Senior Java Software Engineer

Role: Principal Engineer - Java

Experience: 5-8 years

Location: Bangalore

About Styli Marketplace

Launched in 2019 by Landmark Group, Styli Marketplace is the first e-commerce venture of the group, quickly becoming a leading online destination for fashion and lifestyle across the GCC, including Saudi Arabia, the UAE, Kuwait, Bahrain, and beyond.

We connect global sellers and creators with millions of fashion-forward customers, offering the latest trends, exceptional value, and convenient services like same-day to 48-hour delivery and flexible payment options. Our mission is to make style accessible, aspirational, and exciting for all, backed by a passionate team fostering a culture of creativity and innovation. At Styli, we aim to revolutionize fashion retail and bring unique experiences to our customers.

Key Responsibilities:

• Design, develop, and maintain high-performance, scalable, and secure Java-based applications using Spring Boot, JPA, and Hibernate.

• Work with both SQL (MySQL, PostgreSQL, Oracle) and NoSQL (MongoDB, Cassandra, DynamoDB) databases. • Implement and optimize RESTful APIs, microservices, and event-driven architectures.

• Leverage cloud platforms (AWS/Azure/GCP) for deploying, monitoring, and scaling applications.

• Integrate message queue systems (Pubsub / Kafka / RabbitMQ / SQS / Azure Service Bus) for asynchronous processing.

• Contribute to data lake and data warehouse solutions, ensuring efficient data ingestion, processing, and retrieval.

• Collaborate with frontend teams if needed (knowledge of React/Angular is a plus). • Troubleshoot and debug complex issues, ensuring optimal performance and reliability.

• Follow industry best practices in coding standards, security (OWASP), CI/CD, and DevOps methodologies.

• Participate in Agile/Scrum ceremonies and work closely with cross-functional teams.

Mandatory Skills & Qualifications:

• 5 to 8 years of hands-on experience in Java/J2EE, Spring Boot, Hibernate, JPA.

• Strong expertise in SQL & NoSQL databases, query optimization, and data modeling.

• Proven experience with cloud platforms (AWS/Azure/GCP) – Lambda, EC2, S3, Azure Functions, GCP Cloud Run, etc.

• Knowledge of message queue systems (Pubsub, Kafka, RabbitMQ, ActiveMQ, SQS).

• Familiarity with data lakes (Delta Lake, Snowflake, Databricks) & data warehouses (BigQuery, Redshift, Synapse).

• Experience with Docker, Kubernetes, and CI/CD pipelines (Jenkins/GitHub Actions/Azure DevOps). • Strong problem-solving, debugging, and performance tuning skills.

• Hands on in the Microservice environment.

• Experience in eCommerce and Deep hands-on technical expertise

• Ability to handle multiple competing priorities in a fast-paced environment

Good to have Skills:

• Frontend experience with React.js/Angular.

• Knowledge of GraphQL, gRPC, or WebSockets.

• Understanding of AI/ML integration in backend systems.

• Certifications in cloud (AWS/Azure/GCP) or Java/Spring.

Industry Best Practices Knowledge Expected:

• Design Patterns (Microservices, Singleton, Factory, Observer, etc.)

• Security Standards (OAuth2, JWT, SSL/TLS, Data Encryption)

• Performance Optimization (Caching, DB Indexing, Load Balancing)

• Observability (ELK Stack, Prometheus, Grafana, CloudWatch)

• Agile & DevOps Culture (Scrum, SAFe, GitOps, Infrastructure as Code)

Soft Skills:

• Strong analytical and communication skills.

• Ability to work in a fast-paced, collaborative environment.

• Proactive mindset with a focus on continuous learning.