Senior Front-End Product Engineer (React, Next.js, UI/UX)

Frontend Engineer – Admin Console & Workflow Studio

Responsibilities

• Build responsive UI in React / TypeScript / Tailwind CSS.
• Implement a visual workflow composer (drag-and-drop DAG builder).
• Integrate data from telemetry, governance, and Kernel APIs into rich dashboards.
• Optimize for accessibility, performance, and enterprise responsiveness.

Requirements

• 4 + years frontend engineering.
• Deep experience with state management (Redux / Zustand) and API integration.
• Eye for UX and interaction design for technical admin users.

Company

Stackera is a leading Fintech Development Services company located in Pune. We are dedicated to delivering quality and innovative solutions to our clients with seamless service.

About the Role

We are looking for a Frontend Developer who is highly skilled in Next.js and modern JavaScript frameworks to join our frontend engineering team. This role is ideal for someone who is passionate about building user-friendly interfaces that are fast, responsive, and scalable.

You’ll be working on high-impact fintech products that require both technical excellence and creative thinking. Your work will directly influence user experience and engagement across a range of web applications, including financial dashboards, analytics platforms, and client portals.

What You’ll Do

• Design, develop, and maintain modern web applications using Next.js, React.js, and associated technologies.
• Collaborate with cross-functional teams including backend developers, UI/UX designers, and product owners.
• Translate UI/UX design wireframes into high-quality code with pixel-perfect accuracy.
• Build responsive, accessible, and cross-browser compatible components.
• Optimize application performance for speed, scalability, and usability.
• Integrate front-end logic with RESTful APIs and real-time systems (e.g., WebSockets).
• Write clean, reusable code and maintain clear documentation.
• Participate in sprint planning, daily stand-ups, and code reviews to ensure continuous improvement.
• Ensure security best practices in frontend implementation.

Required Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• 5+ years of hands-on experience in frontend development using Next.js and React.js.
• Proficient in Redux, Hooks, Context API, and component-based architecture.
• Solid understanding of HTML5, CSS3, JavaScript (ES6+), and responsive design principles.
• Experience building high-performance web applications with real-time data updates.
• Familiarity with frontend testing frameworks like Jest, Cypress, or similar.
• Ability to work in an agile environment with CI/CD processes.

Preferred (Good to Have)

• Exposure to Web3 technologies
• Experience with Ethereum, Solana, or other blockchain ecosystems.
• Understanding of containerized deployment using Docker.
• Familiarity with CI/CD tools like GitHub Actions, Jenkins, or GitLab CI.

What We Offer

• A collaborative and supportive team environment
• Exposure to cutting-edge projects in fintech and emerging tech
• Freedom to innovate and bring ideas to life
• Competitive compensation and performance-based growth
• Flexible work hours and focus on work-life balance

Opportunity Summary

We are looking for an enthusiastic engineer with experience building Salesforce AppExchange apps to lead the development of Salesforce connectors for our marketing technology products.

What would you do?

·      Take a lead role in the design and implementation of Shopify connectors for our marketing products.

·      Collaborate with stakeholders in establishing application requirements, determining features, creating customer-friendly solutions, and determining support needs and performance requirements. 

·      Plan, design, develop, test, and deploy software to satisfy these requirements. 

·      Work according to the agile programming application development methodology adhered to including test-first, iterative development, and continuous re-prioritization.  

·      Support the maintenance of our hosted technology solutions. 

·      Work with other team members in accomplishing group objectives and participating in code reviews. 

·      Ensure timely and robust implementation of the company’s development plans.

·      Ensure that all relevant parties are kept up to date on progress of projects and give feedback on an ongoing basis. 

·      Contribute to the review, selection, and adoption of proprietary tools and technologies. 

·      Use specialist knowledge and experience of information technology to provide technical advice and vision.

Technical Skills

The following skills are needed for this role.

Experience

·      3+ years’ experience in web application design and development 

·      Bachelor’s Degree in relevant discipline or equivalent experience 

Primary Skills

·      Strong background in Front-end technologies – HTML, CSS, JavaScript, React, Angular, etc. 

·      Experience with node.js

·      An understanding of User Experience and a background in building intuitive interfaces. 

Secondary Skills (nice to have)

·      Experience with Shopify integrations.

·      Experience building native apps for other platforms.

·      Experience with Salesforce APEX, VisualForce, SOQL, etc.

·      AWS ecosystem and tools, particularly developing for serverless environments. 

·      Any experience with other languages will be beneficial.

Soft Skills

·      Thrives collaborating in a team environment with a diverse range of people.

·      Passionate about delivering an amazing customer experience.

·      Able to have a change of mind, and able to change the minds of others.

·      Writes clearly and concisely.

·      Capable of working without a company office, with a fully remote team.

Growth Skills

·      Possesses a good work ethic; a self-starter with a desire to grow.

·      Always looking for better ways to get the job done.

We are looking for a highly motivated individual that can help us solve interesting and complex problems for our clients. You will be working closely with product and engineering teams based out of the USA, Europe, and India to build proof-of-concepts, validate strategic architecture decisions, and develop modern and scalable solutions. We firmly believe that your success is our success, and we are willing to take a stake in that.

About Altir

Altir is a product engineering company that builds top-notch software products for very select companies across various industries and stages of their lifecycle. We help start-ups to Fortune 500 companies nurture and transform validated ideas into successful products by amalgamating efficient business & technology strategy, development, and engineering capabilities. We are a team of entrepreneurs, engineers, product leaders, and designers who are builders and systems thinkers coming from some of the most iconic technology companies like Microsoft, Accenture, Apple, Google, and Salesforce. We exercise thorough attention to detail at every stage – from product exploration to delivery, integrating technology, automation, and our teams' expertise into the mix. We infuse our prowess from the consumer and enterprise worlds into every client's business. Our customers work with us to be their force multipliers, disrupters and to help them create unfair advantages.

Hailing from some of the world’s most innovative technology companies, we’re a team of seasoned entrepreneurs and makers. We’ve learned what it takes to build paradigm-shifting technology and companies, but we learned it the hard way. That’s why we created Altir - to be disruptive by design. By generating a suite of knowledge resources, category-defining playbooks, and reusable technology components, we’ve productized the launch and scale of transformational companies for maximum impact.

Company Link:

http://www.altir.co

Requirements

*5-10 years of software engineering experience with at least 4 years of experience in react.

*Programming languages (Typescript, JavaScript, Reactjs , redux)

*Creating fluid visual interactions. Developing and implementing mobile user experience patterns.

*Developing and maintaining iOS/Android applications from the requirements to the App Store.

Unit Test (Jest, Mocha), software design patterns and data structures.

*Excellent leadership, stakeholder management and program management skills.

*Successful experience in a properly functioning agile team would be extremely advantageous.

Required

*Design and develop user interface components using React.js This includes creating reusable components and front-end libraries for future use.

*Optimize components for maximum performance across a vast array of web-capable devices and browsers.

*Redux for state management.

*React JS developers should be proficient in modern web development.

*Implement automated testing platforms and unit tests.

*Develop and maintain user interfaces using React.js.

Must have

*Strong understanding of web technologies, including HTML, CSS, and JavaScript

*Experience with code migration and refactoring

*Strong problem-solving skills and ability to troubleshoot technical issues

*Excellent communication skills and ability to work collaboratively with cross-functional teams

*Strong attention to detail and ability to deliver high-quality code

*Ability to work in a fast-paced, dynamic environment

Benefits

*Participation in profit sharing

*Parental leave

*Opportunity to travel and work with our global team

*Flexible PTO and work timings

*Premium health insurance

*Teammate recognition awards

*Company get together, off sites and events

Designation: React.js Developer (Frontend)

Department: Software Engineering Team

Location: Bangalore

Qualification: Any Computer (Graduate or Post Graduate)

Experience: 5+ years of relevant experience in developing and implementing user interface components using React.js concepts and workflows (Redux, Flux, and Webpack).

Responsibilities:

1. Developing and implementing highly-responsive user interface components using React concepts.
2. Developing and implementing front-end architecture to support user interface concepts.
3. Building reusable components and front-end libraries for future use
4. Optimizing components for maximum performance across a vast array of web-capable devices and browsers
5. Monitoring and improving front-end performance.
6. Prepare technical documentation
7. Collaborate with UX/UI designers to implement design into the code
8. Coach junior team members
9. Implement software enhancements and suggest improvements

Skills Required:

1. Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model
2. Thorough understanding of React.js and its core principles
3. Experience with popular React.js workflows (such as Flux or Redux)
4. Preferred to have experience in Javascript, CSS, HTML, and Photoshop (any wireframing tool)
5. Knowledge of isomorphic React is a plus
6. Familiarity with RESTful APIs
7. Familiarity with React Native, NodeJS is a plus
8. Knowledge of modern authorization mechanisms, such as JSON Web Token
9. Good communication skills. Ability to understand business requirements and translate them into technical requirements
10. Good understanding of computer science fundamentals - data structures, algorithms, memory management, performance.
11. Enjoys coding and problem solving
12. Familiarity with code versioning tools (such as Git, SVN, and Mercurial)

Salary: Upto 18LPA (Negotiable)

IMMEDIATE JOINING PREFERRED!

Interview Kickstart is one of the leading platforms helping Software Engineers prepare for tough technical interviews. Over the last 5 years we have helped over 3000 engineers Nail the toughest technical interviews on the planet. We are successful, profitable, and have a vision of building the world's largest Career Upleveling platform. 

We are looking for top-notch, motivated engineers to come join our growing team at IK.

Who you are

• You have 2 - 7 years experience.
• You love the buzz of a highly productive and fast moving team.
• Strong product and design sensibilities and an obsessive attention to detail.
• You have a get-things-done attitude and deep empathy for users and fellow teammates.
• You can write testable, maintainable code that’s easy to understand.
• You love coding and look forward to taking on complex, abstract features.
• You don't care about front end, backend kinda titles. You like working anywhere in the "stack".
• You are looking to grow fast with a company that's on a rapid growth path.

What will excite us

• Previous startup experience or experience being part of early teams.
• Experience with the Django & Python universe.
• Experience with both Relational and NoSQL DBs.
• Competitive Programming experience.
• A keen desire to problem solve, brainstorm and debate during the interview.

What will excite you

• Complete ownership
• Experiment, fail and learn.
• High pedigree, high caliber team.
• Contribute to every area of our business. Have a real impact with your work.
• Top of the line compensation.

Requirements

• 3+ years of experience developing modular front-end components using HTML, CSS, JavaScript/Jquery, JSON and micro formats.
• 2+ years of experience in React.
• Played with Webpack and Modular architecture.
• Solid understanding of user-centered design principles.
• Experience in cross-browser compatibility.

Our interview process is designed to help you show the best version of yourself. Once your candidature is finalized, we'll send you a short video explaining the interview process.

Look forward to speaking with you soon!