nginx
• Linux server administration
• Distributed systems
• Event-driven architectures
• High-volume data processing
• IoT platforms
• Time-series databases

• Experience developing enterprise SaaS products.
• Experience in the energy utilities IoT or smart grid sectors.
• Experience working with telemetry or real-time data systems.
• Familiarity with protocols such as MQTT or DLMS/COSEM.
• Experience integrating third-party APIs and industrial systems.
• Exposure to AI or machine learning deployment workflows.
• Experience leading agile software teams.

• Strong technical leadership skills.
• Excellent problem-solving abilities.
• Passion for writing clean maintainable and testable code.
• Ownership mentality and attention to detail.
• Excellent communication and collaboration skills.
• Ability to mentor and inspire other developers.
• Comfortable working in a fast-paced product-focused environment.
• Continuous learner with a passion for modern software engineering.

• Competitive salary package.
• Opportunity to work on cutting-edge energy technology.
• Exposure to large-scale international projects.
• Collaborative and highly technical engineering environment.
• Career growth and leadership opportunities.
• Modern development tools and workflows.
• Flexible working arrangements.
• Professional training and certification support.
• Opportunity to make a real-world impact on the future of sustainable energy.

• Python
• Django & Django REST Framework
• PostgreSQL
• Redis
• Celery
• Docker
• GitHub & GitHub Actions
• Azure Cloud
• REST APIs
• React (Frontend)
• TypeScript
• Linux
• CI/CD pipelines