SDE 3 Backend Developer

Requirements

Key Responsibilities:

**Design and Development **:

• **Architectural Design **: Develop and implement robust backend architectures that support complex business requirements and scale effectively.
• **Feature Implementation **: Write high-quality code to implement new features and enhance existing functionalities using Java and associated frameworks (e. g., Spring Boot).
• **Technical Documentation **: Create comprehensive technical documentation for the design and development processes to ensure maintainability and knowledge sharing.
• **Cloud Integration **:
• **Cloud Services Utilization **: Leverage AWS/GCP services (such as EC2 S3 Lambda, RDS, Cloud Functions, and Kubernetes) to deploy and manage scalable, secure, and efficient cloud-native applications.
• **Infrastructure as Code **: Utilize tools like Terraform or CloudFormation to manage and automate cloud infrastructure.
• **Microservices Architecture **:
• **Service Design **: Design and implement microservices that are resilient, maintainable, and scalable, following best practices for microservices architecture.
• **Inter-Service Communication **: Ensure efficient and reliable communication between microservices using appropriate protocols (e. g., REST, gRPC, message queues).
• **Database Management **:
• **Schema Design **: Design database schemas to support new and existing features, ensuring data integrity and performance.
• **Optimization **: Optimize queries and indexing strategies to improve database performance and reduce latency.
• **Data Migration **: Plan and execute data migration strategies for seamless upgrades and transitions.

**API Development **:

• **API Design **: Design and develop RESTful APIs, ensuring they are well-documented, secure, and easy to consume by front-end applications and third-party systems.
• **Security **: Implement authentication and authorization mechanisms (e. g., OAuth, JWT) to secure APIs.
• **Code Quality **:
• **Best Practices **: Follow and enforce coding standards and best practices to ensure code quality and consistency.
• **Testing **: Write unit, integration, and end-to-end tests to ensure code reliability and performance.
• **Code Reviews **: Conduct code reviews to provide feedback, ensure code quality, and share knowledge with team members.

**Performance Optimization **:

• **Profiling and Monitoring **: Use profiling tools and monitoring systems to identify and resolve performance bottlenecks in the application and infrastructure.
• **Scaling **: Implement strategies for horizontal and vertical scaling to handle increased load and ensure high availability.
• **Collaboration **:
• **Cross-Functional Teams **: Work closely with front-end developers, product managers, designers, and other stakeholders to deliver high-quality software solutions that meet business and user needs.
• **Agile Methodology **: Participate in Agile/Scrum ceremonies (e. g., daily stand-ups, sprint planning, retrospectives) to ensure effective communication and collaboration.

**Continuous Improvement **:

• **Learning and Development **: Stay up-to-date with emerging technologies, industry trends, and best practices in software development and cloud computing.
• **Process Improvement **: Propose and implement improvements to development processes, tools, and methodologies to enhance productivity and quality.

**Mentorship **:

• **Guidance and Support **: Mentor junior engineers by providing technical guidance, conducting code reviews, and offering career advice.
• **Knowledge Sharing **: Organize and conduct training sessions or workshops to share knowledge and best practices within the team.

Required Qualifications:

**Education **:

• **Degree **: Bachelor's degree in Computer Science, Engineering, or a related field.
• **Equivalent Experience **: Consideration of equivalent practical experience in software development.
• **Experience **:
• **Professional Experience **: 5-8 years of experience in backend development, with a strong focus on Java and relevant frameworks.
• **Project Experience **: Proven track record of delivering large-scale, high-performance backend systems in a production environment.

**Cloud Expertise **:

• **Hands-On Experience **: Practical experience with AWS and/or GCP services, including EC2 S3 Lambda, RDS, Cloud Functions, and Kubernetes.
• **Certification **: Relevant cloud certifications (e. g., AWS Certified Developer, Google Professional Cloud Developer) are a plus.

**Proficiency in Java **:

• **Core Concepts **: Deep understanding of core Java concepts, including multithreading, concurrency, and memory management.
• **Frameworks **: Proficiency with Java frameworks such as Spring Boot, Hibernate, etc.

**Microservices **:

• **Design and Development **: Experience in designing and developing microservices-based architectures, including service discovery, load balancing, and circuit breaking.
• **Tools and Technologies **: Familiarity with tools like Docker, Kubernetes, and service mesh technologies.

**Database Skills **:

• **SQL and NoSQL **: Proficient in SQL databases (e. g., MySQL, PostgreSQL) and NoSQL databases (e. g., MongoDB, Cassandra).
• **Optimization **: Experience with database optimization techniques, indexing strategies, and query performance tuning.

**API Development **:

• **RESTful APIs **: Strong experience in developing and consuming RESTful APIs.
• **API Documentation **: Proficiency in documenting APIs using tools like Swagger/OpenAPI.
• **Version Control **:
• **Git **: Proficient in using Git for version control, including branching, merging, and pull request workflows.
• **Collaboration Platforms **: Familiarity with platforms like GitHub, GitLab, or Bitbucket.

**Problem-Solving **:

• **Analytical Skills **: Excellent analytical and problem-solving skills to troubleshoot and resolve complex technical issues.
• **Creativity **: Ability to think creatively and propose innovative solutions to technical challenges.
• **Communication **:
• **Technical Communication **: Strong verbal and written communication skills, with the ability to convey complex technical concepts to non-technical stakeholders.
• **Documentation **: Ability to create clear and concise technical documentation for internal and external use.

**Team Player **:

• **Collaboration **: Ability to work effectively in a collaborative, fast-paced environment, contributing to team success.
• **Adaptability **: Flexibility to adapt to changing priorities and project requirements.

Technical Overview:

You will be expected to design, develop and maintain large-scale complex backend web applications.

You will be expected to rapidly learn and apply relevant new technologies.

You will be having a high level of interaction with business and product stakeholders.

You will be working on the entire web application stack, which includes:

• Web server hosting
• RESTful communication
• Message brokering
• Backend application layer, which includes the service and domain layers
• Data layer for persistence or caching

You will be participating in an agile software development cycle, which includes:

• Design
• Development
• Code Review
• Unit and Integration Testing
• Release

As an Software Development Engineer 3 you will be expected to contribute to design, code review, refactoring, and project management.

You will be exposed to the following technologies:

• Web application frameworks: Java Play, Vert. x, AIOHTTP, AWS Lambda
• Languages: Java, Kotlin, Javascript
• Data stores: PostgreSQL, Aerospike, Redis, Amazon Redshift
• Communication: HTTP, Amazon SQS, Sidekiq, Amazon SNS
• Server Management: Amazon ECS, Docker