We're seeking a skilled Front-end Lead Engineer to lead an ongoing production-ready enterprise project and contribute to code while leading the frontend team. If you're adept at creating user-friendly products and eager to work with cutting-edge tech in a growing company, we want to hear from you. We value an entrepreneurial mindset and passion for technology in our team members.
Experience: 5+ Year
Working Time: 12.30 PM to 9.30 PM
- Front-End Development: Develop and maintain front-end components for our applications using React.js, Material UI, TypeScript, React Hook Form, and React Query.
- Collaboration: Work closely with Back-End, Business, and Design teams, as well as other Front-End developers to align efforts and successfully bring solutions to market.
- Quality Assurance: Ensure all work is properly stored, maintained, and developed on the company's network, servers, and other tools. Ensure that the code adheres to established quality standards and best practices.
- Prototyping and Development: Develop prototypes, software applications, systems, and solutions for business problems using the latest tools, open-source technologies, software applications and systems, cloud-based applications, and programming languages such as Java, C++, C#, SQL, and other languages.
- Full Lifecycle Development: Participate in the full lifecycle development of applications and complex systems, including coding standards, code reviews, source control management, build processes, testing, and operations, while maintaining the best possible performance, quality, and responsiveness of such systems and/or applications.
- Agile Development: Contribute to the development and implementation of an efficient and effective solution delivery system. Utilize tools like Jira to establish trackable timelines and measurable impacts on company productivity, ensuring adherence to agile methodologies.
- Security: Ensure the confidentiality and integrity of company materials, programs, issues, business strategies, and solutions; report suspected information security violations or breaches.
- Architecture and Design: Assist in building the architecture and design of critical databases and user interfaces for use by the company, its expert network, and clients.
- Troubleshooting: Troubleshoot software applications and systems, identifying bottlenecks, bugs, and defects, and devising solutions to mitigate and address such issues as they arise.
- Compliance: Ensure that software is developed to meet functional, non-functional, and compliance requirements, maintaining continued quality, organization, and automation.
Requirements
- Bachelor's degree in Computer Science or related field.
- 5+ years of professional experience in front-end development.
- Strong proficiency in React.js, Material UI, TypeScript, React Query, and React Hook Form.
- Experience with monorepo development, Nx knowledge is a plus.
- Excellent problem-solving and communication skills.
- Ability to collaborate effectively in a team environment.
- Experience with agile development methodologies and ceremonies
Benefits
- Gain real-world experience in corporate functioning.
- Learn to collaborate with diverse teams and meet deadlines in a professional environment.
- Access various learning and development programs to explore your passion.
- Work in a fast-paced, rapidly expanding tech team undergoing a revamp, with exposure to advanced technology and tools relevant to your role

About Sublime Data Systems Private Limited
About
Home | Sublime Data Systems
Sublime Data Systems Private Limited, is a custom product development company based out of Ahmedabad, providing customized and scalable software solutions as dedicated and extended tech partners for Start-ups/ entrepreneurs across the USA & UK.
What do we do?
- We proudly solve the biggest problems encountered by start-up founders, entrepreneurs, and enterprises. Sublime Data Systems offers the most innovative IT solutions to clients with an objective to bridge the gap between brilliant and creative Digital Solutions and Clients
- Started in 2017, Sublime has achieved 200% growth with 15+ tech domain specialists working tirelessly; supported by an all-time energetic Sales and Marketing team!
- We are working with leading industries like Legal, Fintech, HealthTech, Edutech Media, and HR industries which are being used by Fortune 50 companies and have raised in total of 400mn USD funding till date in total
- We've completed projects for 50+ customers in 12+ countries working hand-in-hand with them to bring their visions to life, digitally
Perks of joining us?
- Positive work environment
- Remote work option
- Encourage and sponsor for learning and development programs
- Chance to work with advanced technology
- Opportunity to reveal a hidden talent
Connect with the team
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As a Frontend Developer, your responsibilities will include:
- Developing new user-facing features using React.js and integrating with backend services.
- Building reusable components and front-end libraries for future use.
- Translating designs and wireframes into high-quality code.
- Optimizing components for maximum performance across a broad spectrum of web-capable devices and browsers.
Key Performance Indicators:
- Efficiency and quality of the code developed.
- Adherence to project timelines and delivery milestones.
- Positive stakeholder feedback on usability and design.
- Continuous improvement and adoption of best practices in frontend development.
Prior Experience Required:
- Minimum 3+ years of experience in frontend web development.
- Proficient in JavaScript, including DOM manipulation and the JavaScript object model.
- Extensive experience with React.js and its core principles.
- Strong proficiency in HTML5, CSS3, and modern frontend development tools.
- Experience with popular React.js workflows (such as Redux).
- Familiarity with newer specifications of EcmaScript.
- Experience with data structure libraries (e.g., Immutable.js).
- Good understanding of RESTful APIs and modern authorization mechanisms (e.g., JSON Web Token).
- Good to have: Experience with TypeScript and Next.js.
Location:
Hyderabad
Collaboration:
The role involves working closely with backend developers, UI/UX designers, and project managers to deliver seamless, high-quality web applications.
Salary:
Competitive, based on experience and market standards.
Education:
- Bachelor's degree in Computer Science, Information Technology, or a related field.
Language Skills:
- Strong command of Business English, both verbal and written, is required.
Other Skills:
- Excellent problem-solving skills.
- Looking for perfection in development
- Taking Ownership and Accountability in a fast-paced environment.
- Proficiency in code versioning tools, such as Git.
- Knowledge of modern frontend build pipelines and tools.
- Experience with responsive and adaptive design.
Additional Requirements:
- Portfolio of previous projects that demonstrates expertise in frontend development.
- Familiarity with agile methodologies.
- Strong teamwork skills, with the ability to collaborate effectively with colleagues and clients across diverse teams.
Employer:
About RaptorX
RaptorX is a fintech startup focused on redefining fraud detection and prevention in real time for banks, financial institutions, and digital platforms. Backed by top-tier investors, including senior technology leaders from Google, Microsoft, and Peak XV Partners, RaptorX leverages advanced AI models for anomaly detection, and high-throughput architecture to stay ahead of sophisticated fraud patterns.
What you’ll be doing
- Lead the development of our platform’s front end.
- Work with the product and design teams along with the founders to build new product features from start to finish: through conception, research, implementation, and maintenance.
- Work closely with founders and internal/external stakeholders to build products, tools, and services from scratch and deliver high-quality software solutions.
- You'll leverage your frontend knowledge to help improve performance and reliability, and polish existing features.
- Share your technical expertise to help the team make thoughtful and scalable design decisions and identify performance bottlenecks to troubleshoot quickly.
- Manage product development priorities, deadlines, and deliverables.
- Ensure high-performant and responsive web applications and websites.
Skills & Qualities we’re looking for
- Bachelor’s/Master’s degree in Computer Science (or equivalent experience).
- 2-4 years of experience as a frontend developer (rare exceptions for highly skilled developers) at a fast-paced, preferably early / growth stage start-up.
- You're familiar with HTML, CSS, Javascript, and a React-like UI framework.
- Knowledge of codebases and version control systems (Git).
- You have experience debugging performance issues with UI in modern browsers across multiple platforms.
- Well-versed with SQL database design & RDBMS concepts.
- Strong arithmetic reasoning, logical and analytical thinking skills.
- Strong knowledge of code quality maintenance and performance analysis.
We are seeking a talented and experienced Frontend Developer to join our on-site team full time. As a Frontend Developer, you will be responsible for developing user-friendly, responsive and high-performance web applications.
Responsibilities:
- Develop responsive and user-friendly web applications.
- Collaborate with designers and other developers to implement visual designs and user interface elements.
- Optimize web applications for maximum speed and scalability.
- Write clean, maintainable and reusable code.
- Participate in code reviews and ensure code quality.
- Troubleshoot and debug issues as they arise.
- Stay up-to-date with emerging trends and technologies in frontend development.
Requirements:
- 1 year of experience as a Frontend Developer.
- Proficient in HTML, CSS, and JavaScript.
- Familiarity with modern frontend frameworks like React, Nextjs.
- Experience with CSS preprocessors like Sass or LESS.
- Knowledge of responsive web design and cross-browser compatibility.
- Understanding of version control systems like Git.
- Ability to work in a collaborative environment.
- Excellent problem-solving and analytical skills.
If you are a self-starter who is passionate about frontend development and looking for a challenging opportunity, please apply with your resume and a cover letter explaining your experience and why you are the best fit for this role. This is an on-site, full-time position.
We are looking for a great JavaScript developer who is proficient with React.js. Your primary focus will be on developing user interface components and implementing them following well-known React.js workflows (such as Flux or Redux). You will ensure that these components and the overall application are robust and easy to maintain. You will coordinate with the rest of the team working on different layers of the infrastructure. Therefore, a commitment to collaborative problem-solving, sophisticated design and quality products is important.
Responsibilities
-
Developing new user-facing features using React.js
-
Building reusable components and front-end libraries for future use
-
Translating designs and wireframes into high-quality code
-
Optimizing components for maximum performance across a vast array of web-capable devices and browsers
Skills
-
Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
-
Thorough understanding of React.js and its core principles
-
Experience with popular React.js workflows (such as Flux or Redux)
-
Familiarity with newer specifications of EcmaScript
-
Experience with data structure libraries (e.g., Immutable.js)
-
Knowledge of isomorphic React is a plus
-
Familiarity with RESTful APIs
-
Knowledge of modern authorization mechanisms, such as JSON Web Token
-
Familiarity with modern front-end build pipelines and tools
-
Experience with common front-end development tools such as Babel, Webpack, NPM, etc.
-
Ability to understand business requirements and translate them into technical requirements
-
A knack for benchmarking and optimization
Levelup11 is a Fantasy Gaming Startup, which aims to entertain the people not with Cricket, Football, Kabaddi but Horse Racing . Levelup11's vision is to make accessible the elite game of Horse Racing to masses of tier 2 and tier 3 users
We are growing and looking to expand our team in backend, frontend , UI/UX.
We are looking for dynamic folks for our Frontend development, who are passionate to work in Game Tech Startup
Frontend Developer:
- Meeting with the development team to discuss user interface ideas and applications.
- Reviewing application requirements and interface designs.
- Identifying web-based user interactions.
- Developing and implementing highly-responsive user interface components using React concepts.
- Writing application interface codes using JavaScript following React.js workflows.
- Troubleshooting interface software and debugging application codes.
- Developing and implementing front-end architecture to support user interface concepts.
- Monitoring and improving front-end performance.
- Documenting application changes and developing updates.
Your primary focus will be developing web applications and components. You'll implement them with the React.js framework, following generally accepted practices and workflows. You will ensure that you produce robust, secure, modular, and maintainable code. You will coordinate with other team members, including backend developers and UX/UI designers. Your commitment to team collaboration, good communication, and a quality product is crucial.
Day-to-day responsibilities include:
1. Developing new user-facing features using React.js and workflows like Redux.
2. Building reusable components and front-end libraries for future use.
3. Translating designs and wireframes in high-quality code.
4. Optimising components for maximum performance across a vast array of web-capable devices and browsers.
5. Integrating APIs for complete functionality.
6. Write technical documentation.
Responsibilities include:
1. Experience developing desktop and mobile applications for a minimum of 2 years.
2. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
3. Thorough understanding of React.js and its core principles
4. Should have experience with Redux and respective middlewares (eg. redux-thunk or redux-saga)
5. Familiarity with RESTful APIs
6. Knowledge of modern authorization mechanisms, such as JSON Web Token
7. Familiarity with modern front-end build pipelines and tools
8. Ability to understand business requirements and translate them into technical requirements
9. Knowledge of D3.js would be plus
Skills Required: HTML/CSS, Javascript, React.js, Redux.
Required Experience: 2 - 4 year of experience
- Build responsive web-pages
- Experience in Javascript, jQuery, CSS, HTML5
- Expert in JavaScript who can build up a JavaScript framework from scratch.
- Possess good knowledge in front-end performance tuning.
- Understands how to use the page speed tool and tackle on issue based on its suggestions.
- Consume REST API's provided by the backend team
- Experience in some modern JavaScript framework like easyUI or reactJS would be a plus

Job Description
Expert JavaScript developer with exposure working in building products from scratch
Hands on experience working on TypeScript, ES5, ES6, HTML 5, CSS 3, JQuery and writing cross- browser compatible code
Proficient in implementing front-end of applications using Angular (JS and above) and / or ReactJS
Good knowledge of MVC, OOPS concepts, Web Development Concepts
Work experience in Node.JS will be major plus
Experience with the hybrid mobile app framework such as PhoneGap, Ionic, React Native would be an added plus
Experience with RESTful services
Experience in JavaScript build tools such as web-pack /gulp
Familiar with testing frameworks (such as Jasmine) and Test runner framework (such as Karma)
Thorough understanding of the responsibilities of the platform, database, API, caching layer,proxies, and other web services used in the system
Critical thinker and problem-solving skills
Team player
Good time-management skills
Great interpersonal and communication skills
Responsibilty
Your specific duties in this role will include:
Responsible for the front end/UI development for of the web-based and mobile-based application
Responsible for communicating with clients
Responsible for communicating with Designing Team and Team Manager
Responsible for Requirement Analysis
Responsible for mentoring junior front-end developers
Responsibilities
- Developing new user-facing features using ReactJS
- Building reusable components and front-end libraries for future use
- Translating designs and wireframes into high quality code
- Optimizing components for maximum performance across a vast array of web-capable devices and browsers
- Understand business requirements and translate them into technical requirements
- Building robust applications that can handle both unexpected errors and heavy load
- 3+years experience in Reactjs
- Strong proficiency in JavaScript and Typescript
- Strong Knowledge of Redux/React Context/Hooks
- Strong Knowledge of frontend end technologies such as HTML/CSS
- Experience developing with responsive applications
- Knowledge of modern authorization mechanisms, such as JSON Web Token
- Familiarity with modern front-end build pipelines and tools like Webpack or Create React App
- Familiarity with Git
Learn from the best: Learn from leaders who have built Comm100 from ground up. Work under other engineers who handle different layers of the infrastructure.
Work in a data-driven team: Understand the importance of validating assumptions about user behaviour. Use various types of testing to ensure we're right (or discover where did we go wrong). Utilize data collection, enrichment, analytics, and visualizations to improve our systems.
WHO YOU ARE
To be successful in this role, you'll need to have the following skills:
Love for coding: A fanatic about writing beautiful and scalable code.
Sense of analytics: Strong analytical and troubleshooting skills. Should be resourceful, innovative, and inventive.
Dynamic: Should be comfortable in dealing with lots of moving pieces. Have exquisite attention to detail and are comfortable learning new technologies and systems.
Team player: Knack for influencing without being authoritative. Pitch in wherever the team needs help, from writing blog posts to supporting customers.
Accountability: High sense of ownership for your code and relentlessness to deliver projects with high business impact.
KEY SKILLS
- Strong computer system analysis and design skills in current methodologies and patterns including vanilla JavaScript,
- Rich experience with ReactJS, Redux, React Native, or similar library/tools.
- Obsessed with WPO (Web Performance Optimization) and web/mobile performance analysis.
- Familiar with web security, SEO, accessibility, and internationalization.
- Experience with W3C standards, HTTP protocol and web browsers.
- Experience with common tools such as front-end compilation, construction, testing, etc. (Babel, Rollup, Webpack, Jasmine, etc.)







