Java Developer

SUMMARY:

The main responsibilities of this position will be to contribute to design, develop, troubleshoot, and debug software programs for software enhancements and new products. To develop software including operating systems utilities, build and automation tools for SOM team.

KEY RESPONSIBILITIES

• Work in 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 pace with evolving technologies and improve code
• Proactively report improvement areas in existing and new code/application/framework
• Integrate software components/products as per the need of the design/solution
• 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
• Responsible for other aspects of application like performance, security etc.
• Work towards keeping the product free of technical debt

Skills required:

To perform this job successfully, an individual must be able to perform each essential duty satisfactorily. The requirements listed below are representative of the knowledge, skill, and/or ability required. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• 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 preferred.
  

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
• Apache 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