Lepton Software

7 days ago


Gurugram, India Lepton Software Full time

Role : Senior Backend DeveloperThe Role :We are seeking a highly skilled Senior Backend Developer to lead the design, development, and optimization of scalable backend systems. You will work closely with cross-functional teams to architect robust APIs, manage databases, and ensure performance, reliability, and security across applications. As a senior member, you will be responsible for mentoring junior developers and driving engineering best practices across the backend ecosystem.Key Responsibilities Development & Architecture : - Design, develop, and maintain highly scalable, reliable, and secure backend systems using Python Architect RESTful and GraphQL APIs, ensuring high performance, low latency, and adherence to security standards (OAuth2.0, JWT, RBAC).- Implement microservices-based architectures and event-driven systems where applicable.Database & Data Management : - Design and optimize relational (PostgreSQL/MySQL) and non-relational (MongoDB, Redis, Cassandra) databases.- Implement caching strategies, indexing, partitioning, and replication to enhance performance and scalability.- Ensure data integrity, consistency, and security across distributed systems.System Performance & Monitoring : - Optimize system performance through load testing, profiling, and tuning.- Implement logging, monitoring, and alerting solutions using tools like Prometheus, Grafana, ELK Stack, or Datadog.- Troubleshoot and debug complex production issues to ensure system reliability and minimal downtime.DevOps & CI/CD : - Work with CI/CD pipelines (GitHub Actions, Jenkins, GitLab CI, CircleCI) to automate testing, builds, and deployments.- Containerize applications using Docker and orchestrate services with Kubernetes or ECS.- Collaborate with DevOps teams on cloud infrastructure provisioning (AWS, GCP, or Azure).Code Quality & Collaboration : - Write unit tests, integration tests, and load tests using PyTest or equivalent frameworks.- Review code, enforce coding standards, and ensure adherence to SOLID principles, design patterns, and clean code practices.- Document technical specifications, API contracts, and system architecture.Innovation & Continuous Improvement : - Research and adopt emerging backend technologies, frameworks, and tools.- Provide thought leadership in backend development, security best practices, and performance optimization.- Mentor junior engineers and contribute to a culture of learning and excellence.Ideal Profile : Education : Bachelors/Masters degree in Computer Science, Engineering, or related field.Experience : Minimum 6+ years of backend development experience, with proven expertise in Python and frameworks like Flask, Django, or FastAPI.Technical Skills : - Strong knowledge of RESTful APIs, GraphQL, WebSockets.- Proficient in SQL and NoSQL databases with strong query optimization skills.- Solid understanding of system design, scalability, distributed systems, and concurrency.- Familiarity with cloud platforms (AWS/GCP/Azure) and CI/CD pipelines.- Experience with containerization (Docker) and orchestration (Kubernetes).- Knowledge of message brokers/queues (Kafka, RabbitMQ, SQS) is a plus.- Strong debugging, performance tuning, and profiling skills.Soft Skills : - Strong problem-solving and analytical mindset.- Excellent verbal and written communication skills.- Ability to work effectively in fast-paced, agile environments.- A proactive leader who drives ownership, collaboration, and innovation. (ref:hirist.tech)


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