Backend Developer (Node.js)

As a Backend-End developer, you will be responsible for building the server side of the web applications. You should have the ability to write clean code, modular, and loosely coupled code by the use of design patterns. you should be able to break down and architect complex software. You will be building high scale products on that account good to have experience in building highly scalable and reliable systems.

What will you do at Medibuddy?

• Build and manage REST API stack for MediBuddy Mobile and Web Apps.
• Design, Develop and architect Instant Messaging Engines.
• Low level Design [Classes, Code, DB design]
• Deployment and prod Env Monitor
• High level Design [System architecture, Caching, Queue] [Mid level]
• Integrate with ML and NLP engines , Build Chatbots.
• Data analytics, User Analytics & App Analytics.
• Build Web Applications & Dashboards.
• DevOps, DBMS & Scaling on AWS.
• 
  

What makes you a match for us? 

Academic background: B.E/B.Tech from top ranked colleges.

● 3+ years of experience with building backend applications.Web Apps & Analytics.

● Experience in deploying applications at scale in production systems.

● Experience in building and managing API endpoints for multimodal clients.

● Enthusiasm to learn and contribute to a challenging & fun-filled startup.

● Knack for problem solving and follow efficient coding practices.

● Hands on experience with 

Tech stacks ::NodeJS, Nest.js, Express JS, Python - Django

SQS,RabbitMQ, SNS

Databases/Datastores:: Mysql, Redis, Memcache, Mongodb

Logging:: ELK,Cloudwatch

AWS:: RDS, ECS, EBS, Cloudwatch, ELK, Redshift

Protocols:: HTTP, XMPP, MQTT, Socket.io, TCP

Version Control: Git

What does Engineering do @ MediBuddy?

To deliver high quality products, the Engineering team has over 190+ engineers with skill sets across Android, iOS, NodeJS, .NET, Backend, Fullstack, QA, Data Science, Data Engineers, Security, DevOps etc. We use microservices architecture on AWS cloud. Our Engineering teams are organized as Pods with Weekly sprints. We solve a variety of user, product and business problem statements at scale under one roof, which is very unique. 

We're simultaneously building - 

1. Digital communication stack (video, chat and call consultations with Doctors) Ecommerce stack (medicine delivery) 
2. Hyperlocal stack (lab tests @ Home) 
3. Transactions stack (for all healthcare transactions) 
4. Booking of services stack (for in clinic doctor consultations) 
5. Data security, data science stack (NLP, imaging, video, audio based data problems and data analytics) 
6. B2B stack (for large corporates to provide healthcare to employees and large insurers to provide healthcare services to policyholders)

• Strong Expertise in CodeIgniter Framework.
• Sound knowledge of database designing and application architecture planning for Core PHP projects.
• Expertise in PHP, MVC Frameworks, and good technology exposure of CodeIgniter Open cart or any CMS added advantage.
• String core PHP Hands-on experience.
• Good Knowledge of PHP5, MySQL, jQuery, JavaScript, HTML5, CSS3, XML
• Assure that all user input is validated before submitting it to the back-end.
• A good understanding of asynchronous request handling, partial page updates, and AJAX will be preferred.
• Prior experience in the payment gateway or education ERP domain is a plus.

Your Responsibilities :

Responsibilities:

• Build scalable, service oriented web applications from scratch for technology products for European market.
• Maintain these applications for accuracy and high availability.
• Continuously identify opportunities to improve system designs, architecture and implementation standards
• Participate with founding, business and product teams in discussions on how to build and launch new modules.
• Collaborate across functions and own the planning, estimation and execution for parts of the product.
• Start as an individual contributor but stay ready to build and mentor a small team of up to 5 engineers over the coming months and years.
• Contribute in hiring highly ambitious engineers as the team grows.
• Being among the first people on the engineering team, be a culture driver.

Requirements:

• Experience of architecting and building products/business critical backend applications using different MVC frameworks.
• Experience with microservices.
• Experience of building and maintaining scalable applications using Node.js/MEAN stack.
• Experience of deploying and maintaining web applications.
• Experience with non relational databases like MongoDB.
• Understanding of relational databases like MySQL.
• Familiarity with REST APIs and stress testing tools.
• Good communication skills.

• Exposure in building polyglot applications.
• Exposure for devops and related processes, preferably GCP.
• Knowledge of components in scalable solutions i. e. database partitions, message brokers, background processing.
• Exposure to basic frontend technologies to speed up collaboration with the frontend team.

It is India’s only B2B Construction Materials Supply Chain Company. Construction & Infrastructure is  one of the industries, with the most complex problems in Supply Chain and we are fundamentally reengineering the  way construction materials get procured. Our Clients include the biggest names in India & the World– The  LafargeHolcim Group, JSW Group, The Tatas and many others. We are backed by some of the world’s top marquee  funds in our journey to create transparency and standardization to an otherwise opaque industry. 

Your responsibilities: 

• Understand the business context and build high quality code using proven design patterns Develop, test and deploy integrations required to meet business requirements 
• Carry out unit tests and other quality control mechanisms to inform and validate the code and design 
• Utilizing and monitoring cloud infrastructure resources (such as AWS, Azure) efficiently 
• Participate in a highly fluid environment applying agile software development principles 
• Ensure the coding standards are on-par with the best in the industry 

Educational Qualifications: 

• Bachelor's or Master’s degree in a quantitative field (e.g. Mathematics, Engineering, Computer Science).  

Must have skills: 

• 3+ years of work experience with mobile/web development 
• Experience in working with either of languages: Go, Java, Scala 
• Strong understanding of relational and non-relational databases (MySQL, PostgreSQL, MongoDB, Cassandra) 
• Strong understanding of Message brokers 
• Must have hands on experience in Restful APIs 
• Must have a strong foundation of Data structures and Algorithms 
• Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems 
• Ability to deploy features on a daily basis: should be good at time management and prioritization 
• Hands-on experience in CI/CD principles and TDD 
• Strong written and verbal English communication skills 

Good to have skills: 

• Experience in event-driven & asynchronous I/O frameworks 
• Exposure to business process and workflow automation 
• Working experience in process driven and data intensive business applications 
• Experience in working on web infrastructure with React.js and React Native 

Professional traits: 

• Self-motivated, persistent and “Never Give Up” attitude 
• Passion for innovation and adaptability to a lean startup culture 
• Ability to work with minimal supervision, independently and / or as a member of a team 
• Giving full attention to what other people are saying, taking time to understand the points being made,  asking questions as appropriate

Job Description:

• Expert level knowledge of JavaScript
• We use Airbnb style to code
• Should be strong in Problem solving skills, data structure and algorithms
• Strong Proficiency in Node.js with detailed experience in Express, loopback, swagger, PM2
• Should have well understanding on Asynchronous Programming
• Experience with Socket.io, engine.io (Preferred)
• Working knowledge of Promise, Callback hell and ways to avoid it
• Solid experience with RDBMS (PostgreSQL)
• Experience with Redis, MongoDB (Preferred)
• Understanding of the design Principles of a scalable system
• Exposure to GCP/ AWS is must
• Excellence in Programming, Debugging and Maintaining the code
• A strong ability to quickly learn new technologies and to keep yourself updated with the latest in tech
• A go-getter attitude with oceans of optimism, humility, and self-motivation
• Passion for code quality and attention to detail
• Experience with Code versioning tool like Git, SVN is preferred