Senior Java Fullstack Developer

Responsibilities:

Design, develop, and maintain high-quality software solutions using programming languages such as Java.

Implement backend services using frameworks like Spring Boot and frontend interfaces using frameworks like React.

 Apply deep knowledge of algorithms and data structures to solve complex problems efficiently.

 Optimize code for performance, scalability, and reliability.

 Work with SQL and NoSQL databases to design, implement, and manage data storage solutions.

 Ensure data integrity and optimize database queries.  Leverage open-source tools and frameworks to develop scalable and maintainable solutions.

 Stay updated on the latest trends in open-source technologies.

 Utilize Linux systems for development and deployment.

 Automate and streamline processes using Linux tools and scripts.

 Develop and maintain mobile applications that align with user requirements and business goals.

 Collaborate with cross-functional teams to ensure seamless integration with backend systems.

 Work closely with product managers, designers, and other engineers to bring ideas to life.

 Participate in code reviews, testing, and debugging to ensure high-quality deliverables.

Qualifications and Skills:

 Bachelor’s or Master’s degree in Computer Science, Electrical Engineering, Mathematics, Physics, or a related discipline.

 Strong knowledge of algorithms and data structures.

 Proficiency in at least one programming language, preferably Java.

 Hands-on experience with backend frameworks like Spring Boot and frontend frameworks like React.

 Familiarity with SQL and NoSQL databases.

 Solid understanding of Linux systems and tools.

 Experience developing mobile applications is highly desirable.

 Strong problem-solving skills and ability to work in a fast-paced environment.

• 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
  

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

Decoding Youth Talent (DYT) Private Limited is a sports technology start-up which aims to enable coaches, clubs and academies scout, hire and develop youth talent through technology

Decoding Youth Talent is incubated and backed by one of the most prestigious MBA institutes in Asia, the Indian Institute of Management, Lucknow (IIM-L).

Are you a person who is extremely passionate about sports and looking to make a difference in the industry? If yes, there was not a better time than now! We are looking for a Full Mean Stack Developer with experience in building highly technical products that will help us bring change the way how sports stakeholders interact and communicate in India and across the globe. If you are passionate about the challenges of big scale, this is your chance to make history!

Responsibilities:

• As a full-stack MEAN developer (Angular), you will code back-end services in Java/Node JS and front-end in HTML, CSS3 and JavaScript.
• Strong system design skills backed with analytical and problem-solving ability with deep understanding of distributed systems and microservice architecture.
• Implementing algorithms and use of advanced data structures.
• Exposure to working in an agile development environment.
• Strong analytical and problem-solving skills - Knowledge of SVN/Git repository.
• Provide technical direction to the development teams including hands-on development of POCs where appropriate.
• Deploy realized solutions to appropriate environments using CI/CD process. Supports clients through testing Consumer Web Development Experience for High-Traffic, Public Facing web applications.
• Participate in agile software prototyping, development, maintenance, support, and code reviews of IoT Products.
• Implement modern and responsive UI for the web and a variety of devices.
• Unit, End-to-End, and performance testing software under load to ensure reliability and scalability.
• Ownership of Bug Fixes across environments for the assigned module/application.
• Collaborate on the design with internal & external project team members.
• Use JIRA effectively with daily updates to the work log and status of the issues.

Requirements:

• 5+ years or hands-on experience as a Full-stack Developer in web and Mobile application Product Engineering.
• Hands-on experience in creating Rest APIs using NodeJS. Perform 3rd party API integration with NodeJS.
• Hands on experience in HTML5 CSS3 JS libraries like Bootstrap, JQuery, and Angular Material.
• Experience in MongoDB and MySQL design, development, deployment, scaling and optimization.
• Experience working with the AWS stack (Lambda, S3 EC2 setup).
• Hands-on experience in writing queries and optimizing them for large data sets in MongoDB and MySQL.
• Good Communication and client-facing experience. Practice and enforce Agile and Scrum development methodologies.
• Hands-on experience working with Web frameworks, RESTful APIs and relational and/or NoSQL databases.
• Experience in implementing logging to identify performance issues and building monitoring and alerting on the API using Splunk/Grafana/Prometheus/New Relic.

Good to have

• Worked from scratch in the Tech Architect, frontend, coding, and tech product development with at least 6 -50 Mobile apps (multifunction app).
• Experienced in server-side languages such as Java and PHP.

Experience Level – 2 to 8 years

•  4-8 years of relevant experience in designing & developing and architecting systems/software
• for large business environments (Java, J2EE).
• • Strong design and coding skills in Enterprise Java, Hibernate, Spring, Spring Boot, REST web
• services, JMS (ActiveMQ), XML, JSON.
• • Must have good experience in Unix/Oracle/SQL.
• • Experience in any communication framework (MQ) is an added advantage.
• • Experience in Agile Development, Scrum, and Iterative approaches
• • Participate in requirement gathering JAD sessions and support documentation

Who We are:

Paxcom a leading Digital Solution Provider is a part of Paymentus now, a leading electronic bill payment provider. PaymentUs leads the North American marketplace in electronic bill payment solutions and have recently signed a partnership with Paypal, Alexa and Walmart. We are looking for passionate programmers skilled in Java, Python, Angular, NodeJS, Python, Jenkins, Postgresql, Docker, Kubernetes, Spark and AWS to join our development team.

For more details, please visit https://paxcom.ai/

Why Join Us?

Get a chance to contribute and get recognition from Day 1.

You hate micromanagement and are able to take your decision independently. 

Enjoy flexible and relaxed wok environment.

Work 5 days a week (Enjoy work-life balance).

A friendly, Supportive, Professional and achievement-oriented management team

Competitive remuneration.

An opportunity to learn new things every day.

You Enjoy:

Ideal resource should be from Java background with a minimum of 3+ years’ experience in Java technologies.

Should have extensive experience working with Spring, Any ORM and Restful Web services.

Strong experience building, designing, and consuming Restful web services.

Must have experience with spring boot/Spring MVC

1+ years’ experience with one or more JS frameworks: NodeJS/Express, Angular, React, ExtJS, Vue is preferred

Experience / Knowledge of Agile Scrum methodology.

Should have used GIT and be self-dependent on resolving merge conflicts.

Should be familiar with build tool like Maven or Gradle.

Excellent verbal and written communication skills.

Ability to handle small teams and mentor them.

Leader, Doer & Architect for Enterprise Java applications

Experience of payment card industry is a plus.

Tech Stack:

Java 8+

Microservices

REST 

Spring Framework 4/5

MySQL 5.6/Oracle

Nice To have (CPM Scheduling, Angular/React, NodeJS)

Linux, GIT, Docker, kubernetes, Cloud, AWS,Kafka

Building tools like Maven, Ant, Gulp

• Candidate must be familiar with the javascript tech stack

• NodeJS or ReactJS or AngularJS knowledge is desired

• SQL and NoSQL database hands-on production grade experience is desired

• Candidate should be familiar with the version control system and working in a team

• Working experience with Message Queue, Mirco service architecture, Docker containers would be a great advantage.

• Experience designing and developing complex systems that can handle variable load would be an added advantage

• Familiarity with AWS services, deploying and managing workloads would be advantageous