SDE 3 Backend Developer

This role is for Weekday's client.

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