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Erode | Expertini

Urgent! Full Stack Engineer Job | Yaper

Full Stack Engineer



Job description

Company Description

Yaper is an innovative platform that transforms credit card usage by helping individuals turn liabilities into assets.

Through strategic management of credit cards, Yaper empowers users to generate secondary income streams.

With a user-focused approach, Yaper aims to revolutionize personal finance and financial freedom for its growing user base.


Role Description

This is a full-time on-site role for a Full Stack Engineer based in Gurugram.

In this role, you will be responsible for both front-end and back-end development, ensuring seamless integration and functionality of Yaper’s platform.

You will work on software development tasks, troubleshoot issues, write and test code, and collaborate with cross-functional teams to deliver optimal user experiences.

This position requires hands-on involvement in creating responsive and efficient applications that align with our mission to enhance financial literacy and independence.


Role Overview

We’re hiring a Full Stack Engineer with 2–3 years of experience to build and scale our next-gen fintech and commerce systems.


 You’ll work directly with our founding and product teams to design, develop, and deploy features that impact thousands of users.


Your Responsibilities

  • Build and maintain end-to-end features across frontend and backend.
  • Develop dynamic and responsive UIs using React Native (Expo) and JavaScript/CSS.
  • Architect scalable APIs using Ruby on Rails.
  • Ensure system stability, reliability, and scalability.
  • Integrate third-party services (Meta, Google Analytics, WebEngage, Branch, Bedrock, etc.).
  • Use AWSDocker, and Sentry for deployment, monitoring, and debugging.
  • Collaborate with designers, PMs, and stakeholders for high-speed execution.
  • Write clean, modular, testable code — and care about the product as much as the code.


Tech Stack


Frontend: JavaScript, CSS, React Native (Expo)

 Backend: Ruby, Ruby on Rails

 Database: PostgreSQL, ElasticSearch

 Hosting: AWS

 Tools & Infra: GitHub, Sentry, Docker

 Integrations: Meta, Google Analytics, WebEngage, Branch, Bedrock, AI


What We’re Looking For

  • 2–3 years of professional Full Stack experience.
  • Strong grasp of Ruby on Rails and React Native.
  • Working knowledge of PostgreSQLElasticSearch, and AWS.
  • Problem-solving mindset and attention to performance.
  • Solid understanding of API architecture and CI/CD pipelines.
  • Ownership mentality — we love builders, not executors.
  • Bonus: prior app development or AI integration experience.


Personal Skills We Value

  • Communication with stakeholders
  • Time management & reliability
  • Hustle culture mindset — ship fast, improve faster
  • Analytical & problem-solving ability
  • Focus on stability and scalability


Perks & Benefits

  • Flexible working hours
  • Lenient leave policy (no fixed leaves — task delivery matters most)
  • Annual team outing
  • Major control over projects
  • Competitive compensation
  • Fast learning environment with real product impact.


Use this HACK to Get Noticed


Want to skip the line?

Solve this logic puzzle before applying


Question: What comes next in this sequence?


 1, 2, 6, 21, 88, 445,?


Hint: It’s not just addition or multiplication — look at how each term relates to its position.


How to Apply

Send your resume, GitHub, or project links to hr@yaper.co


Use only the correct answer to the above questions as your email subject line — nothing else.

  • That’s how we’ll know you’re detail-oriented enough to join our team


Required Skill Profession

Computer Occupations



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