Java Developer

About the Role

We're looking for a hands-on AI Architect to lead the design and delivery of AI-native applications. You will define the AI stack, establish engineering standards, and drive adoption of AI-assisted development across teams.

Responsibilities

• Architect and build production-grade AI applications.
• Evaluate and standardize AI frameworks, tools, and platforms.
• Design agentic systems, RAG pipelines, and AI workflows.
• Establish AI evaluation, testing, guardrails, and observability practices.
• Drive AI-native development and delivery acceleration initiatives.
• Partner with engineering and product teams on technical roadmap decisions.

Requirements

• 7+ years of software engineering experience.
• Strong experience with LLMs, RAG, embeddings, prompt engineering, and agent frameworks.
• Experience with LangGraph, AutoGen, MCP, or similar ecosystems.
• Hands-on experience with AI evaluations (DeepEval, Ragas), guardrails, and structured outputs.
• Strong Python and TypeScript/Java skills.
• Experience with Kubernetes, CI/CD, IaC, observability, and event-driven architectures.
• Proven experience shipping AI applications to production.

Job Description:

We are seeking an experienced developer to design and build cross-platform mobile applications integrated with enterprise backend systems. The role involves working on both mobile (Android & iOS) using Kotlin Multiplatform and backend services using Java / Spring Boot.

Key Responsibilities:

• Develop mobile applications for Android and iOS using Kotlin Multiplatform (KMP)
• Design and implement reusable shared modules across platforms
• Develop and maintain backend services using Java / Spring Boot
• Build and consume REST APIs
• Integrate authentication and security mechanisms
• Perform testing, debugging, and performance optimization

• Strong experience in core Java programming.
• Good experience in Spring and Hibernate 
• Proficiency with JSF/third party JSF components framework
• Must have at least 2+ years exp. of Web application development with exp. in using any MVC framework
• Knowledge of OOP concepts, industry best practices, and design 
• Professional, precise communication skills
• Work experience writing Unit tests 
• Good understanding of web technology and enterprise-level applications 
• Work experience in applying the best practices of Web Application development
• Working experience in an Agile team especially with SCRUM
• Good to have experience in JavaScript frameworks
• Good to have experience in JSON, HTML5, CSS and XML

Following Skills will be an added advantage 

• Working experience of Prime-Faces
• Knowledge of Spring Web Flow

Behavioral Skill

• Should be self-motivated and a quick learner with a problem-solving mind-set
• Attention to detail and follow-through to achieve good quality and meet deadlines.
• Ability to work effectively in a team as well as in an individual environment
• Should have excellent written and verbal communication skills

Responsibilities:

● Design, develop, test, and maintain software applications using Java technologies.

● Implement robust solutions using Spring MVC, Spring Boot, and Hibernate frameworks.

● Develop and optimize database operations with MySQL.

● Analyze and solve complex problems by applying knowledge of data structures and algorithms

Requirement -

Programming Languages & Technologies: Strong knowledge of Java (Core Java, Java 8+).

● Frameworks: Proficiency in Spring MVC, Spring Boot, and Hibernate. ● Algorithms and Data Structures: Good understanding and practical application of DSA concepts.

● Databases: Experience with MySQL – writing queries, stored procedures, and performance tuning.

● Version Control Systems: Experience with tools like Gi

 Configuration, administration, customization, and maintenance of Okta CIAM environments.

• Design and maintain configuration manuals and documentation required to sustain the Okta CIAM platform.

• Review Okta platform configurations to ensure the solution is optimized and secure for business needs.

• Support and resolve system incidents, problems, and changes.

Requirements

• 3+ years of hands-on experience with designing and building Okta solution platforms.

• At least one Okta certification in last 2 years - Okta Certified Administrator, Certified Consultant or Certified Developer certification

• Strong understanding of Single Sign On and relevant standards (OIDC, OAuth, SAML)

• 1+ year of development experience using RESTful APIs in any programming language

• Strong communication and documentation skills

• Ability to collaborate and interact productively with team members and key stakeholders.

Job Responsibilities: -

• Work on building enterprise grade applications with a strong knowledge of the .net core framework. Experience with Node JS.
• Create Libraries that would be shared across the different modules in the system that can be leveraged by multiple teams within the organization.
• Good understanding of data structures to identify the correct data structure for a specific use case.
• Build RESTful API for customer consumption. Prior knowledge building APIs is a requirement. Understanding of HTTP error codes is a must.
• Work on code in a distributed code development environment. Prior use of Git/Github is desirable.
• Work with a Unit Test platform.
• Strong knowledge on Encryption standards – Asymmetric and Symmetric.
• Create and Manage System Documentations.

Job Qualifications

• At least 4+ years of experience using C# programming language in the build of enterprise software (.net core, asp.net core, web api) – For .Net Developer
• At least 7+ years of experience using C# programming language in the build of enterprise software (.net core, asp.net core, web api). – For Lead.
• Experience handling ISO8583 message standard; Payments Industry knowledge.
• Good understanding of version control (using Git/Github).
• Experience with Unit Test framework; TDD Approach.
• Knowledge and understanding of PCI Requirements for Card processing software .
• Understanding of SQL Database and Database Design.
• Strong understating of hybrid cloud application basics based on Docker, Kubernetes, Microservices and Postgres.
• Minimal 2+ years of experience in building enterprise scale applications: coding, designing, developing, and analyzing data. 
• Agile environment. AWS, Docker, Kubernetes, DevOps environment Lead levels only.
• Manage CI/CD Pipeline.
• E/B.Tech/B.Sc/MCA/Msc in Computer Science.

Company Overview

http://www.corecard.com">www.corecard.com & http://www.corecardindia.com">www.corecardindia.com

Core Card Software is a product company, to provide financial service organizations with the best card management applications to help them compete both locally and globally. Core Card Software, a leading provider of card management systems. The Core Card software solution provides the market's most feature-rich platform for processing and managing accounts receivables and a full range of card products including prepaid/stored-value, fleet, credit, debit, commercial, government, healthcare and private-label cards. Core Card have offices based in Atlanta, Bhopal & Navi Mumbai.

Minimum of 4+ years of experience in Java development

• Experience delivering Services (REST, SOAP) and Web applications in Micro services architecture
• Experience developing and deploying Java solutions to cloud
• Experience in Spring Boot and components of Spring framework
• Experience in a JavaScript framework such as Angular or React
• Experience in TDD using Junit or similar frameworks

·       Experience in Design Patterns and service oriented architectural principles, Data structures and Algorithms.

·       Individual should be an active participant in the product design and code reviews for self and team and can competently review any aspect of their product or major sub-system.

·       Experience in SQL, Unix skills.

·       Good communication Skill

We are looking for a highly motivated developer with at least 1+ years of strong hands-on experience in Java to join our startup. You would be playing a pivotal role in contributing to the initial tech stack. You would be further responsible for designing and implementing product requirements that are highly usable, scalable, extensible, and maintainable. You should be comfortable working across different technologies/frameworks that we work on - Microservices, Java, Spring, Spring Boot, MySQL, Kubernetes, AWS.

Responsibilities and Duties:

• Design and build scalable REST APIs on Spring Boot
• Develop, test, tune for performance and deploy microservices
• Collaborate with the team, optimize and refactor the back-end architecture
• Maintain high standards of quality for code, documentation and other deliverables
• Active cross-team coordination would be expected

What are we looking for?

• 1+ year experience in Core Java & backend technologies
• Good working knowledge of design patterns & OOAD
• Excellent analytical and problem-solving skills
• The skills that we consider: Java, MySQL/RDS, Spring/ Play, Maven, Redis, Kafka/SQS, Elasticsearch, AWS
• Experience in micro-services
• Previously worked in a startup