

About Walkwel Technology Pvt. Ltd.
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Job description
We are looking for a Java Backend Developer with solid experience in Network Management Systems (NMS/EMS) to be part of a fast-paced product development environment. The ideal candidate should have hands-on experience in core Java and Spring Boot, with an understanding of telecom network protocols like SNMP, Netconf, and FCAPS.
You'll be involved in developing scalable backend solutions for managing and monitoring network infrastructure, particularly within the optical networking/OTN domain.
Key Responsibilities
- Design, develop, and maintain backend modules using Core Java & Spring Boot
- Work on NMS/EMS platforms and implement network features aligned with FCAPS
- Develop or integrate with communication protocols like SNMP, Netconf
- Collaborate with front-end, QA, and network teams to deliver end-to-end solutions
- Debug production issues, optimize system performance, and ensure scalability
- Work in Agile/Scrum teams to deliver high-quality releases within tight timelines
- Follow best practices in coding, testing, and CI/CD pipelines
Required Skills
- Strong proficiency in Core Java (Java 8 or above) and Spring Boot
- 3+ years of experience working with NMS/EMS platforms
- Good understanding of network management protocols – SNMP, Netconf
- Familiarity with FCAPS architecture (Fault, Configuration, Accounting, Performance, Security)
- Strong knowledge of Linux environments and shell scripting
- Experience with REST APIs, microservices architecture, and debugging tools
Nice to Have
- Prior exposure to optical networking technologies (OTN/SONET/SDH)
- Understanding of L0/L1 transport network configurations
- Hands-on with telecom equipment vendors or network simulators
- Excellent programming in Core Java, Multi-threading.
- Java technologies: Core Java, Java EE/J2EE, JPA/Hibernate, Spring
- Should have good understanding on design patterns.
- Should have minimum 1 yr exp in spring boot / Microservices / Amazon Web Services.
- Should have experience developing RESTful services along with Spring and Hibernate
- Good exposure & experience in Product development.
- Ability to collaborate with Architects on development and design.
- Up to date with technology trends and be able to set direction for other developers.
- Ability to evaluate and build POCs, make recommendations around Java, DevOPs, Mobility and Cloud related technologies.
Technical Skills :
- Microservices, Spring Boot, HIbernate, REST
- Redis, MongoDB, MySQL
- DevOps - CI/CD, Ansible/Docker/Kubernetes.
- Cloud - AWS/Google
• Exposure to latest Technology
• Opportunity working in different platforms
• Rapid Career Growth
• Friendly Knowledge sharing Environment
Criteria:
• BE/MTech/MCA/MSc
• 3+yrs Hands on Experience in TSQL / PL SQL / PG SQL or NOSQL
• Immediate joiners preferred/ Maximum notice period between 15 to 30days
• Candidates will be selected based on logical / technical and scenario-based testing
Note: Candidates who have attended the interview process with TnS in the last 6 months will not be
eligible.
Job Description:
Technical Skills Desired:
- Experience in either of these Relational DB’s MS SQL Server / PostgreSQL / AWS Aurora DB / MySQL / Oracle / NOSQL DBs (MongoDB / DynamoDB / DocumentDB) in an application development environment and eagerness to switch DB.
- Design database tables, views, indexes
- Write functions and procedures for Middle Tier Development Team
- Work with any front-end developers in completing the database modules end to end (hands-on experience in parsing of JSON & XML in Stored Procedures would be an added advantage).
- Query Optimization for performance improvement
- Design & develop SSIS Packages or any other Transformation tools for ETL
Functional Skills Desired:
- Banking / Insurance / Retail domain would be a plus.
- Interaction with a client a plus
Good to Have Skills:
- Knowledge in a Cloud Platform (AWS / Azure)
- Knowledge on version control system (SVN / Git)
- Exposure to Quality and Process Management
- Knowledge in Agile Methodology
Soft skills: (additional)
- Team building (attitude to train, work along, mentor juniors)
- Communication skills (all kinds)
- Quality consciousness
- Analytical acumen to all business requirement
- Think out-of-box for business solution
- Java development knowledge is a must
- Springboot preferred
- 2.AWS exposure is a must
- Engineering degree in Computer Science, Electronics and, Communication or Information Science.
- Or MCA is agreeable.
- Location: Bangalore
Solid understanding of OOPS concepts and design methodology - good to have Inheritance, aggregation, and composition
Experience with concepts of MVC, JDBC, and Restful API development
Familiarity with build tools such as Ant, Maven, Gradle, and Docker
Sprint BOOT/ MVC framework - Basics (understanding of various Spring Boot components), Spring Initializer, Spring Boot Starters, and Spring Boot Annotations & DevTools
REST and Microservices - Microservices Basics (Concepts, understanding of API Gateway, Service Registry, fault tolerance, load balancing, Config Server)
Creating database schemas that represent and support business processes, queries, and procedures
Proficient understanding of code versioning tools, such as (Git / Mercurial / SVN) and familiarity with Continuous integration and deployment
About US: Newbie Soft Solutions is an IT service provider focused on providing solutions in niche areas to support and build future -ready, resilient solutions for medium sized industries and growth-focused technology organizations.
The name NEWBIE signifies a new chapter, a new beginning in the field of staffing solutions. Founded in 2015, we have grown from strength to strength with a strong presence across India, United States and Australia. Our offerings include Staffing Solutions, IT Consulting, Business Intelligence, Security Solutions, Legacy Application Management and Modernization. We value consistency, which is our core principle, to reach the end goal of complete user satisfaction. We constantly strive to outperform our competitors to become the leaders in digital revolution.
Job Requirement :
- Clear understanding of end to end communication of service calls via API Gateway/Service Mesh/Service Registry
- Experience on Springboot/SpringCloud/Restful Webservices
- Experience in containerisation (Docker) and Kubernetes in terms of creating container images and writing manifest files/helm charts on designing PODs/Side-car patterns etc.
- Good design experience on Web Applications (backend) & since we operate as a DevOps pod we would expect the person be involved in production deployments/support.
- Exposure to usage of CI-CD tools like Git/Jenkins/Maven/Sonar/Junit/CheckMarx/Netsparker/Cucumber
Department: Information Systems
Reports to: Tech Lead - Regulatory Reporting IT, Product Control IT & Reference Data IT Internal Development & Support
About the Department: Information Systems
The Information Systems Department (‘ISD’) provides a full range of state of the art technology services to all departments within Mizuho International plc in London. This includes teams servicing the client-facing business units, Operations, Finance and Risk departments.
The department utilises modern delivery methodologies & techniques including Agile, Containerisation & Continuous integration.
Each team has resources to provide project management, analysis, software development, package implementation, systems integration services and application support and is expected to contribute to the change.
Primary Responsibilities
Summary
Within Regulatory Reporting, Reference Data & Product Control IT team, the developer will work towards enhancing and supporting our newly delivered financial data reference data platform, GoldenSource. This requires involvement in development and post production support project life cycle. This role will expose the individual to all business areas, including front office, settlements, custody and accounting.
This role will also involve providing 3rd Line support for any implemented solutions including incident, problem, and defect management
Specific Responsibilities
Design and development of the instrument reference data module
Conduct systems testing and support user acceptance testing
Dealing with day-to-day production problems and maintenance. This may require working shifts and/or being on-call out of normal working hours.
Adhering to Mizuho International development standards and procedures, including change control
Person Specification
Essential
Knowledge of the GoldenSource product
Experience in implementing and supporting the GoldenSource product in a financial institution
Minimum five years’ experience in Java and J2EE
Experience in using object oriented methodologies
Desirable
A broad understanding of Fixed Income, Equity and/or Futures processing through investment banking experience
Experience in using TDD/BDD agile methodology
Technical Knowledge/Skills
Essential
Experience with Publish/Subscribe messaging paradigms, distributed transaction processing based on JTA/JTS
Experience with installing, configuring and monitoring JBoss
GoldenSource Security master module
GoldenSource Customer & Counterparty module
UNIX skills in particular Linux
Excellent relational database skills, preferably ORACLE
Experience of using automated testing tools such as JUnit and mocking libraries such as jMock
Experience of working with XML based technologies such as XSLT
Desirable
Experience of Subversion, Ant, Maven and CI frameworks such as Bamboo.
Building connectors using the GoldenSource product tools
Experience of software configuration management
Experience with integration/acceptance testing frameworks such as FitNesse
WebServices
Document database experience, preferably MongoDB
Experience of Javascript on the client and Node.js
Qualifications
Degree or equivalent.
Active participant in relevant forums/external working groups.
Key Behaviors/Competencies
Operational Effectiveness and Innovation: Achieving Quality Results:
Delivering Tasks – Silver
Problem Solving – Silver
Flexibility & Drive to Improve – Silver
Risk Awareness – Silver
Enhance product Scope:
Strategic Business Management – Silver
Business Awareness – Silver
People:
Leadership – Silver
Management – Silver
Communication – Silver
Ethics and Conduct Level 1 – Silver
Ethics and Conduct Level 2 – Silver
Client Centricity – Silver
Effective Collaboration:
Team Working in Your team – Silver
Team Working With Other Teams – Silver
- 6 to 8 years of experience with the majority as Java engineer
- Strong hands-on experience on building the application using technologies Java, Spring/Springboot/Microservices
- Experience in building Micro Services using Spring Boot would be a plus
- Strong knowledge and experience with SQL queries and databases like Postgre SQL/Oracle.
Nice to have: python
Must frameworks and technologies: Springboot, kafka, MQTT, docker/kubernetes, REST APIs
Persistence layer: MongoDB, Elastic Search, Any GraphDB (Neo4j/Arango), SQL, HBase
Must have: Exposure in large scale architecture (Concept of queues, micro services, functional programming)
Must have: Strong Data structure and design principles
Expert in developing Node.js applications, Strong understanding of NPM and modular application development skills building, Proficiency and hands-on experience with Node.js, Express, Sockets, MongoDB/Elasticsearch/Redis/MySQL, Apache Kafka/Google PubSub, Experience of working in MEAN Stack is a plus)

