Backend Developer

About Card91
Card91 is simplifying business payments by providing a plug and play issuance infrastructure
to businesses for domestic and cross-border payments. Our full stack platform enables
businesses to gain control and visibility into their payment flows, controlling the entire payment
lifecycle from onboarding, to issuance, to transaction and data reconciliation. The platform
aims to provide holistic solutions around payment issuance and distribution management. Our
deep focus in payments will help us in bringing new issuance formats as well as technologies
to businesses.
The company has been founded by seasoned technology entrepreneurs who have founded
successful companies like Myntra, Mastiff Technologies earlier. Headquartered in Bangalore,
with presence in Mumbai and NCR, Card91 aims to disrupt the payment infrastructure space
in the issuer-processor segment.
Position: Python Developer
We are building our core team which will be responsible for a highly scalable, always available
microservices based backend for payment processing. The developer will be involved with the
design, implementation, and execution from day one and build a robust, secure, and scalable
payment processing engine.
Roles & Responsibilities
● Individual Contributors talking full ownership of the micro services
● Design and Implement the micro services from scratch
● Be creative and always try to evaluate new strategies to execute faster
● Team player and always eager to teach new team members about the code,
● structure and design
● Not afraid of bringing new designs (even languages) which will make the system
execute faster
Experience and Qualifications
● Having 2 - 5 years of experience
● Degree from a premier institute like IIT/NIT/BITS is desirable
● A strong expertise in Python framework (like Django, Flask or Pyramid)
● Experience in creating APIs with design standards, patterns and best-practices
● Knowledge of object-relational mapping (ORM)
● GoLang experience is a big plus
● Experience building web services in REST
● knowledge and hands-on experience in API security standards and implementation
(Oauth, OpenId)
● Experience in developing highly scalable and reliable web applications, including
integration with internal and external systems.
● Experience in databases like MySQL and NoSQL db like Cassandra, etc.
● Experience with Cloud computing AWS & Microservices architecture
● Exposure to front end technologies like VueJS, ReactJS etc is an advantage

● Docker & Kubernetes experience is a big plus
● Previous experience of Fintech company is an added advantage

What’s on offer
● Vibrant, fun and rewarding culture that nurtures and promotes excellence
● Opportunities to learn and interact with payment industry leaders
● Competitive remuneration, group health insurance & PF
● Other office perks of being part of an early-stage startup
Location: HSR Layout, Bangalore

Python(django) | Backend Developer

Job description
● You'll design and build scalable systems using AI, ML to improve productivity in manufacturing operations
● You'll work on building web apps that are intuitive, intelligent and highly performant
● You will work with Designers, Solution Architect and Functional Consultant to define architecture and build
solutions
● You should be able to work in unstructured situations and help structure problems through discussions,
solutioning. Taking initiative, listening to others and working collaboratively on technology, product and
business would be really important
● You will work directly with founders from IIM, XLRI, DCE


Required Candidate profile

● Have 2-6 years of experience
● Come up with your own goals and don't need heavy direction or daily check-ins
● Have command and confidence on Python Django. Should be able to build complex solutions
● Have an understanding of databases - Relational and Non-Relational - their data models and
performance tradeoffs
● Have experience of database design and querying with a focus on performance
● Have knowledge of REST paradigm, service-oriented architecture and distributed systems
● Have a clear understanding of data structures and algorithms

• Developing front-end website architecture.
• Designing user interactions on web pages.
• Developing back-end website applications.
• Creating servers and databases for functionality.
• Ensuring cross-platform optimization for mobile phones.
• Ensuring responsiveness of applications.
• Working alongside graphic designers for web design features.
• Seeing through a project from conception to finished product.
• Designing and developing APIs.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.

• Degree in computer science.
• Strong organizational and project management skills.
• Proficiency with fundamental front-end languages such as HTML, CSS, and JavaScript.
• Familiarity with JavaScript frameworks React.js.
• Proficiency with Ruby on Rails
• Familiarity with database technology such as MySQL or Oracle or PostgreSQL.
• Excellent verbal communication skills.
• Good problem-solving skills.
• Attention to detail.

• 5 working days
• Flexible timings
• Work from home granted

Hands on Experience in ASP.Net, MVC is must Design and develop websites and applications using the .NET framework Solid understanding of object-oriented design and programming experience using VB.NET, C#.NET and ASP.NET/MVC experience with HTML, CSS and JavaScript experience using SQL Server, SQL, LINQ and Entity Framework Understanding of design patterns Detail-oriented and organized Implement, improve and query SQL Server databases Integrate internal software with third-party applications Maintain design and code documentation

Experience working with third party integration, Content Management Systems (CMS), & Integrations including ability to structure the content architecture with ease of content entry in mind Perform accessibility remediation of web content. The position will involve coding, integrating the front-end elements, ensuring the implementation of requirements in strict timelines

Responsibilities
He/She should be more pro-active on development with new flow design and security practices He/She will be developing new user-facing features Build reusable code and libraries for future use Optimize application for maximum speed and scalability Assure that all user input is validated before submitting to back-end Collaborate with other team members and stakeholders Use coding to develop the aesthetics implemented within a website or modules, including UI Elements

Qualification and experience
IT Industry overall experience should be minimum 2 Years Relevant Experience minimum should be 1yr in Drupal - Drupal Custom Module / Themes development Or Symfony development. ACQUIA Certification (Not mandatory)

Key skills
Experience in Core PHP using MVC and MVVM Architecture. Knowledge of database operations with MySQL/MariaDB, Stored procedures. Strong Knowledge of front-end technologies (HTML5, CSS3, JavaScript, jQuery). Knowledge and experience of OOPS. Ability to write APIs including Restful APIs. Knowledge of continous intergation practices like CI-CD. Strong documentation, communication, and team collaboration skills. Experience in iterative development methodologies like Agile / Scrum He should understand the technical feasibility of UI/UX designs Working experience with React / Angular, will be value added to the position (Not mandatory)

1. Experience with Java and Spring boot

2. Experience with Microservices Architectures

3. Experience with RESTful and Stateless services

4. Broad and deep knowledge of design patterns and algorithms

Looking for candidates having good knowledge and hands on experince in working in php,laravel and lumen.

Job Summary :We have an exciting role as Full Stack / Mean Stack Developer in our fast-growing startup - Sagacito- An Enterprise SaaS start-up in the space of Big Data Analytics. We offer SaaS (Software As A Service) based end to end pricing and revenue management product driven by Big Data Analytics and predictive modeling. We- re looking for a Senior Developer to be part of the Engg Team - who is a great problem solver, can learn quickly, communicate clearly, and enjoy working with smart engineers & complex technology.Qualifications : B.Tech/M.Tech in Computer Science or equivalent preferably from a premium institute/universityLocation : GurgaonRole Description :- This is a full-stack senior developer/architect role The incumbent will work on the mobile first web application having all components of MEAN (Mongo, Express.js, Angular and Node.js) which would implement various role-based user flows, dashboards and middleware business logic with a very intuitive and modern UIEssential functions :- Be responsible for an application programming component within Stack- Ability to architect the application, ability to code and guide other developers, validate code quality, automate unit tests, build and release, prioritize backlog and manage development completion as per requirements- Effective self-starter and coach for developers, Continuous learning attitude and ability to come up with best problem-solving in open source stack- knows and regulates cloud-based deployment in AWS and Atlas- Integrates various outside application architecture like OAuth, third-party API integration in a best secure and fast way, Python-based middleware integration, ETL application integration on real-time and batch modeMust-Have Skill-set :- Javascript- Angular (2+)- Express- Node.js- Mongo

Your Mission As a Senior Node.js developer, you will be working directly with our team towards the development of our product, in Node.js, Angularjs, MySQL and more. You are expert in Core JavaScript development and have a sharp knowledge on how to use the object model of JavaScript at best to make your code tidy and reusable. You will use MEAN Stack (MongoDB, Express.js, Angular.js, Node.js) along with Redis for queue management and MySQL for fast transactions. You have a strong product vision, to such an extent that you will be able to turn one line of requirements into a fully fledged feature. We deal with million of billions of records. Think “big data”. You will ensure that your code and queries are properly optimized so as to keep the app quick and responsive – and the servers up! We are deeply versed in reusability (so that we never have to reinvent the wheel). You know about the best Node.js plugins that you can find through npm to fulfill your needs, and you will build reusable components that you will leverage across the codebase. We love to take a step back from our day-to-day activities to improve our product. You will be part of this ongoing process. Your Profile You are first and foremost passionate about product development and digital technologies. You must have completed successful projects with a strong Node.js code Required Skills: core JavaScript experience; Node.js, APIs and modules; experience in handling databases and unit testing is also important. Competencies: excellent bug hunter; good judgement and decision making skills; responsible and motivated; passionate about learning new things. Experience in localisation will be appreciated. Motivated and ready to working in a truly international setting with people from all around the world.