Senior Hana Developer

Role Overview 

We are seeking an enthusiastic Software Engineer (Full Stack) with 3- 5 years of experience to join our growing team in Noida. In this role, you will play a pivotal part in designing and developing innovative SaaS products, contributing across both backend and frontend stacks, and helping drive digital transformation in a traditionally paper-driven domain. 

This is a high-impact role where your work will directly influence the future of rare disease diagnostics in India and globally. 

Responsibilities 

• Contribute to all facets of software development and design 
• Break down complex problems into modular, scalable solutions 
• Write clean, efficient, well-commented code (Java, JavaScript, HTML, CSS) 
• Develop robust and scalable web applications using Java Spring Boot and Hibernate 
• Build and maintain RESTful APIs and integrate third-party services 
• Work with MySQL databases and write optimized SQL queries 
• Collaborate in Agile teams—participate in sprint planning, stand-ups, retrospectives 
• Perform bug fixes, troubleshoot technical issues, and ensure system stability 
• Design technical documentation and automated test suites 
• Stay updated with emerging technologies and tools relevant to the tech stack 
• Maintain a productive in-office work environment with essential infrastructure 

Requirements 

Experience 

• 3-5 years of hands-on software development 
• Experience working in Agile teams using tools like Azure DevOps or JIRA 

Technical Skills 

• Proficient in: Java, Spring Boot, Hibernate, MySQL, RESTful APIs 
• Strong front-end development using JavaScript, HTML, CSS 
• Solid understanding of Object-Oriented Design and common design patterns 
• Skilled in SQL and database interactions 
• Experience with token-based authentication and test-driven development 
• Familiarity with Git for version control 

Soft Skills 

• Strong analytical and troubleshooting abilities 
• Excellent communication and team collaboration skills 

We are looking for a Java developer responsible for building Java applications. This includes anything between complex groups of back-end services and their client-end (desktop and mobile) counterparts. Your primary responsibility will be to design and develop these applications, and to coordinate with the rest of the team working on different layers of the infrastructure. Thus, a commitment to collaborative problem solving, sophisticated design, and product quality is essential.

Backend (Mandatory/Must to have skills) :

1. Core Java/Java8,
2. Spring boot,
3. Spring Security,
4. Hibernate or any other ORM (Object Relational Mapping) framework.
5. SQL/PL-SQL (Oracle or Mysql or postgresql) but mostly Oracle
6. Restful webservices
7. Git

Backend (Good to have skills) :

1. Knowledge of SOAP based webservices
2. Struts framework
3. Microservices

Backend (Not absolutely necessary but plus point if candidate has knowledge about ) :

1. Docker
2. Apache Kafka/ any other messaging queue tool like RabbitMQ, ActiveMQ etc.,)
3. Cloud experience AWS/Azure

Responsibilities:

• Contribute in all phases of the development lifecycle
• Write well designed, testable, efficient code
• Ensure designs are in compliance with specifications
• Prepare and produce releases of software components
• Translate application storyboards and use cases into functional applications
• Design, build, and maintain efficient, reusable, and reliable Java code
• Ensure the best possible performance, quality, and responsiveness of the applications
• Identify bottlenecks and bugs, and devise solutions to these problems
• Help maintain code quality, organization and automatization

• 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
  

• Sound knowledge of Core Java, JSP, Servlets & MVC, Spring
• Good knowledge of Java Script, Ajax
• Good knowledge of My SQL database server
• Experience in working with IDE like Eclipse or Netbeans
• Knowledge of Spring would be an advantage
• Great problem-solving attitude
• Strong OOP & OOAD fundamentals
• Knowledge of Java EE Design pattern
• Technical hands on Spring, Spring Security, Hibernate, JPA, Struts, OO JS, XML, Webservices (Restful, JAX-WS).
• Nice to have knowledge of Liferay, Amazon EC2, Google App Engine, Restful services, jQuery, YUI, EstJS (Sencha), frameworks.

• Understand the BRS / SRS document
• Coordinate with Team lead/DBA to understand the System design and Database design
• Development and Unit Testing
• Bug fixing and Change Request implementation

Job Location

Bengaluru, India

Job Type

Contractual Position with Potential for Full-Time Employment Based on Performance Review

Experience Required

4 years of experience in Java & Technologies

Company Description

Welcome to Unitalks Technologies! We are a managed services provider that helps our clients hire top-quality talent. We are hiring for one of our clients in Bengaluru, more details will be provided about the company and culture later in the process.

Role Description

This is a contract role for a Senior Java Software Engineer. As a Senior Java Software Engineer, you will be responsible for designing and developing software solutions, building and maintaining Microservices architectures, and programming using Spring Boot. This role is based in Bengaluru and is an on-site position.

Qualifications

• Software Development and Programming skills
• Experience with Microservices and the Spring Boot
• Proficiency in Java, SQL and UNIX
• Good in deployment on different platforms like AWS, Azure, etc.
• Strong problem-solving and analytical skills
• Excellent communication and teamwork abilities
• Bachelor's or Master's degree in Computer Science or a related field
• Experience with Agile methodologies and CI/CD pipelines
• Knowledge of cloud platforms and containerization technologies is a plus

Are you interested to work at a place where you are given the opportunity to grow and level up your skills?

Are you looking to build products that are impactful?

Do you want to work with an energetic team, like-minded and passionate programmers? 

Do you like to create impactful and scalable products?

What we Look for

• Bring in a "can-do" attitude
• Passion towards technology and software engineering - open source, pet projects, conference talks, getting better at writing clean code
• Participate in a highly fluid environment applying agile software development principles
• Carry out unit tests and other quality control mechanisms to inform and validate the designs and code
• Work with product owner/BAs  to bring an end to end perspective of the problem
• Ability to ask the right questions and communicate your ideas with clarity
• Ability to collaborate with various stakeholders and take complete ownership
• Participate actively in building one of the most impactful organizations in retail technology

As a Software Engineer …..

• Quickly adapt to our startup environment which is both demanding and fast-paced (but is also a lot of fun) 
• Eager to learn new concepts, and technologies and be productive in short time
• Convert a raw idea into usable real-life software products 
• Write modular, readable and maintainable code
• Good understanding and working knowledge of technologies worked
• Demonstrate good problem solving skills
• Own and be able to manage a small to medium sized modules
• Demonstrate ability to guide and coach a new team member or fresher

Required skills:

1. Backend: Core Java, Spring Boot, Microservices, Hibernate/JPA, Data Structure and Algorithms, and Restful Web Services
2. Front end : HTML, CSS, JavaScript, jQuery, Vue.JS,  NuxtJS ,Vue-router, Vuex 
3. Database : MySQL
4. Version Control Tool: Git
5. Cloud Service: AWS

Job Description:

• Commercial experience using the Full stack Java Development
• Should be strong on basics of core Java - Basic Oops concepts, String, Collections, Exceptions, Interface, Inheritance
• Spring Family - Spring Boot, Spring Core
• Experience in creating Microservice using REST & Spring Boot
• Should be familiar with UI HTML, CSS, JavaScript, Vue.JS framework
• Hands-on experience on Oracle or SQL Server database
• Knowledgeable in AWS
• Agile Experience: Should be able to understand Scrum ceremonies and able to demonstrate experience in Agile

1. Hands on programming skills.
2. Monitoring application and infrastructure health by using monitoring tools
3. Build and deployment automation tools on AWS
4. Design and coding experience in Java/golang
5. Design and coding experience in Java/golang
6. Hands on exposure to GitLab or Github

Role: Software Engineer

Location: Hyderabad

Experience: 3-5 years of experience in software development using Core Java, multi-threading, DS and Algos.

Key Requirements:

• • Develop robust Core Java code for advanced financial banking and trading applications, primarily using core Java principles around multi-threading and caching technologies.
• • Strong in Core Java concepts, JVM, API’s along with SQL and Java Message Service (JMS) skills.
• • Experience in Java server-side / backend development experience
• • Experience in Java Spring (Spring MVC, Spring batch, Spring Boot), Hibernate and JPA is a plus.
• • Knowledge of microservices development, container stack and CI/CD;