We are looking for Advance Java developers who want to help us design cutting edge scalable products to meet our rapidly growing business.
Key Responsibilities : -
Build high availability and extreme reliable high volume transactional systems.
Deliver reliable solutions that handle massive data and high traffic. - Complete ownership of problem-free execution of owned modules and solutions.
Focus on code optimization, code quality, maintainability etc.
Skills required : -
MS or BS/B.Tech in computer science or equivalent experience from top college.
Hands-on experience in Core J2EE or Core Java (collection, multithreading).
Proficiency in Struts, Spring, Hibernate, JDBC, JSP, Servlets.
Strong working knowledge of Databases - MySQL/NoSQL, OS Windows/Linux.
Experience and knowledge of open source tools & frameworks, broader cutting edge technologies around server side development. Excellent data structure & algorithm and problem solving skills. Should be an active contributor to developer communities like Stackoverflow, Topcoder, Github, Google Developer Groups (GDGs). Customer-focused, react well to changes, work with teams and able to multi-task. - Must be a proven performer and team player that enjoy challenging assignments in a high-energy, fast growing and start-up workplace. - Must be a self-starter who can work well with minimal guidance and in fluid environment

About Paytm
About
About Us:
Paytm is India’s leading digital payments and financial services company, which is focused on driving consumers and merchants to its platform by offering them a variety of payment use cases. Paytm provides consumers with services like utility payments and money transfers, while empowering them to pay via Paytm Payment Instruments (PPI) like Paytm Wallet, Paytm UPI, Paytm Payments Bank Netbanking, Paytm FASTag and Paytm Postpaid - Buy Now, Pay Later. To merchants, Paytm offers acquiring devices like Soundbox, EDC, QR and Payment Gateway where payment aggregation is done through PPI and also other banks’ financial instruments. To further enhance merchants’ business, Paytm offers merchants commerce services through advertising and Paytm Mini app store. Operating on this platform leverage, the company then offers credit services such as merchant loans, personal loans and BNPL, sourced by its financial partners.
Why join us:
- Because you get an opportunity to make a difference, and have a great time doing that.
- You are challenged and encouraged here to do stuff that is meaningful for you and for those we serve.
- You should work with us if you think seriously about what technology can do for people.
- We are successful, and our successes are rooted in our people's collective energy and unwavering focus on the customer, and that's how it will always be.
Connect with the team
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Work Location - Bangalore (Should be ready to relocate)
Kindly go through the JD & company details if interested please revert with below details & acknowledge with your availability.
Mode of work: Hybrid weekly 2/3 Times Mumbai/ Bangalore location.
While you may already know about Wissen and the company history, here is a quick rundown for you.
INTERVIEW PROCESS:
- Hacker earth assessment
- Round 1
- Round 2
- Final Round
About Wissen Technology:
• The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015.
• Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains. We help clients build world class products.
• Our workforce consists of 550+ 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 has grown its revenues by 400% in these five years without any external funding or investments.
• Globally present with offices US, India, UK, Australia, Mexico, and Canada.
• We offer 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.
• Wissen Technology has been certified as a Great Place to Work®.
• Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.
• Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.
We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, MSCI, State Street, Flipkart, Swiggy, Trafigura, GE to name a few.
Website : www.wissen.com
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Job Description:
As per our conversation, please find below the job description for your review.
· Strong written/verbal communication skills
· Minimum 4-14 Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Fork join pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
· Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
· Excellent knowledge on collections like, Array List, Vector, LinkedList, HashMap, Hash Table, HashSet is mandate.
· Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
· Expert level understanding of Object-Oriented Concepts and Data Structures
· Good experience in Database (Sybase, Oracle, or SQL Server) like indexing (clustered, non clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.
· While you may already know about Wissen and the company history, here is a quick rundown for you.
- Experience in API development using Java will be a plus.
- Excellent knowledge and experience in writing testable, scalable, flexible, robust and efficient web applications using JavaEE 6/7 technologies, specifically, Spring core, Spring Boot Spring Data, spring batch and JPA
- Experience in successfully deploying Java-based applications in production and understanding load-balancing, authentication, and fault tolerance through Tom Cat.
- Experience in database modeling (MySQL/NoSQL databases such as Mongo DB)
- Knowledge of integrating with Ant, Maven, GIT and Shell scripting.
- Strong backend experience to develop Data Layer using at least one of the ORM frameworks like Hibernate, JPA etc.
- Strong RDBMS Skills and SQL skills. Experience in MySQL, Teradata and warehousing databases.
-
Experience in Analytics frameworks and visualization products.
- Excellent knowledge and experience of Maven, Continuous Integration, and Continuous Delivery with Jenkins.
• Experience with JavaScript frameworks, especially Angular is a definite plus.
Java 8, J2EE , Spring Boot, Microservices, Apache Spark, DevOps, Advanced SQL, preferably with
expertise in Data engineering/Data analytics,
ELK(Elastic Search, Logstash , Kibana) stack, Teradata, any No SQL database, Hands on experience in
maintaining products on Cloud Technologies like PCF, Azure, Docker, Kubernetes, etc, NodeJS,
Angular 2x, GitLab with CI/CD, Hands on experience in Unix server, Shell scripting, Large data
processing, Performance tuning, Experience in working in various Test Automation frameworks like
Selenium, Test NG, Python, Cucumber, Karma, Karate/ Jasmine, etc
Experience in using Eclipse, Spring tool suite, Project building tools - Maven, Gradle, etc, JIRA for ALM.
- 5-7 years hands-on working experience in Java / Spring / Spring Cloud / Spring Data JPA / Spring Boot Microservices
- Data processing capability
- Hands-on working experience with GCP/AWS/Azure
- Hands-on working experience with Junit, Git, Jenkins, Maven
- Excellent communication skill
- Experience on Google cloud data flow would be an added advantage
Java, SpringBoot, Problem Solving skill, Apache Beam, AWS/GCP,
Java Developer Job Description -
Position - Java Developer
Skills - Java, Spring boot
Experience - 6-8yrs
Notice Period - 0-20 Days
Location - Bangalore
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
https://www.oziva.in/">OZiva is India's leading clean, plant based nutrition brand, combining modern science and ancient Ayurveda. We aim towards driving the paradigm shift from curative health care to preventive healthcare by focusing on the two fundamental pillars of fitness - nutrition and exercise.
OZiva is a startup founded by IIT, INSEAD and Mumbai University alumni with an existing vision to help people lead a healthier and better lifestyle.
We run a powerful, high impact, fast paced operation with cutting edge technology and good old-fashioned passion for making people healthier and fitter.
Job Responsibilities
- Work with product managers to understand product requirements and make them live.
- Ownership of end to end development
Must Haves
- Startup mindset of getting things done and focussing on business goals
- Proven problem solving skills
- 3+ years Hands on experience in designing and developing applications using server side technology (Java, Spring Boot / Node.js, Express)
- Excellent knowledge of Relational Databases, SQL and ORM technologies
- Good knowledge of design patterns
- Proficiency in REST architecture
- Experience with test-driven development
- Experience with Git/CI/CD/Gradle/Maven
- Inclination towards writing quality and performant code
Nice to Have
- Experience in Agile development
- Performance tuning, testing, refactoring and automation
- Experience working with AWS Cloud and Devops technologies (terraform , cloudformation, ansible)
- Experience running a production environment
Working in highly collaborative teams and building quality code
Working in lots of different domains and client environments also understanding the business domain deeply
Architect highly scalable, highly available, reliable, secure and fault-tolerant systems with minimal guidance
Suggest new architectural elements to improve the existing architecture
Design and implement low latency RESTful services; Define API contracts between services; Version APIs and make them backward compatible
Translate business requirements into scalable and extensible design
Create platforms, reusable libraries and utilities wherever applicable
Continuously refactor applications to ensure high-quality design
Choose the right technology stack for the product systems/subsystems
Write high-quality code that are modular, functional and testable; Establish the best coding practices
Formally mentor junior engineers on design, coding and troubleshooting
Plan projects using agile methodologies and ensure timely delivery
Troubleshoot issues effectively in a distributed architecture
Communicate, collaborate and work effectively in a global environment
Operationalize releases by partnering with Tech operations on capacity planning and operability of the product.
Skills Required:
Proficient in JVM based language(like Java, Groovy), J2EE technology stack
Expertise in API design and development, experience in dealing with a large dataset
Strong in collections, algorithms, multithreading, also have worked on Springboot, Hibernate frameworks.
Practicing the coding standards (clean code, design patterns, etc)
Very strong object-oriented design skills, awareness of design patterns and architectural patterns
Performance tuning and Troubleshooting memory issues, GC tuning, resource leaks, etc.
Strong problem-solving skills, algorithmic skills and data structures
Experience in agile methodologies like Scrum
Good understanding of branching, build, deployment, continuous integration methodologies
Experience in leading a team (min 5)and mentoring engineers
Attitude to getting Stuff Done!
Ability to make decisions independently.
Good to have:
Hadoop knowledge
Cloud Platform Architecture
Groovy
Zycus is looking for a passionate Technical Lead with a strong background in software engineering to build highly scalable applications that will be used by our millions of users globally. Candidates with experience working on Spring, Hibernate, Microservices, Angular/react, JMS/Rabbit MQ/Kafka, AWS Cloud and are passionate about building a product are encouraged to apply. Zycus is a Global leader and a pioneer in cognitive procurement software. Our clients are among the fortune 500 companies. We build enterprise AI procurement software product using some of the latest technologies.
In this role, you will work in developing a product which is not only recognized by Gartner as one of the top Source To Pay procurement software but is also industry's only organically-built & integrated source-to-pay suite.
Role and Responsibilities:
- Strong coding & development experience of about 9-14 years.
- Modern technology stack: Cloud, Machine Learning, Artificial Intelligence, Microservices etc.
- Experience working on Spring, Spring Boot, Hibernate, Microservices, Angular/react, JMS/Rabbit MQ/Kafka, AWS Cloud.
- Should be able to build solution which is easily scalable, high speed/ real-time performance, configurable, deploy-able and secure in SaaS environment using any open source tech stack.
- Build features and modules from scratch & Maintain existing features and modules.
- Should be able to identify, track and mitigate risks to the product.
- Ability to work independently.
Requirements
- 9-14 year's experience in Java, J2EE and associated technologies(Spring, Hibernate, Web Services, Micro Services)
- Technical Skills: Core Java, Advanced Java, J2EE, Exception handling, Collections, Oops, UML, Oracle, Jenkins, Maven & Linux
- Should be able to build solutions which is easily configurable, deploy able and secure in SaaS environment.
- Must have worked spring boot Extensively.
- Strong hands on development experience in Java, J2EE.
- Ability to lead and mentor a team of 2-3 developers.
- Should be able to identify, track and mitigate risks to the product.
- Responsible for planning product iterations & releasing iterations on schedule.
What should you have:
- Product development experience in agile environment will be a big plus though not mandatory.
- Highly Tech Savvy and hands-on.
- Strong evidence of a solution/product created ground up.
Product Development:
- Has in-depth knowledge on technology and end to end development processes.
- Has the ability to recommend new processes/alternatives to meet Product Development requirements and rolling them out.
Leadership Abilities:
- Should be able to optimize & effectively manage resources and time of the team members.
- Should be able to identify, track and mitigate risks to the product
- Should not hesitate to carry out healthy and constructive confrontation with team members, peers and managers for the benefit of Product.
Benefits
Five Reasons Why You Should Join Zycus
1. Cloud Product Company: We are a Cloud SaaS Company and our products are created by using the latest technologies like ML and AI. Our UI is in Angular JS and we are developing our mobile apps using React.
2. A Market Leader: Zycus is recognized by Gartner (world’s leading market research analyst) as a Leader in Procurement Software Suites.
3. Move between Roles: We believe that change leads to growth and therefore we allow our employees to shift careers and move to different roles and functions within the organization
4. Get a Global Exposure: You get to work and deal with our global customers.
5. Create an Impact: Zycus gives you the environment to create an impact on the product and transform your ideas into reality. Even our junior engineers get the opportunity to work on different product features.
About Us
Zycus is a pioneer in Cognitive Procurement software and has been a trusted partner of choice for large global enterprises for two decades. Zycus has been consistently recognized by Gartner, Forrester, and other analysts for its Source to Pay integrated suite. Zycus powers its S2P software with the revolutionary Merlin AI Suite. Merlin AI takes over the tactical tasks and empowers procurement and AP officers to focus on strategic projects; offers data-driven actionable insights for quicker and smarter decisions, and its conversational AI offers a B2C type user-experience to the end-users.
Zycus helps enterprises drive real savings, reduce risks, and boost compliance, and its seamless, intuitive, and easy-to-use user interface ensures high adoption and value across the organization.
Start your #CognitiveProcurement journey with us, as you are #MeantforMore


Objective of the Role:
We are here to build a world-class tech organization with elite engineers and change-agents who would spearhead this change. Currently, we are looking for engineers who are skilled, passionate, driven and a wee bit crazy (yes, crazy works!) to join our tribe. The current position is for the supply chain teams and our primary focus is on scale and cost optimization. The small tweaks you make, the processes you alter, experiments you run and the business decisions you drive will have reverberating effects on our ability to add value to our customers and keep them coming back for more.
Role & Responsibilities
- Design and build the system which enables the logistics team to store and deliver 15 million products per month to customers across 20 cities in India
- Work on the vision, roadmap, and processes that make customer delivery experience more delightful
- Work across teams to design a platform that scales and is flexible enough for various kinds of future scenarios
- Work on optimizing the whole logistics supply chain from warehouse to customer
- Innovate to improve the efficiency of the existing supply chain systems
Desired skills & abilities: - 3-6 years of experience in software development
- B.Tech. / B.E. degree in Computer Science or equivalent software engineering degree/experience
- Experience in architecture and system design 2Experience in running high performance distributed systems
- Understanding and implementation of security and data
- Highly experienced in back-end programming languages like Python, Java, JavaScript
- Experience with cloud message APIs and usage of push
- Knowledge of code versioning tools such as Git, Mercurial or SVN
- Solid experience in software development practices
- Ability to mentor and manage teams
- Exposure to Agile/Scrum and Design thinking approaches

