
Senior Fullstack Engineer (React & ROR)
at India's biggest and the most trusted cryptocurrency exchange
Responsibilities
• Translate business requirements and use cases into functional applications.
• Design, build and maintain efficient, reusable, and reliable Ruby and Golang code.
• Review, test, and verify code for adherence to quality and security standards.
• Ensure the best possible performance, quality, and responsiveness of the applications.
• Help maintain code quality and organization.
• Develop user-friendly web applications using React
• Build marketing-related features
Requirements
• You've got 4+ years of development experience.
• You've worked with frameworks like React, Redux, Webpack, etc.
• You're an expert in Ruby, Golang and Rails framework
• You're an expert in writing background tasks, test-driven development.
• Data-driven product development is kinda your thing.
• You're committed to quality, and your code solves more problems than it creates

Similar jobs
Location: Perungudi, Chennai
We are seeking a talented and motivated Senior Software Developer to join our growing team. This role requires a strong foundation in software engineering principles and proven full-stack development capabilities. You will be responsible for designing, developing, and implementing robust software solutions, including independently designing modules and system integrations.
What You'll Do:
- Design, build, and maintain efficient, reusable, and reliable code across the full stack.
- Independently design software modules, features, and integrations.
- Collaborate with product managers and other engineers to deliver high-quality features.
- Contribute to architectural discussions and advocate for best practices.
What We're Looking For:
- Experience: 3-5 years of professional software development experience.
- Core Skills: Strong understanding of software engineering concepts, data structures, and algorithms.
- Full Stack: Proven experience in full-stack development (e.g., frontend frameworks, backend languages/frameworks, databases, APIs).
- Design: Ability to independently design software components and integrations.
- Collaboration: Excellent communication and teamwork skills.
Nice to Haves:
- Experience with React (Web or Native) development.
- Exposure to Vibe coding.
If you are a passionate software engineer looking to make an impact by building scalable and effective solutions, we encourage you to apply!

Job Title: Full Stack Developer (Node.js + React.js)
📍 Location: Gurgaon (On-site)
🕒 Experience: 5+ Years
🕒 Working Days: 5 Days(Mon-fri)
Job Summary:
We are hiring a passionate and experienced Full Stack Developer proficient in Node.js and React.js for our client. The ideal candidate should have solid experience in designing scalable systems, writing optimized code, implementing role-based access control, handling task prioritization, and building robust web applications.
Key Responsibilities:
- Design scalable user management systems with role-based access and authentication.
- Develop backend services and REST APIs using Node.js.
- Build dynamic and optimized front-end applications using React.js and Redux.
- Handle async operations, task queues, and implement retry and prioritization logic.
- Optimize React components for performance using hooks and memoization.
- Ensure secure and scalable system design with proper error handling and authorization flows.
- Apply JavaScript concepts like closures, event loop, and async patterns in real-world scenarios.
- Collaborate with DevOps for basic CI/CD and deployment processes.
Mandatory Technical Skills:
- Frontend: React.js, Redux, JavaScript (ES6+)
- Backend: Node.js, Express.js
- Authentication & Authorization: JWT, OAuth2, Role-Based Access Control (RBAC)
- Task Management: Async/Await, Promises, Retry Mechanisms
- Database: MongoDB or PostgreSQL
- Version Control: Git
Soft Skills:
- Strong problem-solving and system design skills
- Ability to work independently and in a collaborative team
- Clear communication of technical ideas
- Ownership of tasks and components end-to-end
Focus Areas:
- System Design (User Management, Fault Tolerance, Load Distribution)
- JavaScript Core Concepts (Closures, Scope, Event Loop)
- React Optimization & Hooks
- Node.js Architecture & Async Programming
- Task Prioritization and Retry Logic
- Own and Maintain our interface. Built in Go, React and an event-driven architecture under the hood
- We work with complex data types and relations. Design our database (postgres) and maintain our S3 buckets.
- Build an infra which will work super-fast on cloud servers and runs reliably on-prem
- Develop a user-centric platform by helping us with ruthless prioritization of features
- Have an eye for detail especially when it comes to visual appeal
What you bring to the table
- You have full-stack experience with relevant technologies (Go, React, Typescript)
- You know how to go from 0-to-1
- You have strong communication skills
- You thrive in a collaborative team setting
Job Requirements
- Excellent knowledge of full stack web application development.
- Candidates must have experience on any one of the popular frontend technologies (ReactJs, Angular, Vue.js).
- Candidates must have experience on any one of the popular backend technologies (Node.js, .NET Core, Java).
- Candidates with experience on ReactJS and Node.js would be preferred.
- Excellent knowledge of rest services-based microservice architecture.
- Having knowledge of Docker, Kubernetes and other Devops technologies would be nice to have.
- Experience with architecting highly optimized web based applications.
- Excellent technical, diagnostic, and troubleshooting skills.
- Good understanding of agile software development processes.
Job Responsibilities
- Guide the overall implementation of the solutions and address day-to-day technical issues related to the project.
- Work with cross-functional teams to create a shared vision.
- Educate teams about software development processes.
- Should be able to run teams and keep people motivated throughout the project.
- Ensure the product shapes up as envisioned.
- Own the development/improvement of products and features.
- Own the responsibility for creating a great user experience on the products and features you work on.
- Build features end-to-end: both the user interfaces and the backend APIs.
- Set technical standards and lead the team in building a world-class scalable software development process.
- Lead large-scale design updates and rollouts.
- Partner with infrastructure engineers to scale the product.
- Investigate state-of-the-art frameworks and tooling to build our next-generation architecture.
- Guide and mentor junior team members
- 8+ years of relevant front-end development experience, previous start up experience is highly desirable.
- Experience building, running, and debugging single-page apps in a modern JavaScript framework.
- Demonstrated knowledge of React, Redux and CSSAbility to work independently as well as cross-functionally with other engineering teams and product.
- Tech Lead / Management experience.
- Experience with full-stack development.
- Experience with building APIs using spring boot.
- Experience with front-end test frameworks (Jasmine/Mocha/Jest)
- Exposure to mobile platforms
- LAMP Stack
- Laravel Framework
- HTML Framework
- Bootstrap
- Javascript Framework
- Ionic Framework - Capacitor for making hybrid mobile app
- E-Commerce frameworks
- SQL
- Payment Gateway
Skills:
- Familiarity with PHP and popular CMSs such as WordPress, Joomla
- Good working knowledge of Database concepts
- High quality & optimized code
- Strong knowledge of JSON & the REST API is an added advantage
Requirements:
- Minimum 1 to 3 years of experience
- Good communication
- Willingness to learn new technology
- Analytical skills
- Team player
- Quick & Independent-learner
- Problem-solving skills
Software Architect
Symbl is hiring a Software Architect who is passionate about leading cross-functional R&D teams. This role will serve as the Architect across the global organization driving product architecture, reducing information silos across the org to improve decision making, and coordinating with other engineering teams to ensure seamless integration with other Symbl services.
*Symbl is seeking for a leader with a demonstrated track record of leading cross-functional dev team, you are fit for the role if *
- You have a track record of designing and building large-scale, cloud-based, highly available software platforms.
- You have 8+ years of experience in software development with 2+ years in an architect role.
- You have experience working on customer-facing machine learning implementations (predictions, recommendations, anomaly detection)
- You are an API first developer who understands the power of platforms.
- You are passionate about enabling other developers through your leadership and driving teams to efficient decisions.
- You have the ability to balance long-term objectives with urgent short-term needs
- You can successfully lead teams through very challenging engineering problems.
- You are domain Expertise in one or more of: Data pipelines and workflow, telephony systems, real time audio and video streaming machine learning.
- You have bachelor's degree in a computer science-related field is a minimum requirement
- You’ll bring your deep experience with distributed systems and platform engineering principles to the table.
- You are passionate about operational excellence and know-how to build software that delivers it.
- You are able to think at scale, define, and meet stringent availability and performance SLAs while ensuring quality and resiliency challenges across our diverse product and tech stacks are addressed with NodeJs as mandatory, Java, Python, Javascript, ReactJS with intersection with ML platform + open source DBs.
- You understand end-user use cases and are driven to design optimal software that meets business needs.
Your day would look like:
- Work with your team providing engineering leadership and ensuring your resources are solving the most critical engineering problems while ensuring your products are scalable, performant, and highly available.
- Focused on delivering the highest quality of services, and you support your team as they push production code that impacts hundreds of Symbl customers.
- Spent time with engineering managers and developers to create and deliver critical new products and/or features that empower them to introduce change with quality and speed.
- Made sure to connect with your team, both local and remote, to ensure they are delivering on engineering and operational excellence.
*Job Location : Anywhere – Currently WFH due to COVID
Compensation, Perks, and Differentiators:
- Healthcare
- Unlimited PTO
- Paid sick days
- Paid holidays
- Flexi working
- Continuing education
- Equity and performance-based pay options
- Rewards & Recognition
- As our company evolves, so do our benefits. We’re actively innovating how we support our employees.
- Must have good hands-on experience on WordPress
- Should able to edit WordPress plugins
- Well versed with HTML, CSS, Java script, PHP
- experience in phpMyAdmin, MySQL, MariaDB
- SSO, oauth2 website integration will be added advantage
- Good communication skills, should able to demonstrate website features
- Good work ethics, professionalism, team player







