Senior Backend Developer

2 weeks ago


Bengaluru, Karnataka, India RAKUTEN SYMPHONY INDIA PRIVATE LIMITED Full time

Job Title: Senior Backend Developer

Job Summary: We are seeking a skilled Senior Backend Developer to join our team at RAKUTEN SYMPHONY INDIA PRIVATE LIMITED. As a Senior Backend Developer, you will be responsible for designing, developing, troubleshooting, and debugging software programs for software enhancements and new products.

  • Main Responsibilities:
  • Contribute to the design, development, and maintenance of software programs
  • Work in a high-performance agile team environment
  • Review and provide feedback on HLD and LLD documents
  • Help breakdown high-level development tasks to granular tasks and estimate efforts
  • Write, review, and maintain high-quality code, peer-review of code and documents
  • Research, keep up to pace with evolving technologies and improve code
  • Proactively report improvement areas in existing and new software components/products
  • Develop clean, readable, well-commented code
  • Contribute to review and enrichment of Test Plans/Test Cases
  • Contribute to triage meetings, understand and balance work priorities
  • Work closely with other stakeholders, such as team leads, designer/architect, product and project managers, graphic artists, UX/UI designers, other developers, QA team, operations and support teams, system analysts, business analysts, and sales and marketing professionals

Requirements:

  • Required:
  • Understanding of Telecom Order Management and Service Activation solutions
  • Good understanding of Business Process Management, Business Process modelling, Workflow creation, and maintenance
  • Experience in a software-as-a-service application built on a modern platform with state-of-the-art open-source technologies
  • Understanding of Number Management and/or Number/Resource Inventory solutions
  • Software expert with experience in Java, JavaScript, and J2EE
  • Experience architecting large-scale, multi-threaded, distributed high-availability applications, and fast prototyping
  • Knowledge of containerization and orchestration technologies and hands-on knowledge with any one or more of the following: Google Anthos, Azure, AWS, or other Hybrid Cloud technologies
  • Good understanding of Mobile Network architecture covering 4G, 5G, OTA, Device Management, and various VAS services
  • Operating with the highest levels of honesty, integrity, and fidelity, acting in the best interest of the business
  • Strong capability and openness towards up-skilling and re-skilling, with a curious mind and desire to constantly learn and grow
  • Good written and verbal communication skills (English)
  • Ability to take initiative, work well under pressure, and work towards strategic business goals with attention to detail and multi-tasking skills
  • Self-starter able to work independently but comfortable and effective working in a team environment
  • Experience in OSS/BSS/Telecom/Order Management system is a must have
  • Must Have Skills:
  • Excellent hands-on development and debugging experience with Java and relevant technologies
  • Ability to review LLD and provide feedback and raise clarifications
  • Experience of developing code from LLD and HLD, independently
  • Experienced in design review and feedback, development, unit-testing, build-automation
  • Good experience with RESTful API (Swagger, JSON) implementation and optimization
  • Good experience with SOAP API (XML, XSD, WSDL) web service implementation
  • Practical knowledge and implementation experience of Microservice Architecture
  • Hands-on with Spring Boot, Spring Security, Spring Data, Spring MVC
  • Unit Testing coding, review, execution, code-coverage maximization
  • RDBMS (MySQL/PostgresSQL) - design, normalization, indexing, optimization, federation, partition, replication (master-slave, group replication), triggers, stored procedures
  • Apollo ActiveMQ/RabbitMQ, any other JMS implementation
  • Hibernate, Arjuna (JTA - JBoss Transactions API)
  • Public Key Infrastructure (PKI), Java Cryptography (JKS), PSK, and Certificate based authentication
  • Performance analysis and application tuning
  • Hands on experience with Kubernetes, Helm Charts, Docker/Dockerfile/Docker Compose, Swagger, Git, Maven, Jenkins, JIRA
  • Excellent command on debuggers
  • Ability to handle critical priority and time-sensitive production defects
  • Linux essentials ability to work with bash shell, command line tools like vi, grep, find, curl, wget, ssh, scp, ctags, etc.

Good to have skills:

  • Elastic Search, Kafka, Kibana, Grafana
  • NoSQL, Infinispan (in-memory distributed data-grid)
  • Liquibase, WildFly App Server, SmallRye, XNIO
  • Ability to write simple bash/python/perl scripts
  • OpenSSL and related tools
  • AWS/EKS/GCP
  • SoapUI, Postman for API testing/simulation
  • OWASP guidelines


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