Tech Lead

Java Developer – Job Description 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. - 4 to 7 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. About Wissen Technology: Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom and Startups. Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities. Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals. Wissen Technology provides exceptional value in mission critical projects for its clients, through thought leadership, ownership, and assured on-time deliveries that are always ‘first time right’. Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world. Wissen Technology offers an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation. We have been certified as a Great Place to Work® for two consecutive years (2020-2022) and voted as the Top 20 AI/ML vendor by CIO Insider. 

• Strong experience in Core Java, Multi-Threading, data structures (List/Map/Set) and unit testing with (Junit, Mockito)
• Strong experience with Spring Framework (Spring MVC, Spring REST, Spring Data), ORM frameworks (JPA, Hibernate) and RDBMS (Oracle/MySQL/Postgres)
• Strong experience in applying Object-Oriented design principles and Design Patterns
• Good knowledge of Multi-Tier architecture, Micro Services architecture and Service Oriented Architecture 
• Exposure to AWS Cloud, NoSQL Database (Mongo, Cassandra), Message Broker (Active
• MQ/RabbitMQ/Apache Kafka) and Big Data Technologies (Hadoop/Hive/Spark)
• Additionally, must possess capability to review code, produce technical specification document
• and knowledge of code quality tools (PMD/FindBugs/Sonar)

Genspark is hiring Professionals for C Development for there Premium Client

Work Location- Chennai 

Entry Criteria 

Graduate from Any Engineering Background /BSc/MSc /MCA with  specialization(Computer/Electronics/IT ) 

Minimum 1 year experience in Industry 

 Working Knowledge of C/Embedded/C++/DSA 

Programming Aptitude (Any Language) 

Basic understanding of programming constructs: variables, loops, conditionals, functions 

Logical thinking and algorithmic approach 

Computer Science Fundamentals: 

Data structures basics: arrays, stacks, queues, linked lists 

Operating System basics: what is a process/thread, memory, file system, etc. 

Basic understanding of compilation, runtime, networking and sockets etc. 

Problem Solving & Logical Reasoning 

Ability to trace logic, find errors, and reason through pseudocode 

Analytical and debugging capabilities 

Learning Attitude & Communication 

Demonstrated interest in low-level or systems programming (even if no experience) 

Willingness to learn C and work close to the OS level 

Clarity of thought and ability to explain what they do know 

 Soft Skills : 

Able to explain and communicate the thoughts clearly in English 

Confident in solving new problems independently or with guidance 

Willingness to take feedback and iterate 

Evaluation Process 

Candidates will be assigned an online test,  followed by Technical Screening. 

Shortlisted Candidates will have to appear for a F2F Interview with the Client, Chennai. 

Skills & Abilities:

1. Language: Java, J2EE, springboot, angular, react, node, (CSS: Tailwind CSS + angular Material) etc.

2. OS : Linux, windows

3. Database : Oracle, postgres, PL/SQL

4. Desirable : API integration, CI/CD, automation, working experience in the mobile financial domain

5. Able to mentor and guide juniors

6. Able to resolve customer queries independently

7. Able to write test cases  and execute test plans

8. Added advantage (Good to have): application security, RabbitMQ, Apache Kafka, Grafana, Prometheus, MongoDB, shell scripting basics

Job Purpose: At the Mobiquity project engineering team, our core job is to customize, install, configure and support the customer during the entire project lifecycle.

Principal Accountabilities Development

1. Write code in Java and java based technologies as well as web GUI development using latest technologies like, angular, react, conforming to company guidelines against written requirements & high-level design documents, particularly for complex modules that cannot be handled by junior developers. Work in an IDE while developing code ( especially in Java) and use GIT, SVN or any other CM tool being used in the company, for checking in and checking out the code being developed.

2. Submit developed code for review, incorporate required changes and conduct Unit testing, after preparing Unit Test Plans and necessary stubs.

3. Review code offered by others and document response in assigned format.

4. Participate in (a) the integration of the developed code with code developed by other team members (this could happen on customer premises if appropriate environment is not available in-house) (b) preparation of the environment for integration testing (c) execution of integration testing (d) fixing the problems relating to the offered code as discovered in the integration testing.

5. Participate in load testing conducted on the final product and fix problems encountered.

6. Assist Product Validation Group in setting up the test environment, writing test cases, generating stubs and executing tests.

7. Review test cases written by the Product Validation Group.

8. Install product in customer location, train the customer reps on product features and operation & maintenance procedures, and complete user acceptance testing, making any changes in the final deliverable as required.

9. Handle customer queries and complaints received directly or through the company support organization.

10. Change code to fix reported customer problems after trouble shooting, get the fix reviewed and complete selective regression testing.

11. Draft user documentation for consolidation by the technical documentation team. This could include GUI, API, O&M and technical documentation relating to COTS. Review drafts prepared by junior developers.

12. Help maintain design requirement documents as directed.

13. Participate in the development, release, support & enhancement activity through multiple release cycles and multiple products

14. Proactively seek feedback/reviews on self-development, learning, and developed code. Responsible for completing the assigned task in all aspects by proactively seeking reviews, and updating the status to supervisors.

15. Ensure the task assigned is understood in all respects and communicate effectively and raise necessary alarms to reporting leads if anything is not understood or no progress is possible.

Capability Building

1. Assist junior developers in coding, testing, and troubleshooting.

2. Train and support a new member joining the team with little or no experience in the development environment, technology domain, and the specific work underway. Focus on scope of work familiarization.

Experience:

The candidate should have about 2+ years of experience with design and development in Java/Scala. Experience in algorithm, data-structure, database and distributed System is mandatory.

Required Skills:

Mandatory: -

1. Core Java or Scala
2. Experience in Big Data, Spark
3. Extensive experience in developing spark job. Should possess good Oops knowledge and be aware of enterprise application design patterns.
4. Should have the ability to analyze, design, develop and test complexity of spark job.
5. Working knowledge of Unix/Linux.
6. Hands on experience in Spark, creating RDD, applying operation - transformation-action

Good To have: -

1. Python
2. Spark streaming
3. Py Spark
4. Azure/AWS Cloud Knowledge of Data Storage and Compute side

• Building components for the company's advanced health tech platform using Java, Solr, SpringBoot, DialogFlow
• Communicating effectively in a cross-functional product development team and present ideas and solutions effectively
• Participating in technical planning and requirements gathering phases including design, code, test, troubleshoot, and document engineering software applications
• Developing the Code as per the requirements
• Working with product team and constructing the tech roadmap
• Designing, building and scaling the company's backend microservices
• Maintaining code integrity and organization
• Applying all quality requirements to make the code production ready
• Developing and deploying new features to facilitate related procedures and tools if necessary
• Developing documentation related to technical aspects and to facilitate current support, development, upgrades, or migrations
• Designing and building efficient, reusable, and reliable Java code
• Pro actively catching and fixing bugs, and providing support for the back end services
• Managing servers and infrastructure by keeping the lights on and refining the deployment architecture

We are looking for a highly motivated developer with at least 1+ years of strong hands-on experience in Java to join our startup. You would be playing a pivotal role in contributing to the initial tech stack. You would be further responsible for designing and implementing product requirements that are highly usable, scalable, extensible, and maintainable. You should be comfortable working across different technologies/frameworks that we work on - Microservices, Java, Spring, Spring Boot, MySQL, Kubernetes, AWS.

Responsibilities and Duties:

• Design and build scalable REST APIs on Spring Boot
• Develop, test, tune for performance and deploy microservices
• Collaborate with the team, optimize and refactor the back-end architecture
• Maintain high standards of quality for code, documentation and other deliverables
• Active cross-team coordination would be expected

What are we looking for?

• 1+ year experience in Core Java & backend technologies
• Good working knowledge of design patterns & OOAD
• Excellent analytical and problem-solving skills
• The skills that we consider: Java, MySQL/RDS, Spring/ Play, Maven, Redis, Kafka/SQS, Elasticsearch, AWS
• Experience in micro-services
• Previously worked in a startup