Java Developer

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 10 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. 

Role:  Java Plugin Developer

• Sound knowledge and hands-on experience in building a software application using Java 
• Proficient in Core Java (OOPs, Design Patterns, Stream API, Multithreading, Generics).
• Good understanding of OSGi,Eclipse RCP and Plugin development

• Experienced in defining & realizing end-to-end Technical Architecture for large scale enterprise systems. Ability to identify and define non-functional requirements and design systems to meet the same.
• Strong experience in OOAD and in applying Design patterns
• At least 5 years’ hands-on experience in Java/ JEE technologies like Struts/JSF, Spring, EJB, JMS Experience only on front-end technologies like Struts, JSP, Servlets, HTML will not be sufficient.
• Experience in performance testing and optimization of JEE systems on any of the following application servers - WebLogic, WebSphere and JBoss. Deep expertise in any one of the application server is a
• Strong experience in at least one RDBMS (Oracle, MS-SQL, MySQL).
• Experience in creating and reviewing technical documents like Architecture blueprint, Design specifications, Deployment architecture, Workload modeling
• Excellent understanding of software development methodologies and
• Experience in either of these areas is a definite add-on - Infrastructure sizing, Capacity planning, Performance modeling, Cloud
• Working experience on Linux/Unix based OS system is a
• Working experience on any one of these open source technologies (LAMP stack, Node.js framework, ELK, Cassandra, MongoDB, Couch base NO-SQL databases).

Note:

• Should have hands-on core knowledge of Java.
• Must have min 3-5 years of experience.

Kindly do not apply otherwise.

Candidates must also fill out this form to start their processes. -> https://forms.gle/mBUAdg2NfrL6DF479

Looking for 5+ years of experienced Java developers to work on a new-age lending finance company based in Pune. We empower established banks with the lending ecosystem of the future. Backed by HDFC, we are on a mission to grow our current transactional amount of 13 Bn+ to tenfolds in the near future.

Our tech stack is one of the most exciting and ahead of its times where we would be expecting you to get your hands practical on these things.

- Ability to communicate effectively verbally and in writing.

- Mentoring junior developers with code reviews design reviews and unit tests.

- Code Versioning (Git, Bitbucket)

- Java

• Collections

• Multi-threading, Background Scheduling

• Design & Architecture patterns

• Springboot, MVC, API-first philosophy

• Understanding fundamental design principles behind a scalable application

• Work with database versioning concepts using Java.

- Api Gateways - APiCurio, Kong, Open API Concept

- Redis, Kafka, ElasticSearch

- DB - PSQL, Aurora, MongoDB

- Deployment - basic understanding of Docker, Kubernetes, Terraform AWS

- Alerting & Monitoring - grafana, elasticsearch, kibana, fluentd, prometheus

Although the full list of the tech stack is very vast, and we've multiple developers for each part of the stack, we would expect any senior role to understand the basics of other services end of the day, but be fluent in Core Java.

• Work on world-class solutions to deliver industry's leading Cloud operations management
• Develop system architecture, design and build platform services for scalable, resilient, multi-tenant Cloud SaaS. Examples of work include:
• Writing microservices based distributed applications
• Designing REST APIs for backend services
• Develop user-interface for our SaaS
• Handle cross-cutting microservices concerns such as externalizing configuration, logging, health checks, metrics, distributed tracing
• Work with customers, partners, and business leaders to architect solutions for Cloud Operations

• Has significant (3+ years) experience developing and deploying Cloud services for a large scale software projects on public clouds (AWS, GCP, Azure)
• Has hands-on experience building multi-tenant SaaS solutions on public clouds (AWS)
• Strong experience with React, NodeJS, Java, GO, Python
• Has expertise with microservices, infrastructure as code (IaC), continuous integration/delivery (CI/CD), etc.
• Has experience working with containerization, cluster orchestration, or infrastructure management frameworks (such as Kubernetes, Docker, Terraform)
• Basic knowledge of AWS security (IAM, Cognito)
• Knowledge of good engineering practices and agile culture
• Takes initiative in a fast-paced environment
• 100% hands-on and loves to code

• Experience with Prometheus, Grafana, ELK, Jaeger, etc.
• AWS certification
• Experience with machine-learning (ML), MLOps
• Experience with Apache Flink, Spark, Hadoop, or other
• Experience working remotely in a distributed team
• Startup experience

• B Tech/BE or M.Tech/ME in Computer Science or equivalent from a reputed college.
• Experience level of 7+ years in building large scale applications.
• Strong problem solving skills, data structures and algorithms.
• Experience with distributed systems handling large amount of data.
• Excellent coding skills in Java / Python / Node / Go.
• Very good understanding of Web Technologies.
• Very good understanding of any RDBMS and/or messaging.

About the Role

If you are interested in developing the future architecture of Uber's Rider stack by building its core building blocks, join the Rider Backend Platform team. We build backend architectural components and frameworks comprising of services, libraries, state storage and other building blocks that aim to optimise the core Rider flow and foundational features that are shared among all rider products, including but not limited to, Uber Rider app, UberLite, m.uber.com, etc.

What You'll Do

• Work with Rider product engineering teams to identify, design and build solutions that help scale Rider services and platforms.
• Drive adoption of best practices in code health, testing, and maintainability
• Analyze and decompose complex software systems and collaborate with cross-functional teams to influence design for scalability and testability
• Work with smart and motivated teammates in a fast-paced, collaborative environment.
• Build elegant backend platform components for high throughput and low latency distributed systems.
• Solve challenging problems with cutting edge design and algorithms.

What You'll Need

• 4+ years Strong meaningful Individual contributor experience as a software engineer
• Design: Knowledge of data structures and an eye for design. You can discuss the tradeoff between design choices, both on a theoretical level and on an applied level.
• Strong coding/debugging abilities: You have advanced knowledge of at least one programming language, and are happy to learn more. Our core languages are Go and Java.
• Fast learner: We're looking for software engineers who thrive on learning new technologies and don't believe in one-size-fits-all solutions. You should be able to adapt easily to meet the needs of our massive growth and rapidly evolving business environment.
• A team player: You believe that you can achieve more on a team -- that the whole is greater than the sum of its parts. You rely on others' candid feedback for continuous improvement.

• Business acumen: You understand requirements beyond the written word. Whether you're working on an API used by other developers, an internal tool consumed by our operation teams, or a feature used by millions of customers, your attention to details leads to a delightful user experience.

About the Team: **Rider Backend Platform**

Builds the core building blocks needed to power the rider experiences on the different Rider facing apps including the core Uber app, Uber Lite, Web as we move on to become the preferred transportation platform for millions of riders all over the world.

Uber

At Uber, we ignite opportunity by setting the world in motion. We take on big problems to help drivers, riders, delivery partners, and eaters get moving in more than 600 cities around the world.

We welcome people from all backgrounds who seek the opportunity to help build a future where everyone and everything can move independently. If you have the curiosity, passion, and collaborative spirit, work with us, and let's move the world forward, together.