Java Developer

JOB DESCRIPTION

Experience: 3-5 years

Location: Bangalore

Wissen Technology is now hiring for a Java Developer - Bangalore with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting. 

Required Skills:

• Exp. - 3-5 years
• Experience in Core Java and Spring Boot.
• Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
• Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
• Good development experience with RDBMS.
• Good knowledge of multi-threading and high-performance server-side development.
• Basic working knowledge of Unix/Linux.
• Excellent problem solving and coding skills.
• Strong interpersonal, communication and analytical skills.
• Should have the ability to express their design ideas and thoughts.

Strong Java Backend Engineer.

Mandatory (Experience 1): Must have 5+ years of backend development with strong focus on Java (Spring / Spring Boot)

Mandatory (Experience 2): Must have been SDE-2 for at least 2.5 years

Mandatory (Tech skill 1) : Hands-on experience with RESTful APIs and microservices architecture

Mandatory (Tech skill 2): Strong understanding of distributed systems, multithreading, and async programming

Mandatory (Tech skill 3): Experience with relational and NoSQL databases

Mandatory (Tech skill 4) : Exposure to Kafka/RabbitMQ and Redis/Memcached

Mandatory (Tech skill 5): Experience with AWS / GCP / Azure, Docker, and Kubernetes

Mandatory (Tech skill 6) : Familiar with CI/CD pipelines and modern DevOps practices

Mandatory (Company): Product companies (B2B SAAS preferred)

Mandatory (Stability): Must have stayed for atleast 2 years with each of the previous companies

Mandatory (Education): B.Tech in computer science from Tier 1, Tier 2 colleges

Responsibilities

Build distributed, highly available, and fault-tolerant applications using Java, Spring, Kafka, and other technologies

Build large-scale and highly available APIs, both internal and external

Build, deploy, release, and support applications in the early stages

Skills

Must have

Overall 10+ years of experience as a Java Developer

Core Java 10+ years

Good hands-on coding skills

Must have experience in investment banking-related projects

Should have working experience in Trading life cycle project

Spring framework 5+ years

Kafka or other messaging

Knowledge of key APIs: JPA, JTA, CDI, etc.

Knowledge of various design and architectural patterns

Understanding of microservices architecture

Containerization solutions (e.g. Docker, Kubernetes, OpenShift)

Building tools (e.g. Maven, Gradle)

Version Control (e.g. Git)

Continuous Integration systems (e.g. TeamCity, Jenkins)

Experience in the finance industry and work with the Fintech community

Role / Purpose - Lead Developer - API and Microservices

Must have a strong hands-on development track record building integration utilizing a variety of integration products, tools, protocols, technologies, and patterns.

• Must have an in-depth understanding of SOA/EAI/ESB concepts, SOA Governance, Event-Driven Architecture, message-based architectures, file sharing, and exchange platforms, data virtualization and caching strategies, J2EE design patterns, frameworks
• Should possess experience with at least one of middleware technologies (Application Servers, BPMS, BRMS, ESB & Message Brokers), Programming languages (e.g. Java/J2EE, JavaScript, COBOL, C), Operating Systems (e.g. Windows, Linux, MVS), and Databases (DB2, MySQL, No SQL Databases like MongoDB, Cassandra, Hadoop, etc.)
• Must have experience implementing API Service architectures (SOAP, REST) using any of the market-leading API Management tools such as Apigee and frameworks such as Spring Boot for Microservices
• Should have Advanced skills in implementing API Service architectures (SOAP, REST) using any of the market-leading API Management tools such as Apigee or similar frameworks such as Spring Boot for Microservices 
• Appetite to manage large-scale projects and multiple tracks
•  Experience and knowhow of the e-commerce domain and retail experience are preferred

Hello ,

Greetings from Talentika !!

we are having a job vacancy for Java Developer Along with the Skills

Java, Microservices, Kubernetes, AWS/Azure, devops background .

Best Regards,

Priya.

Looking for someone who can join in a month's notice

Role- Java Developer

Location- Bangalore, Mumbai

Experience- 5-8 yrs

• 5-7 Yrs of experience building enterprise level applications  using Java Restful API’s, Spring(Core, aspect ,boot & batch) and related frame works.
• Development experience in core java
• Expertise in multi-tiered Java EE design and programming , solid understanding and multi-tiered web based applications
• Solid data structures and algorithm experience
• Strong expertise in all the following Java-based technologies
• Spring
• Hibernate Framework (integration layer and Web MVC)

• Bachelor’s or master’s degree in Computer Engineering, Computer Science, Computer Applications, Mathematics, Statistics, or related technical field. Relevant experience of at least 3 years in lieu of above if from a different stream of education.

• Well-versed in and 3+ hands-on demonstrable experience with: ▪ Stream & Batch Big Data Pipeline Processing using Apache Spark and/or Apache Flink.
  ▪ Distributed Cloud Native Computing including Server less Functions
  ▪ Relational, Object Store, Document, Graph, etc. Database Design & Implementation
  ▪ Micro services Architecture, API Modeling, Design, & Programming

• 3+ years of hands-on development experience in Apache Spark using Scala and/or Java.

• Ability to write executable code for Services using Spark RDD, Spark SQL, Structured Streaming, Spark MLLib, etc. with deep technical understanding of Spark Processing Framework.

• In-depth knowledge of standard programming languages such as Scala and/or Java.

• 3+ years of hands-on development experience in one or more libraries & frameworks such as Apache Kafka, Akka, Apache Storm, Apache Nifi, Zookeeper, Hadoop ecosystem (i.e., HDFS, YARN, MapReduce, Oozie & Hive), etc.; extra points if you can demonstrate your knowledge with working examples.

• 3+ years of hands-on development experience in one or more Relational and NoSQL datastores such as PostgreSQL, Cassandra, HBase, MongoDB, DynamoDB, Elastic Search, Neo4J, etc.

• Practical knowledge of distributed systems involving partitioning, bucketing, CAP theorem, replication, horizontal scaling, etc.

• Passion for distilling large volumes of data, analyze performance, scalability, and capacity performance issues in Big Data Platforms.

• Ability to clearly distinguish system and Spark Job performances and perform spark performance tuning and resource optimization.

• Perform benchmarking/stress tests and document the best practices for different applications.

• Proactively work with tenants on improving the overall performance and ensure the system is resilient, and scalable.

• Good understanding of Virtualization & Containerization; must demonstrate experience in technologies such as Kubernetes, Istio, Docker, OpenShift, Anthos, Oracle VirtualBox, Vagrant, etc.

• Well-versed with demonstrable working experience with API Management, API Gateway, Service Mesh, Identity & Access Management, Data Protection & Encryption.

  Hands-on experience with demonstrable working experience with DevOps tools and platforms viz., Jira, GIT, Jenkins, Code Quality & Security Plugins, Maven, Artifactory, Terraform, Ansible/Chef/Puppet, Spinnaker, etc.

• Well-versed in AWS and/or Azure or and/or Google Cloud; must demonstrate experience in at least FIVE (5) services offered under AWS and/or Azure or and/or Google Cloud in any categories: Compute or Storage, Database, Networking & Content Delivery, Management & Governance, Analytics, Security, Identity, & Compliance (or) equivalent demonstrable Cloud Platform experience.

• Good understanding of Storage, Networks and Storage Networking basics which will enable you to work in a Cloud environment.

• Good understanding of Network, Data, and Application Security basics which will enable you to work in a Cloud as well as Business Applications / API services environment.

Required Knowledge and technical skills:
- Expert level experience designing and building web services using Java
- Hands on experience in frameworks like struts , springs, hibernate
- Experience with multiple database platforms
- Experience with high volume, mission critical applications
- Experience building distributed systems at Internet scale
- Knowledge of commonly used design patterns
- Prior experience building internet platforms from the ground up
- Understanding Microservices patterns and architectures, enterprise design and industry best practices.

Required Qualities/ personal skills:
- Strong written and verbal communication skills
- Strong interpersonal skills and time management skills
- Strong analytical and troubleshooting skills
- Experience working in an Agile environment
- Experience working in a fast-paced delivery environment