Sr. Backend Developer

Responsibilities:
● Collaborate with engineering, design and product teams to design and ship new
features. Identify and solve bottlenecks and fix bugs.

Desirable Qualifications:
● Deep knowledge of Ruby on Rails (RoR) practices and commonly used modules; deep
understanding of RoR internals like databases, API, caching, proxies, web services,
performance and scalability.
● Experience creating self-contained, reusable, and testable modules and components.
● Experience in SQL and NoSql databases in production environments. Experience
working with Git, AWS/GCP.
● Good communication skills
● 4+ years of relevant experience as a software engineer

- Knowledge of Node.js and frameworks such as Express, StrongLoop, etc - Understanding the nature of asynchronous programming and its quirks and workarounds - Good understanding of server-side templating languages like Jade, EJS, etc

Atleast 2 yrs of experience in Node.js and GoLang.

We are looking to hire a talented ruby on rails developer to manage the interchange of data between our users and the server. You will be responsible for developing and maintaining the server-side logic for the central database, testing performance, troubleshooting, and integrating front-end elements into the application.

To ensure success as a ruby on rails developer, you should have extensive experience working with ruby and back-end integration techniques. Ultimately, a top-level ruby on rails developer can create clean, functional code that perfectly suits the needs of the company.

• Designing and developing new web applications.
• Maintaining and troubleshooting existing web applications.
• Writing and maintaining reliable Ruby code.
• Integrating data storage solutions.
• Creating back-end components.
• Identifying and fixing bottlenecks and bugs.
• Integrating user-facing elements designed by the front-end team.
• Connecting applications with additional web servers.
• Maintaining APIs.

• Bachelor’s degree in computer science, computer engineering, or related field.
• Experience working with ruby on rails as well as libraries like Resque and RSpec.
• Ability to write clean ruby code.
• Proficiency with code versioning tools including Git, Github, SVN, and Mercurial.
• Experience with AngularJS or BackboneJS.
• Familiarity with MVC, Mocking, RESTful, and ORM.
• Good understanding of front-end technologies including HTML5, JavaScript, and CSS3.
• Knowledge of server-side templating languages including Slim and Liquid.
• Familiarity with testing tools.

+ Should have worked with latest versions of ruby and rails + Good knowledge of working with atleast one of MySQL, PostgreSQL + Knowledge of mongodb will be added advantage + Good knowledge of working with atleast one of angular.js, node.js or react.js + Good knowledge of writing test cases using rspec + Good knowledge of javascript and jquery + Knowledge of writing test cases for views and javascript will be added advantage + Good knowledge of deployment using mina or capistrano + Good knowledge of Github + Added advantage - worked in team and experience of handling team few members + Should have good communication skills + experience of client communication and directly working with client Added advantage + Active in open source community + Presented paper at Ruby conf in India or abroad

About Instamojo Instamojo is India's fastest growing on-demand payments and e-commerce platform that enables over 6,00,000 SMEs to build, manage and grow their business online. A trusted partner for SMEs in India, Instamojo's insightful tools are poised to enable small entrepreneurs to minimize costs and grow their business. It is a one-stop shop for entrepreneurs that caters to their diverse business needs by leveraging technology, data and design. Instamojo has acquired 10% of digitally active MSMEs and powers 1 out of 100 to control 30% of their annual turnover through its flagship link-payments and online store products. In addition to link-based payments, Instamojo plans to offer e-commerce enabling services, cataloguing, compliance, lending, logistics, promotions via third-party providers. Founded in 2012 by Sampad Swain, Akash Gehani and Aditya Sengupta, Instamojo raised Pre-Series B funding from AnyPay a Japanese payments firm. In November 2014, the company raised USD 2.6 million in Series A funding from Kalaari Capital, Blume Ventures, 500Startups and others. Prior to this, it had raised approximately USD 500,000 from 500 Startups, Blume Ventures and angel investors Rajan Anandan, Sunil Kalra, Dave McClure, Rob de Heus, Thijs Gitmans among others. Instamojo at a glance:  Caters to 6,00,000 SMEs.  Instamojo has acquired 10% of the digitally-active SMEs in India and controls 30% of their annual turnover. It aims to extend its wallet share to 70% by 2019.  The company aims to increase its target merchant base 400% and target 1 MN small and medium businesses by 2018.  Instamojo turned EBITDA positive in July 2017 and has witnessed a 10-15% month-on-month growth.  With demonetization, Instamojo added 3000 SMEs daily to the platform, which was 15x higher than daily average.  Digital Transactions performed on Instamojo's platform have grown by over 178 % in the last year alone.
We are building consumer internet space, payment processing, e-commerce and/or enterprise. SAAS products. Undergraduate (or higher) degree in computer science/engineering. You have an excellent grasp over theoretical and applied computer science.
Job Description
Responsibilities  You can take responsibility of large sized projects.  You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components.  This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery.  You understand the business impact of your decisions.  You will review code and ensure that implementations are testable, performant, scalable, documented and secure.  You will work closely with product, design, revenue, platform and growth teams.  You can take responsibility of large sized projects involving inter-departmental stakeholders.  You can take full responsibility of one or more core modules and/or technical verticals / libraries / frameworks / components.  Payment processing framework capable of supporting multiple payment methods (cards, netbanking, UPI, wallets, etc.) with one or more payment method supported across multiple payment gateways.  This will include design and architecture, evaluating and deciding which framework/language/data store/tools to us, preparing roadmaps and timely delivery.  You will drive engineering best practices, recruit other engineers, lead and manage teams, conduct performance reviews and mentor other engineers.  You will review code and ensure that implementations are testable, performant, scalable, documented and secure.  You will work closely with product, design, revenue, platform and growth teams.
Requirements  3-5 Years of Experience in software engineering.
 5-10 years of industry experience in software engineering building consumer internet space, payment processing, e-commerce and/or enterprise SAAS products.  Bachelor's Degree in Computer Science or related field, or 3+ years relevant work experience.  Undergraduate (or higher) degree in computer science/engineering.  You have an excellent grasp over theoretical and applied computer science.  You have excellent problem solving and analytical skills.  You should be able to identify systemic issues, performance bottlenecks and design/architect improvements.  Experience with working on PCI compliant infrastructure.  You should be able to build at this engineering level Store builder (products with multi-level variants (colour, size, etc.), SKUs, discounts) and shopping cart.  Highly concurrent double entry accounting system.  You have excellent problem solving and analytical skills.  You should be able to identify systemic issues, performance bottlenecks and design/architect improvements.  Good hold on data structures and algorithms.  Strong object-oriented design skills, and an uncanny ability to design intuitive modules and class-level interface.
Desired Skills and Experience Python, Golang, Java, Ruby on Rails, Django

Technical Overview We are primarily a rails shop with postgres/postgis, mongodb and redis at database layer and leverage AWS via chef for infrastructure. It may be evident from our choice of tools and our current team composition that we are here for the long haul and intend to grow aggressively. We value agile methodologies like code reviews, extensive test suite, continuous integration, extensive testing, frequent deployments, scrum and the best standard practices. You will be working alongside one of the best teams who write crisp clean code. Who are we looking for? We’re searching for a strong, friendly, flexible, and seasoned people to strengthen our engineering team. We value curiosity and eagerness to learn. When presented with a challenge, you question until you are clear what the problem is and then do whatever it takes to get the task done. You need to be crisp and detailed oriented, and willing to own an outcome and run with it, without somebody telling you exactly how to get there. We believe that is what it takes to build a high performing team. Working here means being part of a team that works hard, fast and cleverly to keep growing at rocket speed. 1) You are an experienced Rails developer, designed and delivered production ready apps. 2) Your code is modular, readable and unit-tested. You are proud of what you have built. 3) Comfortable and productive in a unix-like shell environment 4) You excel in a team environment by collaborating with or supporting your peers. You love to teach and you are not afraid to learn & implement something new 5) Follows the latest updates in the ruby community. 6) You have good demonstrable knowledge of front-end technologies like JS, jQuery. 7) You have experience with RESTful APIs and have been part of developing on in the past 8) You are an SQL ninja and have a working knowledge of NoSQL (Redis, MongoDB) 9) You are interested in or experienced with at least one another programming language/ framework and can explain why that language is worthwhile. If that’s you, your responsibilities will be 1) Take ownership of a product, maintain the existing product, work independently, always ensuring the code quality is of the highest standard 2) Find solutions to seemingly difficult problems and implement them in code What you can expect from us 1) Fun-loving, motivated co-workers who you would love working with 2) An environment where you are encouraged to question, experiment, take the risk and push the envelope. 3) Opportunity and resources to do your best work and pursue your dreams Please apply along with the latest resume and a link to your project portfolio or github profile if you would like to discuss this role further. You can still apply if you don’t satisfy some of the requirements. We prefer candidates who can join us immediately or ones with a short notice period. Work Location: Mumbai Compensation: 6-8 LPA Contact: [email protected]

We are looking for exceptional and ambitious developers who enjoy working both on front-end (Angular2+ or React) and back-end (either in one of these Python, Ruby on Rails or Node.js) development. This role is ideal for somebody who is passionate about building great web applications and wants to use their skills to have a real production impact. We are looking for a developer who loves being part of a team but is also self-motivated and likes the idea of pushing his/her own ideas. As a full-stack developer in Faasos tech team, you will be working on developing and improving features built primarily in React or Angular 2+ with appropriate backend technology. You will be creating production grade code and will have the opportunity to implement solutions designed to handle high levels of traffic. You will need to be self driven and eager to learn new technologies and programming languages. Skills & Requirements - A love of what you do - Ability to work independently; accountable for your own actions and able to act with both urgency and integrity. - Experience developing for the web with JavaScript, TypeScript and with the most common web framework such as Angular 2+, React - Experience using MySQL, Redis, AWS, Elasticsearch is a plus. - Familiarity with distributed revision control systems such as Git. - Familiarity with DevOps culture and continuous integration tools