API Developer

Wissen Technology is now hiring for a Java Developer

Location : Bangalore (The candidate must be based in Bangalore, as an in-person interview is a mandatory part of the selection process)

Notice Period: Immediate to Serving Notice Period & Up to 30 Days max

Skills: Hands-on experience in Core Java, Spring Boot, Microservices, Algorithms, Data Structure and SQL

Note: Bachelor's or Master's degree from a top-tier college or university is must.

Key Responsibilities:

• Design, develop, and test low-latency, high-volume client-facing applications.
• Develop and maintain enterprise-scale, n-tier applications for the investment banking/capital markets domain.
• Implement microservices-based solutions using Spring Boot and other modern frameworks.
• Work extensively with Core Java 5.0 and above, Spring Framework, and CXF
• Optimize applications for multi-threading and high-performance server-side development
• Collaborate with cross-functional teams to design and implement scalable, secure, and efficient solutions
• Work with RDBMS (preferably Sybase) to handle large-scale data processing.
• Develop and maintain applications on Unix/Linux environments
• Utilize enterprise application design patterns to build robust and scalable solutions.
• Troubleshoot and resolve complex technical issues while ensuring application stability and performance.

Required Skills & Experience:

• 1 to 6 years of hands-on experience in Java development
• Strong knowledge of microservices architecture and cloud-based deployment.
• Expertise in Spring Framework, Spring Boot, and CXF
• Experience in developing and optimizing applications for high-volume, multi-threaded environments
• Solid understanding of financial domain applications, sales, and trading platforms
• Proficiency in working with relational databases (Sybase preferred)
• Familiarity with Unix/Linux environments and shell scripting.
• Strong analytical, problem-solving, and communication skills.
• Ability to articulate and present design ideas effectively.
• Education: Bachelor's or Master's degree from a top-tier college or university is must.

Job Title : API Connect Gateway, IIB & MQ  Administrator

Job Location : Bangalore

Shift : 24*7

Only Male candidates are required for this position.

Essential Roles & Responsibilities:  

•  Experience in creating, installing, managing and supporting the API components of IBM which includes Datapower & API Connect
• Overall responsible for upgradation, fixpacks, configuration, and maintenance of DP, APIC.
• Use the API Dev Portal to manage the lifecycle of APIs across multiple API catalogs 
• Maintain security profile of IBM DP, APIC and APC using TLS profiles and other mechanisms to ensure a secure operating environment
• Configurations using CMC – organisations, catalogues, spaces, Authentication, plans etc.,
• Monitor the performance of APIs and address any issues in a timely manner
• Backup and restore of IBM API Connect & APC configuration data
• Perform DR of APC &  APIC as per bank requirement
• Documentation of system configurations, processes, procedures and also follow them.
• Strong written and verbal communication and interpersonal skills
• Applying the security/application patches whenever suggested by the IBM
• Coordinating with OEM for resolving the tickets and security points raised by internal security team
• Hands on experience on up-gradating the existing platforms to latest version of IBM products
• Patching activities should be carried out
• Troubleshooting the application and provide the RCA to the respective teams
• Proper Analysis and taking right action at the right time.
• Manages technical rollout, perform PIR and post deliverable support/technical strategy
• User management for developer activities, manage RBAC and privileges for Integration layer
• Provide technical support, guide developers and other stake holders(including/coordinating with IBM Tech Support) in troubleshooting and debugging issues related to API Connect, Datapower, API connect & IIB and MQ.
• Overall responsible for upgradation, fixpacks, configuration, and maintenance of DP, APIC, APC & IIB and MQ
• Use the API Dev Portal to manage the lifecycle of APIs across multiple API catalogs
• Maintain security profile of IBM DP, APIC and APC using TLS profiles and other mechanisms to ensure a secure operating environment
• Manages technical rollout, perform PIR and post deliverable support/technical strategy
• User management for developer activities, manage RBAC and privileges for Integration layer
• Configurations using CMC – organisations, catalogues, spaces, Authentication, plans etc.,
• Monitor the performance of APIs and address any issues in a timely manner
• Backup and restore of IBM APIConnect & APC configuration data
• Perform DR of APC &  APIC as per bank requirement
• Documentation of system configurations, processes, procedures and also follow them.
• Strong written and verbal communication and interpersonal skills
• 8+ years of professional experience in Enterprise Application Integration using IBM WebSphere MQ and IBM integration Bus.
• Installation, configuration, upgrading, troubleshooting and system administration of WebSphere MQ and IIB on various platforms like Unix, AIX and Windows platforms.
• Having very good experience in Web Sphere MQ v7.0, v7.5, v8.0, v9.0 and IIB 9.0, v10.0
• and configuring Queue managers.
• Troubleshooting and Managing IBM Web sphere MQ queues, channels, listeners, intercommunications (TCP/IP).
• Enabling Triggering on MQ queues based on the requirement of various interfaces.
• Installation and configuration IBM Web sphere MQ v8.0, v9.0 and IIB v10.0 on Linux and windows servers.
• Performed admin tasks using MQSC scripts and Monitoring the Queue managers.
• Configured and implemented Distributed Queuing on Client/Server architectures.
• Experienced in setting up MQ queue manager Cluster environment like Cluster Distribution and Workload Balance Management environments.
• Create and maintain good technical documentation.
• Knowledge on IBM integration bus to create the Integration nodes, Configuration Manager & Integration servers.
• Good Knowledge in MQ SI commands to Create, Start &Stop of the Broker Objects.
• Good knowledge on Upgradation & Migration process.
• Good knowledge on Bar file deployments through toolkit as well as command mode also.
• Configuring Integration nodes by setting up the database connections like, ODBC/JDBC connections.
• Experience in working with RDBMS like Oracle and SQL Server.
• Working knowledge with Incident tickets and Change requests on day-to-day basis.
• Guided the new team members on the project description.
• MQ Backup & Recovery process.
• to work in different shift timing to support customers.
• 24x7 Production control support and on-call support.
• Good attitude towards corporate environment.
• Good communication skills, Need to participate in client meetings.
• Handle regular day to day IT Infra operations.
• Working on Service Desk tickets.
• Coordinating with IT stake holders to fix the issues.
• Participate in internal/external audits to showcase the IT compliance status.
• Perform the IT related task and update the status higher management on regularly.
• Participating in Day/Weekly status review meetings
• Excellent oral and written communication skills
• Experience in tuning and configurations.
• Ability to obtain and maintain a Minimum Background Investigation (MBI)
• A minimum of 3+ years of overall experience in IT Middleware Domain with proven experience in Middleware Operations.
• Client Meetings, External Audit.

Required Professional and Technical Expertise: 

• A minimum of 3+ years of overall experience in IT API Gateway, IIB & MQ with proven experience in Middleware Operations.

Preferred Professional and Technical Expertise: 

• BE/ BTech/MCA/Diploma.

Responsibilities

• Preferred 1-3 years experience as Laravel Developer.
• Proven experience using PHP framework Laravel
• Troubleshooting issues in the implementation and debug builds.
• Writing server-side web application logic, back-end components, connect the application with other web services & support the front-end developers.
• Ability to perform UI/backend tests to optimize performance.
• Guide and Mentor other developers
• Hands-on experience in building and integrating API.
• Hands on experience in backend and frontend technologies.

Requirements:

• A degree in programming, computer science, or a related field.
• Excellent knowledge of PHP MVC architecture and OOP programming style.
• Proficiency in HTML and JavaScript.
• Knowledge of database design and querying using SQL.
• Practical experience using the MVC architecture.
• A portfolio of applications and programs to your name preferred.
• Must be able to fix bugs and errors and develop scalable apps
• Problem-solving skills and critical mind set.
• Ability to lead teams.
• Ability to work individually and handle clients.

Responsibilities:

• Define the code review process for the team to follow and perform code reviews.
• Design, implement, and maintain Java-based applications that can be high-volume and low-latency.
• Ensure application designs conform with business goals.
• Develop and test software & Identify and resolve any technical issues arising.

Required Skills:

• 7+ years of experience developing web applications using J2EE / Java.
• Possess knowledge and skills in software programming in Core Java, J2EE, Microservices-related technologies, Spring Boot, Spring MVC, Rest API, JavaScript, and XML.
• Experience developing enterprise-level web applications and RESTful APIs using Microservices.
• Excellent in design patterns, data structures & algorithms, and OOAD.
• Experience in working with the E-Government Projects/ CCTNS application.

Role: Java developer
Experience: 4+ years

Job description

○ Working experience on JAVA,Spring Boot. (on building web services?)

○ NOSQL DynamoDB knowledge is plus

○ Working experience in building micro services and distributed systems

○ Working experience on using messaging queues RabbitMQ/Kafka is plus

Requirement :

• Good knowledge of Java and Spring F/W (Spring Boot, Spring Security, Spring ORM, Spring Rest, Spring Cloud)
• Good knowledge of relational database design and query via both SQL and ORM (hibernate, spring data)
• Good knowledge of ElasticSearch or other document-oriented database
• Good knowledge of Microservice architecture, including REST API design
• Good knowledge of asynchronous data pipelines using Kafka or AWS SNS/SQS or similar modern messaging framework
• Good knowledge of AWS or other public cloud environment
• Hands-on experience with Redis Cache, Memcache or Ehcache
• Good knowledge of domain-driven design is a huge plus
• Web services & API standards (REST/OAuth/JSON)

Java with cloud

Job Description

Who are we looking for?

A senior level Java-J2EEE lead to manage a critical project for one of the biggest clients in banking domain. The Individual should be passionate about technology, experienced in developing and managing cutting edge technology applications.
We are looking for people from the trading background

Technical Skills: 

• An excellent tech Lead or application architect with strong experience in monolithic Java legacy applications, modern cloud-native

• Strong hands-on experience in Spring, Core Java specifically on multi-threading, concurrency, memory management process, and fair understanding on network communication & protocols. 

• experience working in software development on low-latency and high performing systems

• Experienced to guide & mentor the offshore team members, validating application deliverables on regular basis

• Ability to work in a collaborative manner with peers across different time zones. 

• Passionate about good design and code quality and have strong engineering practices

• Experience working on GCP will be preferred. 

Process Skills: 

• Experience in analyzing requirements and develop software as per project defined software process
• Develop and review design, code
• Develop and document architecture framework, technical standards, and application roadmap
• Guide development teams to comply with the architecture and development standards and ensure quality application is designed, developed, and delivered
• Must   have excellent communication skills.

Behavioral Skills:

• Resolve technical issues of projects and Explore alternate designs
• Effectively collaborates and communicates with the stakeholders and ensure client satisfaction
• Mentor, Train and coach members of project groups to ensure effective knowledge management activity.

Certification:

• Ultimate sun Java and GCP Certified