Java Developer

• Hands-on expertise in managing technical teams and work closely with business stakeholders
• Should be familiar with card testing and POS ecosystem.
• Experience with designing APIs and building platform integrations in Commerce, POS, FinTech and Payments
• Payment’s domain experience.
• Extensive experience on Base24 & SWITCH part for payment format.
• Exposure on ISO8583 Messaging system.
• API understanding and creation.
• Working knowledge on cryptographic algorithms (RSA, EC, AES, SHA variants), TLS/SSL protocols. C Symetric and A symetrics, K.M.S.
• Digital Payments technical knowledge - QR/ POS/ UPI/ BQR
• Understanding of CI/CD pipelines, Kubernetes, containerization, Docker
• Must have strong technical skills in Android APK and iOS development Concept and Web services.
• Supportability, monitoring, ops in general.
• Accurate cost models to deploy and operate
• Extensive experience in TLOG’s, data integration with downstream applications, and impact of POS changes on different financial, legal, compliance, loss prevention, etc. applications.
• Extensive experience with payment systems 7861 (EMV, payment middleware, encryption, tokenization, settlement, offline scenarios,).
• Extensive experience with different types of payment methods including credit, debit, gift cards (Both closed loop and open loop), PLCC, PayPal, AliPay, checks, etc. as well as different payment form factors like Tap N Go, contactless, swipe, EMV, Mobile, etc.
• Extensive experience with payment devices (pin pads, printers, registers, scanners).
• Experience in Node.js / Java / Python, building REST APIs, with experience/exposure to front end stack like JavaScript & React / Angular. 
• Experience with Storage systems - RDBMS, NoSQL (Cassandra/MongoDB), Redis/Memcache/Aerospike.
• Experience in messaging tools like Kafka/AWS Kinesis etc...
• Design expertise for performance, scalability, fault tolerance and high availability

• Experience with POS systems and Payments domain.
• Demonstrated experience for systems architecture, design, and integration for POS systems
• Java and/or Node.js. Experience building micro services (REST APIs) using Node.js
• Experience with one or more RDBMS databases like MySql, PostGreSQL
• Experience with one or more NoSQL databses like MongoDB, Cassandra, DynamoDB, Aerospike, Elastic Search, Redis, neo4j etc.,
• Caching technologies like: Redis, Elasticache,
• Cloud Providers like: AWS/ Google Cloud / Azure
• CI / CD : Jenkins, Docker, Kubernete
  

About the job

Whirldata Inc. is an AI/Data Sciences/App Dev company established in 2017 to provide management and technology consulting services to small and medium enterprises across the globe. We are headquartered in California and our team works out of Chennai. The specific focus is on

1. Helping clients identify areas where Data Sciences and AI-based approaches can increase revenues, decrease costs or enhance customer engagement experience
2. Help clients translate business needs into process flows for exploratory and cutting-edge applications
3. Provide appropriate and targeted solutions that can achieve the planned objective

Whirldatas management team consists of individuals with a combined 45+ years of management and technology consulting experience, spanning multiple verticals such as finance, energy, retail, manufacturing and supply chain/logistics. Please look up our website and go through the blogs/videos/articles to find out more about us.

Working Philosophy

Whirldata works on the principle that, larger business goals come first and any technology-intensive solutions need to support necessary business goals. Hence all engagements start as a management consulting exercise and solution building follows after a thorough understanding of business needs.At Whirldata, we put our minds together, mix technology, art & math to deliver a viable, scalable and affordable business solution. We are passionate about what we do because we know that our work has the power to improve businesses. You can join our team working at the forefront of new technology, solving the challenges that impact both the front-end and back-end architectures, and ultimately, delivering amazing global user experiences.

Who we are looking for:

Full Stack Engineer (Position based in Chennai)

The following criteria are mandatory requirements and we strongly encourage that you apply only if you meet all these criteria:

1. Minimum 3 years of work experience

2. Proven capability to understand clients business needs

3. At least one demonstrable stint of architecting a database from scratch

4. Multiple programming language capabilities a must. In-depth knowledge of at least one programming language

5. Willingness to wear multiple hats depending on our business needs will be a priority

6. At least 2 years of hands-on experience in front-end development

7. Knowledge of current tools, platforms and languages an absolute must

8. Hands-on experience in cloud technologies and project management capabilities will be considered favourably

What do you get in return

• AI, Data Sciences and App dev require individuals who are both business and tech-savvy. We will turn you into one and make you a rockstar!
• You will get to work in an environment where your effort helps the customer and you will get to see it
• We will provide on-the-job training that will make you a doer and not a talker on data sciences, AI and app dev
• Opportunities to shine and pave your own way forward. We are good at identifying your talents and providing a platform where you will get immense satisfaction from demonstrating the same.
• Of course - we will pay you well too!

If you are interested - please apply with a small note with your thoughts on why you find this opportunity exciting and why you are willing to consider a move.

Roles and Responsibilities:

• Developing new user-facing features using React.js
• Developing and implementing highly responsive user interface components using react concepts.
• Writing application interface codes using JavaScript following react.js workflows.
• Experience with RESTful APIs
• Troubleshooting interface software and debugging application codes.
• Create database schemas that represent and support business processes.
• Implement automated testing platforms and unit tests.
• Optimize application for performance and speed.
• Implementation of security and data protection.
• Provide technical support to users.

Skills:

• At least 5 years of experience as a Java Developer or similar role
• Strong expertise in Java programming language and working Knowledge on Back-end technologies such as Spring/Spring Boot.
• In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
• Knowledge of REACT tools including React.js, Webpack, Enzyme, Redux, and Flux.
• Experience with user interface design.
• Familiarity with database technology such as MySQL, MongoDB.
• Good knowledge of Unit Testing.
• Experience with at least one of the Cloud Services such as AWS, GCP, Azure are plus.
• Familiarity with SCRUM methodologies
• Strong organizational and project management skills.
• Excellent verbal communication skills.
• Analytical and logical skills
• Good problem-solving skills.

Qualification:

• 3-4 years of experience working as a ReactJS Developer or in a similar role.

What we offer:

• Flexible working hours
• Up to 12 Lakh insurance
• Work life balance

AvatarSoft is a team of seasoned "Temenos T24 Certified" IT Professionals with over 20 years' combined experience in Financial Transformation. We are a growing company across 3 continents and 4 countries deployed in an offshore and onsite model. Our professionals have worked in major Software firms, Consultancy firms, Financial Institutions, and Credit Unions across the globe.

Avatarsoft is a rapidly evolving banking software consulting firm that renders leading edge to its clients . Avatarsoft brings profound expertise, resolute culture and provides strategical T24 / Transact transformation solutions through cutting edge services. We embrace our journey, by striving to remain the trusted and ethical business partner that delivers IT consulting to implement Temenos T24 Transact / Infinity, banking transformation projects and provides business value to our clients and etc,.

Our Locations: Canada, U.S.A, Netherlands, Mexico, India(Chennai), UAE.

This is for our Chennai Office , however work from home can be considered during pandemic or lockdowns .

• Java / JavaScript Developer Job Description (Minimum 2 years Experience in Java)
• Good in Core Java, Multithreading, J2EE, web services (REST, SOAP).
• In-depth knowledge on Java Script and object-oriented technique .
• Should be able to work independently
• Familiar on Front-end technologies like AngularJS or Node JS or Spring boot is a real Plus

Job Type: Full-time

Nature of Work:

This being an advanced level position in the S/W development team the individual is expected to:
Participate as a team member in all phases of the S/W lifecycle, including the analysis and design of S/W systems.

Participate in a detailed level of coding, code walk – through and unit testing of S/W modules.
Participate in integrated testing of product/ package.

Participate in difficult and typical coding assignments with responsibility of a small module consisting of 3 – 5 members.

Participate in exploration/ feasibility study of products.
Have a thorough understanding of the assigned product/ project.

Participate in generating technical documentation of products/ packages.

Providing technical training to the juniors.
Manage allocated resources, keep compliance with discipline and decorum of the organization.

Keep compliance with Systems and Procedures.

Reports to:

Project Manager
Skill Set:
Thorough knowledge of current technological trends in Web based Software 

Strong Working knowledge of JSF/JSP, Servlets, Spring, Web application development and Core Java

• Working knowledge of working with databases using EJB.
• Knowledge of Bug Tracking tool such as Jira, Bugzilla and source code version control systems (SVN, GIT)
• Knowledge of working in Scrum methodology.
• Good to have knowledge of SonarQube and Web Security Aspects.
• Knowledge of Responsive Front End Development using HTML5, JavaScript, CSS3, JQuery, Ajax and JSON.
• Should be able to write test cases for the feature.
• Ability to gather and analyze data & draw logical conclusions

∙         Understanding of company’s vision & goals, business operations

and market

∙         Clear and concise oral and written communication skills

∙         Ability to establish and maintain effective work relationships at

all levels

∙         Great passion for S/W development.

∙         Ability to mentor and guide the juniors.

Office Address:

Tech Mahindra Ltd

Key Activities & Responsibilities:

• 2 - 3 years of hands on experience in development using Java
• In-depth of understanding of development process - Design, Development &Deployment
• Good understanding of Java JavaScript, HTML, CSS, JSON
• Experience in developing APIs and strong knowledge of API development framework like Spring Boot, Spring MVC
• Exposure to collaboration platform like Postman
• Good understanding of Databases like MySQL, MongoDB
• Knowledge of Web Service - SOAP, RESTful

• Good understanding of one of the frameworks - Angular / Node.js / jQuery /JavaScript
• Familiaritywith UI / UX Design
• Experiencein using development platforms like Eclipse / Visual Studio

1. Strong fundamentals OOPS concepts, Exception Handling, Coding Standards, Logging

2. Creating custom, general use modules and components which extend the elements and modules of core Angular. 

3. Creating configuration, build, and test scripts for Continuous Integration environments

4. Communicating with external web services and processing data

5. Experience with offline storage threading and performance tuning

6. Review code and maintain the code quality and suggest best practices

7. Knowledge and experience on data science and programming languages

8. Demonstrable abilities to optimize code. Strong analytical skills for effective problem solving