java kotlin developer

SimplyFI is a fast-growing AI and blockchain-powered product company transforming trade finance and banking through digital innovation. We are looking for a Full Stack Developer with strong expertise in ReactJS (primary) and solid working knowledge of Python (secondary) to join our team in Thane, Mumbai.

Key Responsibilities

• Design, develop, and maintain scalable full-stack applications with ReactJS as the primary
• technology.
• Build and integrate backend services using Python (Flask/Django/FastAPI).
• Develop and manage RESTful APIs for system integration.
• Collaborate on AI-driven product features and support machine learning model integration
• when required.
• Work closely with DevOps teams to deploy, monitor, and optimize applications on AWS.
• Ensure application performance, scalability, security, and code quality.
• Collaborate with product managers, designers, and QA teams to deliver high-quality product
• features.
• Write clean, maintainable, and testable code following best practices.
• Participate in agile processes—code reviews, sprint planning, and daily standups.

Required Skills & Qualifications

• Strong hands-on experience with ReactJS, including hooks, state management, Redux, and API
• integrations.
• Proficient in backend development using Python with frameworks like Flask, Django, or FastAPI.
• Solid understanding of RESTful API design and secure authentication (OAuth2, JWT).
• Experience working with databases: MySQL, PostgreSQL, MongoDB.
• Familiarity with microservices architecture and modern software design patterns.
• Experience with Git, CI/CD pipelines, Docker, and Kubernetes.
• Strong problem-solving, debugging, and performance optimization skills.

Responsibilities

• Design and develop REST-based web services utilizing Java micro services web frameworks (Spring Boot)
• Apply design principles and patterns in creating enterprise level solutions, as needed
• Perform web services tuning and performance testing
• Implement unit tests as needed
• Support front-end developers in leveraging web services
• Automate/script common developer tasks, continually optimize personal and team workflows
• Infrastructure setup and configuration
• Engage in code review and feedback process
• Take a feature from inception to completion independently across the stack
• Collaborate with teammates on proposed UX/UI and provide feedback as needed
• Participate in and support the entire SDLC processes

Requirements

• Spring Boot, Spring Security, Spring JPA & Hibernate
• Relational data modelling concepts and experience in PostgreSQL, MySQL, or similar
• Adopted opinionated RESTful web services design patterns
• Microservices-based application architecture
• Application containerization technologies, including Docker, Kubernetes, and cloud-vendor implementations (AWS, Azure, other)
• Other modern technologies relevant to the technology stack defined here
• Javascript ES6 or later
• React
• Git

1. Java Lead : 8-12 Years – GGN Location - NP : 60 Days max

• Experience on Full stack development and Microservices Architecture.
• Proven experience implementing distributed applications in a container environment (Docker/Kubernetes) along with considerable experience configuring and administrating Linux (or other Unix-like) systems Software engineering experience designing Enterprise Cloud Applications with Golang will be preferred
• Experience in any Databases like Postgres or any NoSQL DB like MongoDb
• Expertise in defining business architecture, business process definition & modelling, use cases, and requirements definition, and associated best practice processes for defining these artifacts
• Proven proficiency in grasping requirements and building illustrative features with minimal specifications
• Experience working in SAfe agile development environments.

• Should have strong knowledge and hands-on experience in JDK 1.8+ 
•  Should have worked in Struts, Ajax, Spring MVC, Spring Boot and Angular 
• Should have strong expertise in SOA and Microservices • Experience in Insurance domain would be an added advantage
• The responsibilities of Java technical leads include working with developers to ensure quality network frameworks, mentoring junior level staff, and identifying issues that affect product delivery.
• Experience of Software Engineering Process and in Design J2EE Design Patterns.
• Code Review and Best practices, Unit Testing
• Team mentoring

• MUST HAVES:
1. Top  Mandatory Skills: 6+ Years in: JAVA / J2EE, Spring MVC ,Springboot, Microservices
2. Domain Experience:- BFSI (Minimum 2 yrs latest)
3. Joining time / Notice Period: Immediately

• Core Java  (Collections,  Annotations, Threads, Exceptions)
  Java 8  ( Must)
  Spring Core (Must)
  Spring Boot, Spring Cloud, Micro services (Must)
  Angular / React , Bootstrap ( Good to have)
  Docker / Kubernetes  ( Good to have) Pivotal Cloud Foundry / Tanzu Services ( Good to have)

Responsibilities:

• Design, develop, and maintain software applications.
• Go the extra mile to identify customer needs and pain-points. 
• Relentless focus on delivering high quality, bug-free code.
• Closely work with the SRE and DevOps team to set up microservices infrastructure. 
• Maintaining and auditing code/design quality as per set guidelines and standards in assigned projects.
• Testing of completed tasks in ongoing projects in the team before sending updates to reporting authority/client.
• Participate in application design, code reviews and documentation.

Requirements:

• Experience in agile development process.
• Excellent knowledge of HTML5, CSS3.
• Excellent knowledge of JavaScript.
• Experience with cross-browser, cross-platform and design constraints on the web
• Good understanding and experience of working on Vue.js/React.js.
• Prior experience building REST APIs
• Hands-on experience with Node.js/Golang/Java + Redis + Elasticsearch.
• Experience with AWS/GCP is a plus
• Knowledge of version control systems like GIT.
• Experience in developing automated unit and functional tests
• A minimum of 1 year of experience is needed.

1. Work with Angular2, NodeJS, Meteor, and MongoDB as the stack to develop newer functionalities for our platform
2. Deploy application on AWS/ Google Cloud infrastructure
3. Monitor the application regularly and fix bugs
4. Work with team to create scalable and robust infrastructure from experts