
Lead Frontend / Fullstack developer
at A Series E, 3.1 Billion $, Bay area Payment company


Senior / Lead Full Stack or Frontend Engineer
Full Time, Permanent
Location: Bangalore (Currently Remote, Post Pandemic you need to relocate)
Hiring for a Series E, 3.1 Billion Dollar rapidly growing organisation focused on payments, marketing and customer loyalty.
- To take ownership of delivering performant, scalable and high quality cloud based software, both frontend and backend side.
- Code reviews.
- Mentoring Team members to develop in line with product requirements.
- Collaborate with Senior Architect for design and technology choices for product development roadmap.
- Thorough knowledge of developing cloud based software including backend apis and react/angular based frontend.
- Thorough knowledge of scalable design patterns and message based systems such as Kafka, RabbitMq, Redis, MongoDB, ORM, Sql etc.
- Experience with AWS services such as S3, IAM, Lambda etc.
- Expert level coding skills in NodeJs,TypeScript,Scala,ReactJs,Angular.
- Eye for user centric mobile first designs on the frontend.
- Experience with hybrid frontends such as react-native, electronJs is a plus.

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What is the role?
We are looking for highly skilled candidates with experience in frontend programming and are comfortable in dealing with backend tools.
Key Responsibilities
- 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 ReactJS 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.
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
- 6 to 9 years of strong design and development experience in building massively large-scale distributed internet systems and products.
- Previous experience working as a React.js Developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Strong experience using a client side MVC framework such as NodeJS, ReactJS, or Redux.
- Experience with user interface design.
- Knowledge of performance testing frameworks including Mocha and Jest.
- Experience with browser-based debugging and performance testing software.
- Experience in responsive design, cross browser compatibility, and website performance.
- Knowledge of frontend CSS frameworks like Bootstrap, Material UI, and preprocessors like SASS and LESS.
- Experience with handling Services, RESTful, APIs (NodeJS preferably).
Who will you work with?
You will be working with top-quality engineers who have built one of the best employee engagement SaaS platforms. You will be reporting to the Engineering Head and working closely with the Architect and other leads.
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact, and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.
We are
Xoxoday is a rapidly growing fintech SaaS firm that propels business growth while focusing on human motivation. Backed by Giift and Apis Partners Growth Fund II, Xoxoday offers a suite of three products - Plum, Empuls, and Compass. Xoxoday works with more than 2000 clients across 10+ countries and over 2.5 million users. Headquartered in Bengaluru, Xoxoday is a 300+ strong team with four global offices in San Francisco, Dublin, Singapore, New Delhi.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We however assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.

What is the role?
We are looking for highly skilled candidates with experience in frontend programming and are comfortable in dealing with backend tools.
Key Responsibilities
- 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 ReactJS 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.
What are we looking for?
An enthusiastic individual with the following skills. Please do not hesitate to apply if you do not match all of it. We are open to promising candidates who are passionate about their work and are team players.
- 6 to 9 years of strong design and development experience in building massively large-scale distributed internet systems and products.
- Previous experience working as a React.js Developer.
- In-depth knowledge of JavaScript, CSS, HTML, and front-end languages.
- Strong experience using a client side MVC framework such as NodeJS, ReactJS, or Redux.
- Experience with user interface design.
- Knowledge of performance testing frameworks including Mocha and Jest.
- Experience with browser-based debugging and performance testing software.
- Experience in responsive design, cross browser compatibility, and website performance.
- Knowledge of frontend CSS frameworks like Bootstrap, Material UI, and preprocessors like SASS and LESS.
- Experience with handling Services, RESTful, APIs (NodeJS preferably).
Who will you work with?
You will be working with top-quality engineers who have built one of the best employee engagement SaaS platforms. You will be reporting to the Engineering Head and working closely with the Architect and other leads.
What can you look for?
A wholesome opportunity in a fast-paced environment that will enable you to juggle between concepts, yet maintain the quality of content, interact, and share your ideas and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at this Company
We are-
Rapidly growing fintech SaaS firm that propels business growth while focusing on human motivation. Backed by Giift and Apis Partners Growth Fund II, Company offers a suite of three products - Plum, Empuls, and Compass. Company works with more than 2000 clients across 10+ countries and over 2.5 million users. Headquartered in Bengaluru, Company is a 300+ strong team with four global offices in San Francisco, Dublin, Singapore, New Delhi.
Way forward
We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. We assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.



- Design and build advanced applications for the Android and iplatforms form on.
- ReactNative
- Collaborate with engineering and cross-functional teams to define, design, and ship
- new features
- Work with outside data sources and APIs
- Unit-test code for robustness, including edge cases, usability, and general reliability.
- •Work on bug fixing and improving application performance
- Continuously discover, evaluate, and implement new technologies to maximize
- development efficiency.
REQUIREMENTS
- Knowledge of developing trends and emerging standards in mobile apps and
- mobile payments
- Excellent technical knowledge of React Native
- Pro with Android and iOS UI design principles, patterns, and best practices
- Good understanding of RESTful APIs and how to connect Android applications to
- back-end services
- You care about quality and you know what it means to ship high-quality code
- Contribute to the design, architecture, and development of apps that are elegant,
- efficient, secure, highly available, and maintainable
- Highly motivated and maintain a positive, “can-do” attitude in an uncertain
- environment
- Follow and help cultivate consistent development best practices.

- Make good engaging user interface
- Integrate apis and make it functional
- Writing tested and documented JS, HTML and CSS
- Perform product analysis and development tasks of increasingly complex nature which may require extensive research and analysis.
- Make design and technical decisions for REACT-JS projects.
- Ensuring high performance
Purpose of Job |
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Job Role |
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Who you are
You will be responsible for: · Building complex, enterprise-transforming applications on diverse platforms and technologies. · Writing and implementing efficient code · Working closely with other developers, QA Teams, UX designers, Business Analysts and Product Owner · Working in different domains and client environments · Documenting standard operating procedures You will get to: · Build custom software using cutting edge technologies and tools · Work with amazing and talented people to make innovative solutions a reality · Work in a dynamic environment where your talent is valued over your job title or years of experience · Travel overseas and work with diverse teams. · Build your own career path |
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Skills/Experience/Qualifications |
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Essential: · Excellent software programming skills with a strong focus on code quality · Excellent problem-solving skills · Excellent creativity skills to help invent new ways for approaching problems and suggest innovative solutions · Strong knowledge of JavaScript, TypeScript and React · Good UI design using HTML and a modern CSS framework such as Bootstrap, Foundation or Semantic UI. · Hands-on experience in analysis, design, coding, and implementation of complex, custom-built applications · Experience with working with AWS specially Lambda, API Gateway, CloudFormation
Desirable: · Knowledge of Amazon Connect · Knowledge of Python, Node.js, Spring Boot · Knowledge of Relational databases such as MySQL, PostgreSQL, SQL Server or Oracle. · Knowledge of software standard methodologies, like Test Driven Development (TDD) and Continuous Integration (CI) · Experience working with, or an interest in Agile Methodologies such as Scrum
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Job Description
- Should be proficient with core object oriented JavaScript
- Ability to build full stack application using React/Node/Mongo or any other DB
- React Js
- Redux
- Bootstrap & Responsive design concept with HTML5/CSS3 ideas
- npm/nvm concept and hands on experience on usage
- Git as version control tool
- Clear idea of REST API and ability to read API docs and integrate independently
About Senrya Technologies Pvt.Ltd. –
We are a full-stack avant-garde product organization with its roots in East India (Kolkata) and expanse in North East, Maharashtra, Gurgaon, Karnataka and has made Kolkata from backwaters of IT to a live-wire hub of innovation. We blend innovation and next-gen technologies with rich experience of more than a decade and undaunted ambition with the primary objective to build highly scalable solutions that will impact a billion lives.
Senrysa group of companies includes three business verticals that contribute to our success story - Fintech, Retailtech, Healthtech. The growth trajectory of Senrysa has been 100% every passing year.
Fintech - We are one of the leading Fintech organization in financial inclusion with innovative ICT solutions. Senrysa Technologies was an early adopter of the India Stack and has pioneered the Aadhaar Enabled Payment System under the flagship of the business correspondent model for masses and has acquired more than 30 million customers till date under this initiative. We take pride in been granted RuPay Certification from NPCI. Senrysa has diversified client base from Public Sector Bank, Private Bank, Regional Rural Bank to Co-operative Banks across India.
Retailtech - NDHGO is an AI-enabled B2B online ordering platform that empowers small and medium businesses to go online in less than a minute thereby offering unorganized retail players a level playing field to compete with organized aggregators. It will also enable them to sell and market their product offerings online with zero commission. We aim to develop a sustainable online ecosystem for the stores and make their presence digitally discernible and accelerate customer engagement with a mobile first approach and simplicity of adoption where retailers can list their products from the NDHGO Catalogue Builder and share the link to their store with customers through WhatsApp and trending Social Media. Please refer attached presentation for a quick overview.
Healthtech
Understanding the dire need for new practices and procedures and to ensure that quality and timely healthcare reaches every corner of India, we are into Healthcare. We are developing the most advanced IoT based telemedicine devices, this would advent smart health practices that would help improve quality, increase access and affordability.
Benefits:
Competitive Package
Esops
Retention Bonus
Joining Bonus
Relocation Bonus
Higly skilled team members with vast knowledge & expertise

Job Type: Full-time
Salary Offer: 3L PA - 5.4L PA
Job Location: Remote for 6-12 months due to the pandemic, then Mumbai, Maharashtra
Required experience:
1-2 years and above experience in developing frontend UIs using HTML5, CSS, Javascript with ReactJS. Candidate must have experience with data binding and state management (Redux/MobX)
Key Skills required :
1. Proficiency in HTML5 development
2. Proficiency in CSS Frameworks like Bootstrap ⅘
3. Strong understanding of Javascript
4. Hands on experience in building and implementing UIs in ReactJs including experience in building components, observables, state management and data binding
5. Strong expertise in building Responsive Websites
6. Experience fixing performance issues using tools like GTMetrix and Pagespeed Insights
7. Working experience in maintaining code versioning by committing to Git repositories
KRAs includes :
1. Understanding the scope of work and arriving at timelines
2. Frontend UI development using Reactjs, HTML5, Javascript and CSS
3. Implementing media queries and following Responsive Web Design principles for responsive websites
4. Implementing state management, databinding and mocking APIs
5. Unit testing prepared web applications and HTML pages
6. Coordinating with the testers to resolve any bugs
7. Reporting on daily and weekly progress
8. Optimization and performance tuning of code





