11+ Data manipulation Jobs in Mumbai | Data manipulation Job openings in Mumbai

Job Responsibilities:

Excellent problem solving and analytical skills - ability to develop hypotheses,

understand and interpret data within the context of the product / business -

solve problems and distill data into actionable recommendations.

 Strong communication skills with the ability to confidently work with cross-

functional teams across the globe and to present information to all levels of the

organization.

 Intellectual and analytical curiosity - initiative to dig into the why, what & how.

 Strong number crunching and quantitative skills.

 Advanced knowledge of MS Excel and PowerPoint.

 Good hands on SQL

 Experience with in Google Analytics, Optimize, Tag Manager and other Google Suite tools

 Understanding of Business analytics tools & statistical programming languages - R, SAS, SPSS, Tableau is a plus

 Inherent interest in e-commerce & marketplace technology platforms and

broadly in the consumer Internet & mobile space.

 Previous experience of 1+ years working in a product company in

a product analytics role

 Strong understanding of building and interpreting product funnels.

Perquisites & Benefits:

 Opportunity to work with India's no.1 crowdfunding platform

 Be a part of a young, smart and rapidly growing team with management from Ivy League and Premier colleges

 Competitive compensation and incentives

 Fun, casual, relaxed and flexible work environment

• 5+ years of experience
• FlaskAPI, RestAPI development experience
• Proficiency in Python programming.
• Basic knowledge of front-end development.
• Basic knowledge of Data manipulation and analysis libraries
• Code versioning and collaboration. (Git)
• Knowledge for Libraries for extracting data from websites.
• Knowledge of SQL and NoSQL databases
• Familiarity with RESTful APIs
• Familiarity with Cloud (Azure /AWS) technologies

Backend Developer

*       You will be expected to develop and maintain large-scale complex backend web applications.

*       You will be expected to rapidly learn and apply relevant new technologies.

*       You will be having a high level of interaction with business and product stakeholders.

*       You will be working on the entire web application stack, which includes:

-          Web server hosting

-          RESTful / RPC communication

-          Message brokering

-          Backend application layer, which includes the service and domain layers

-          Data layer for persistence or caching

*       You will be participating in an agile software development cycle, which includes:

-          Design

-          Development

-          Code Review

-          Unit and Integration Testing

-          Deployment

*       You will be exposed to the following technologies:

-          Web application frameworks: Ruby on Rails, Node.js, Java Play, Vert.x, AIOHTTP, AWS Lambda

-          Languages: Ruby, Java, Kotlin, Javascript, Python

-          Datastores: PostgreSQL, Aerospike, Redis, Amazon Redshift

-          Communication: HTTP, Amazon SQS, Sidekiq, Amazon SNS

-          Server Management: Amazon ECS, Docker

*       You will be contributing to products concerning both customers and partner drivers.

*       Product sectors include:

-          Growth: You’ll build tools to help boost user growth on the platform including our industry best driver on-boarding, training and certification system, referral system, and lead management models.

-          Lifecycle Management: Build tools to help users engage with the platform better, which includes rewards and recognition module, subscription service, account management tools, partner and customer wallets and payout modules, and churn detection systems among others.

-          Transaction Experience: You’ll help deliver the most delightful booking experience to our customers and drivers. As part of this team, you’ll be responsible for our core booking system, pricing and payment systems, location tracking and filtering services, fraud prevention systems, and in-app ticketing and support among others.

-          Fulfilment: As part of the fulfilment team, you’ll work on systems which ensure high degree of ride fulfilment on the platform. Tools including allocation methodologies and system, dynamic pricing, dynamic partner routing, and partner re-activation tools among others.

-          Enterprise Solutions: You’ll help Porter’s enterprise customers achieve delivery excellence. You’ll build tools for contract management, fleet management, fleet and route optimization tools, alerting and monitoring tools, and analytics suite among others.

-  Colleges: All NITs, IIITs and IITs, BITS, PEC, VIT, PESIT, DTU and Indraprastha University

-  CGPA: >= 7.5

About Deqode

At Deqode, we work on cutting-edge solutions that are redefining the digital frontier. Our team thrives on innovation, collaboration, and creating next-gen products that solve real-world problems. We are now looking for a skilled and passionate React.js Developer to join our growing frontend team.

Roles & Responsibilities

• Take complete ownership and delivery of front-end applications.
• Ensure optimized performance across mobile and desktop platforms.
• Write clean, tested, and well-documented code using JavaScript, HTML, and CSS.
• Collaborate with UI/UX designers, HTML coders, and backend developers to bring designs to life.
• Integrate RESTful APIs and work seamlessly with backend teams.
• Communicate and integrate with third-party web services.
• Build and manage infrastructure for serving frontend apps and assets.
• Maintain frontend application deployment and ensure build pipeline automation.
• Use JSDoc or similar tools for inline documentation of code.
• Write extensive unit tests following Test-Driven Development (TDD) best practices.
• Design and automate the frontend build process using tools like Webpack/Gulp/Grunt.

Required Skills & Qualifications

• 3+ years of experience developing production-level web applications.
• Strong command over React.js or Vue.js, JavaScript, HTML5, CSS3.
• Deep understanding of DOM APIs, native JavaScript, and popular libraries.
• Proficiency in CSS preprocessors (SASS/LESS) and modular CSS (CSS Modules).
• Familiarity with build tools like Webpack, Gulp, or Grunt.
• Experience creating modular, self-contained, and reusable components.
• Strong understanding of cross-browser compatibility and performance optimizations.
• Clean, organized, and maintainable code practices.
• Bonus: Working knowledge of Node.js and backend concepts like APIs, databases, caching layers, and proxies.
• Comfort in implementing pixel-perfect designs, animations, and smooth transitions.
• Excellent communication and teamwork skills.
• A proactive mindset with the ability to work both independently and in a team.

Responsibilities :

- Knowledge of Node.js and frameworks available for it {such as NestJS, Express, StrongLoop, etc.}

- Experience in Database, Postgres Preferred.
- Integration of user-facing elements developed by front-end developers with server-side logic
- Writing reusable, testable, and efficient code
- Design and implementation of low-latency, high-availability, and performant applications
- Implementation of security and data protection
- Integration of data storage solutions 
- Strong proficiency with JavaScript

• 12th Pass/Any graduates
• Min 1 year of work experience is required
• Candidates with excellent communications
• Experience in international voice process(US/UK/UAE/Ireland/Australia etc)
• Flexible with Night shifts
• Location - Andheri (East)

**About Company**
SleepyCat is India's First Mattress-In-A-Box brand! We deliver luxury mattresses, at a fraction of the usual cost, straight from our factory to your doorstep in an easy-to-carry package. 
In sleepycat we constantly thrive to make our products and customer experience better using technology.

**About Role**
We are currently looking out for a frontend developer who is motivated to learn and work on challenging projects. You should have a product mindset with great technical skills. In sleepycat we promote new and fresh ideas which can directly or indirectly help customer experience and sales. Sleepycat provides to you platform to bring your thoughts into action and implement them.

Technical skills required (expertise in atleast two of these): Javascript, CSS, PHP

**Personal and Domain Growth Initiatives**
1. In SleepyCat we promote career growth. Once you are settled and have completely owned the system you are hired for, you have the freedom to pick some other technologies inside SC. You will be given time to learn and contribute. Right now we have Web Development (PHP/JS), ReactJS and Ruby on Rails. So you have the freedom to utilize 30% of your time on any of these languages if you wish to and remaining 70% on your primary domain.
2. We also promote self-growth. You can utilize 10% of your time to learn any skill you want and we will help you with that. It is not restricted to the tech domain, could be anything from marketing to sales to personality development.

**Interview Process Details**
***Technical Round 1: Development Knowledge Round***
We will test your skills in 3 domains
understanding an existing written code and ability to make changes
coding a logical question to test basic coding skills
ability to think of test cases to write a full proof code
***Technical Round 2: Coding Round***
45 minutes coding round where you will be required to code live sharing your screen. On the spot problem will be given.

**Additional details**
Website: https://sleepycat.in/
Work Culture: 6 days(All Saturday half day)
Office Location: 91Springboard, Kalina, Mumbai
Employee Strength: 40+ Employees
Founded: 2017
Funding: $1.6 Million

Read about Sleepycat and funding on Crunchbase: https://www.crunchbase.com/organization/sleepycat
Learn what employees say about Sleepycat on Glassdoor: https://tinyurl.com/r9oqfkl
Checkout what people say about SleepyCat products on Google: https://tinyurl.com/rco3nqr