Full stack - React and Node.js developer

Role : Java Developer (2-7 years)

Location : Bangalore

Key responsibilities

• Develop and maintain high-quality, efficient, and scalable backend applications. 
• Participate in all phases of the software development lifecycle (SDLC) 
• Write clean, well-documented, and testable code adhering to best practices. 
• Collaborate with team members to ensure the successful delivery of projects. 
• Debug and troubleshoot complex technical problems. 
• Identify and implement performance optimizations. 
• Participate in code reviews 
• Hands-on experience with Spring boot, Java 8 and above. 
• 2-7 years of experience developing Java applications. 
• Knowledge about at least one messaging system like Kafka, RabbitMQ etc. 
• Required React developer requirements, qualifications & skills: 
• Proficiency in React.js and its core principles 
• Strong JavaScript, HTML5, and CSS3 skills 
• Experience with popular React.js workflows (such as Redux) 
• Strong understanding of object-oriented programming (OOP) principles. 
• Experience with design patterns and best practices for Java development. 
• Proficient in unit testing frameworks (e.g., JUnit). 
• Experience with build automation tools (e.g., Maven, Gradle). 
• Experience with version control systems (e.g., Git). 
• Experience with one of these databases – Postgres, MongoDb, Cassandra 
• Knowledge on Retail or OMS is a plus. 
• Experienced in containerized deployments using Docker, Kubernetes and DevOps mindset 
• Ability to reverse engineer existing/legacy and document findings on confluence. 
• Create automated tests for unit, integration, regression, performance, and functional testing, to meet established expectations and acceptance criteria.

Our Core Full Stack

Front-End Engineering 

• React for building complex, state-heavy interactive dashboards 
• JavaScript (ES6+) and TypeScript for type-safe management of simulation data 
• State management (Redux/Zustand) optimized for high-frequency data updates 

Back-End & Microservices 

• .Net and Spring Boot for building high-scale, resilient microservices 
• REST APIs for seamless communication between services and front-end consumers 
• Microservices architecture and system integration patterns 

Engineering Excellence 

• GitHub for version control and rigorous Code Reviews 
• CI/CD pipelines, Docker, and Kubernetes for cloud-native deployment 

Key Responsibilities 

• Low-Level Design (LLD): Convert high-level architectural blueprints into detailed technical designs, including class diagrams, sequence diagrams, and API specifications. 
• Technical Mentoring: Lead and coach the engineering team through pair programming, technical 1-on-1s, and hands-on guidance to elevate overall team competency. 
• Standards Enforcement: Ensure all code adheres to the defined engineering standards, SOLID principles, and design patterns established by the Architects. 
• Code Quality & Review: Conduct comprehensive code reviews to maintain high quality, ensuring the team delivers clean, testable, and maintainable code. 
• Technical Anchoring: Serve as the "go-to" expert for the squad to resolve complex technical blockers and provide clarity on implementation details. 
• Hands-on Development: Direct implementation of critical and complex modules, setting the benchmark for performance and reliability. 
• System Integration: Oversee the technical execution of integrations between full-stack applications and core data layers (Databricks/Neo4j). 
• Delivery Governance: Ensure the squad meets sprint objectives by maintaining a high standard of execution and managing technical debt effectively. 

Preferred Qualifications 

• 8 to 10 years of professional experience in full-stack software development. 
• Proven track record in a Tech Lead capacity, with strong experience in creating Low-Level Designs. 
• Expert-level proficiency in .Net, Spring Boot, and React. 

Role Overview

We are looking for a highly skilled Full Stack Software Developer with expertise in Node.js, TypeScript, React, and JavaScript. The ideal candidate will have strong experience in Object-Oriented Programming (OOP), software engineering methodologies, and Agile practices. You should be comfortable working in a fast-paced, continuous deployment environment and have a passion for building scalable, high-performance applications.

Key Responsibilities

• Test-Driven Development (TDD): Write tests before implementation to ensure code quality.
• Clean & Maintainable Code: Develop self-explanatory, efficient, and well-structured code.
• Frequent Releases: Deploy small, incremental updates frequently.
• Pair Programming: Work collaboratively in pairs to improve efficiency and code quality.
• Peer Reviews: Conduct and participate in code reviews for continuous improvement.
• Full-Stack Development: Handle both frontend and backend, including infrastructure and DevOps pipelines.
• Product Development: Collaborate closely with the product team to roll out new features and fixes.
• Continuous Learning: Stay updated with the latest technologies and best practices.

Required Skills & Experience

• Strong proficiency in:
• Node.js, TypeScript, React, and JavaScript
• Object-Oriented Programming in JavaScript
• Data structures, algorithms, and software engineering methodologies
• Experience in Agile & Extreme Programming (XP)

• Familiarity with:
• Web server ecosystems
• Relational DBMS
• CI/CD tools such as Jenkins, Hudson, and Bamboo
• Web frameworks and frontend technologies
• Complexity analysis and performance optimization
• Server configuration and deployment infrastructure

• Experience using:
• Source control and bug tracking systems
• Writing user stories and technical documentation
• Bonus: Experience with Swift or iOS development is a plus.

Key Responsibilities:

• Develop and maintain scalable and performant full-stack web applications
• Collaborate with UI/UX designers and backend teams to implement responsive, user-friendly interfaces
• Write unit tests using Jest and ensure code quality and reliability
• Develop RESTful APIs using Node.js and NestJS framework
• Utilize Docker Compose for local development and deployment
• Manage and optimize MySQL databases, including views, stored procedures, and performance tuning
• Implement access control mechanisms using identity providers like Okta or Auth0
• Document APIs using tools like SwaggerUI and Postman
• Participate in sprint planning, code reviews, and team stand-ups via JIRA and Confluence
• Use Git for version control and manage merge requests and branches effectively
• Integrate application loggers for monitoring and diagnostics

Must-Have Skills:

• Proficiency in HTML, CSS, SASS/SCSS
• Strong hands-on experience with Angular 18 or higher
• Familiarity with Angular Material or similar UI component libraries
• Experience with Node.js and NestJS 10+
• Working knowledge of Docker Compose
• Strong SQL skills and experience with MySQL
• Understanding of authentication and authorization best practices with Okta, Auth0, etc.
• Comfort using Postman, SwaggerUI, Git, and logging tools
• Familiarity with agile development processes and using JIRA and Confluence

Nice to Have:

• Experience with form builders like Formsite or FormSort
• Knowledge of data encryption best practices
• Prior experience in the public health or POSIT (Public Health Informatics) domain

Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field
• 3–6 years of experience in full-stack development
• Strong communication skills and the ability to work independently in a remote team environment

Availability to work UK shift hours to ensure overlap with the US-based client

Design and develop frontend applications using Angular (v10+).

Build and maintain RESTful APIs using Node.js and Express.js.

Develop and manage MySQL databases including schema design, query optimization, and stored procedures.

Integrate front-end UI with backend services.

Collaborate with product managers, designers, and other developers to deliver high-quality software.

Participate in code reviews, testing, and debugging.

Optimize application performance, scalability, and security.

Write clean, maintainable, and well-documented code.

Follow Agile/Scrum methodologies and contribute to sprint planning and daily stand-ups.

We are a registered broker-dealer and ATS (Alternative Trading System) currently building a revolutionary ecosystem to support the issuance and trading of digital asset securities (tokenized securities and other assets). We envision a future where everything is tradeable and have already constructed the technological foundation on which this thesis can develop.

As an SEC and FINRA- regulated company licensed to conduct business in digital asset securities, we are positioned to bridge traditional finance and the digital future, leveraging technology to improve the capital markets for issuers and investors alike.

The Role

We are looking for a Senior Full Stack Developer (React, NodeJS) to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.

Responsibilities

• Perform hands-on software development, including writing code and unit tests, doing proof of concepts, conducting code reviews, and testing in ongoing sprints

• Work closely with product team and other full stack developers to implement innovative solutions to challenging web development problems

• Participates in system design and specifications, program logic and flow-charting, development, testing, debugging, documentation, and support

• Supports new and ongoing digital defi projects, and integration with clients and vendor platforms

• Provides analysis of problems and recommends solutions

Requirements

• 5+ years of experience working in React and able to demonstrate strong JavaScript knowledge

• 5+ years of experience working with NodeJS

• 3+ years of experience working with PostgreSQL and DynamoDB

• Experience with CI and CD environment and AWS platforms

• Proficiency working with Docker

• Experience writing APIs and securing APIs

• Proficiency working with ECS and EKS

• Strong experience in systems architecture design and development

• Strong experience building single-page web applications

• Ability to efficiently manage and build large, complex web applications

• Strong analytical and problem-solving skills, with good attention to detail

• Self-motivated, ability to work independently

• Ability to use creative thinking to develop innovative solutions to business problems

• Strong project management skills, including the ability to manage multiple projects simultaneously

• Ability to mentor other developers

• Ability to work in a fast-paced team environment

• Develop, test, and deploy fast and scalable web apps
• Assist high-end web applications using , Node JS , Mongo DB , Angular9+
• Responsible for solving complex technical issues and giving quick solutions
• Active in client communication to understand functional requirements
• Assist in design, coding and testing
• Provide quick and simple technical solutions
• Ensure quality projects are delivered within defined timelines
• Maintain database to ensure strong optimization and functionalities
•  Designing and maintenance of fully functional large relational and non-relational databases
• Timely deployment of web apps on the cloud
•  Server management and cloud-based infrastructure
• Establishment and integration of development tools as required
• Identification of application issues when deploying the apps
• App deployment on the cloud along with solving debugging issues
• Coding architecture for frontend and backend
• Building interactive consumer data
• Creating features in apps that have a mobile responsive design
• Testing applications and fixing bugs, along with security and data protection features
• Establish code architecture decisions for supporting scalability and good performance
• Makes use of popular front-end frameworks like Bootstrap, LESS, etc and design UI components
• Participation with developers for the creation of scalable RESTful APIs
• Conducting code reviews of developers

• A Bachelor’s in a related computer science field.
• Expertise and experience in the four main technologies – MongoDB, ExpressJS, Angular, and NodeJS
• Knowledge of HTML/CSS, jQuery, Python, OOPS, UI/UX design, AWS, Git, and design framework, web services, JSON, AJAX, cryptography, and security,
• Experience implementing applications using Angular or React
• Experience creating front end applications using HTML5, Angular, LESS/SASS frontend CSS frameworks like Bootstrap, etc.
• In depth knowledge of NodeJS, ExpressJS or Restify
• Experience implementing applications using Angular
• Hands-on experience with JavaScript Development on both client and server-side
• Experience with modern frameworks and design patterns,
• Experience with cloud technologies also a plus

Job description

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Responsibilities:

• Developing all server-side logic, definition, and maintenance of the central database(s), and ensuring high performance and responsiveness to requests from the front-end & Back-end.
• Addressing architectural problems like scalability, availability, etc., and providing solutions for them.
• Developing Database models, APIs, and processes.
• Developing ideas for new programs, products, or features by monitoring industry developments and trends.
• Understand business requirements and translate them into technical requirements.
• Implement user interface components for JavaScript-based web and mobile applications using the React.js open-source library ecosystem.
• Code debugging and performance testing.
• Dealing with clients associated with different projects.
• Developing new user-facing features using React.js.
• Writing reusable, testable, and efficient code.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance and responsiveness across all devices and browsers.
• Dealing with clients associated with different projects.
• Developing new user-facing features using React.js & Node.js.
• Writing reusable, testable, and efficient code.
• Translating designs and wireframes into high-quality code.
• Optimizing components for maximum performance across a vast array of web-capable devices and browsers.
• Implement user interface components for JavaScript-based web and mobile applications using the React.js & Node.js open source library ecosystem.
• Code debugging and performance testing.

Required Skills:

• Good Experience with Node.js backend development platforms & MongoDB
• Good Experience with JavaScript frameworks and tools such as React.js, Redux, Amber, Web pack, Enzyme, and Flux.
• Understanding of accessibility and security compliance.
• Handling of Asynchronous tasks in frontend and backend both.
• Good to have experience in creating and using Image APIs.
• Prior experience with deployment on AWS and Heroku servers.
• Have good knowledge of Version Control Tools.
• Experience with RESTful APIs
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Bootstrap, HTML & CSS is a must to know.
• Having an understanding of React.js and its core principles is an added advantage.
• Experience with popular React.js workflows (such as Flux or Redux) is an added advantage
• Experience with handling data structures.
• Experience with React.js frontend development platforms.

What we offer:

• A dynamic and collaborative team.
• Tech start-up environment to develop and shape an ambitious business
• Competitive success-oriented remuneration package

• Developer with 3-5 years of well-proven experience in Web UI & middleware REST API development using NodeJS and ReactJS
• Must be well versed with using anonymous functions, Prototypes, Call-back functions, promises in Node JS
• Experience in ReactJS component lifecycle and Redux
• Must be able to create and consume data from REST services.
• Experience in Babel and Webpack
• Must be familiar with Github and GitLab
• Must have strong experience in MYSQL, Postgres relational databases and MongoDB.
• Experience in HTML5, CSS3, SASS, LESS is an added advantage
• Experience in GCP, Azure, AWS cloud technologies is an added advantage
• Familiarity with continuous integration