Principal Engineer - Backend

Job Description:

• As a Python full-stack developer, your role would involve design development and deploy full-stack applications out of Artificial intelligence projects with a focus on low latency and scalability.
• You also need to optimize the application for better performance and a large number of concurrent users.
• A strong technologist we care about doing things the right way rather than just doing them and thrives in a complex and challenging environment.

Who are we looking for?

• Bachelors / Masters in Computer Science or equivalent with at least 3+ years of professional experience.
• Solid understanding of design patterns, data structures, and advanced programming techniques
• As an Engineer in our team, you will design, code, test, and debug quality software programs.
• Strong software design and architectural skills in object-oriented and functional programming styles.
• Python, Celery, RabbitMQ, Kafka, Multithreading, Async, Microservices, Docker, Kubernetes.
• Experience in working with Machine Learning Pipelines
• Experience in Reactjs.
• Experience in Celery, RabbitMQ/Kafka.
• Experience in Unit Testing Tools.
• Experience in working with SQL & NonSql databases such as MySQL, Mongo DB.
• Exposure to cloud technologies.
• Demonstrate the ability to work in a fast paced and hyper-growth environment where the requirements are constantly changing.
• Nice to have: Experience developing products containing machine learning use cases.
• Familiar with agile techniques like code reviews, pair programming, collective code ownership, clean code, TDD and refactoring.

Role Description
● We are looking for a passionate individual contributor to join us as part of core engineering
team and help us in building our products and platform from scratch. The potential candidate
would be part of a strong tech team to help us disrupt the Indian consumer fintech space.
● You will be responsible for the full product lifecycle including requirements analysis, design,
implementation, testing, deployment and post-deployment monitoring.
Basic Qualification
● 1-6 years of strong individual contributor experience as a software engineer
● Strong knowledge of object-oriented programming concepts
● BS/MS or higher degree in computer science, computer engineering, or related work experience
● Knowledge of data structures/algorithms and an understanding of design tradeoffs
● Strong knowledge in Java and experience with Spring Framework
Following are some of the attributes we are looking for:
● Experience of working with large and cutting-edge internet startups and firms
● Excellent communication skills in both written and verbal communication
● A strong desire to break the code and find hidden bugs before customers find them in
production
● Strong sense of ownership, solid work ethic and a responsible team player
What's on offer
● Opportunity to be part of the core engineering team of a promising startup solving one of
the biggest business opportunities in India
● Unique opportunity in building a fintech business from scratch using most of the related
technologies and integration with major players
● Opportunity to experiment with latest technologies and develop full-fledged product using
them
● Stock options
● Competitive salary

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: Java Developers
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 Java/Spring/Spring Boot/Hibernate/Java
● Experience in developing highly scalable and reliable web applications, including
integration with internal and external systems.

● Experience building web services in REST with technologies like Spring Boot, Spring-
WS, spring MVC or JAX-RS

● Should be able to write test cases (unit and functional) to cover most of the code
● 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
● Knowledge on Redis, ELK stack or Temporal BPM is a big plus
● 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 Start-up
● Location: HSR Layout, Bangalore

Job Specifications
• BE/B. Tech. Computer Science or MCA from a reputed University.
• 8+ Years of experience in software development, with emphasis on JAVA/J2EE Server side
programming.
• Hands on experience in Core Java, Multithreading, RMI, Socket programing, JDBC, NIO,
webservices and Design patterns.
• Should have Knowledge of distributed system, distributed caching, messaging frameworks, ESB
etc.
• Knowledge of Linux operating system and PostgreSQL/MySQL/MongoDB/Cassandra database is
essential.
• Additionally, knowledge of HBase, Hadoop and Hive are desirable.
• Familiarity with message queue systems and AMQP and Kafka is desirable.
• Should have experience as a participant in Agile methodologies.
• Should have excellent written and verbal communication skills and presentation skills.
• This is not a Fullstack requirement, we are purely looking out for Backend resources.

About Artivatic :- Artivatic is a technology startup that uses AI/ML/Deep learning to build intelligent products & solutions for finance, healthcare & insurance businesses. It is based out of Bangalore with 20+ team focus on technology. The artivatic building is cutting edge solutions to enable 750 Millions plus people to get insurance, financial access, and health benefits with alternative data sources to increase their productivity, efficiency, automation power, and profitability, hence improving their way of doing business more intelligently & seamlessly. - Artivatic offers lending underwriting, credit/insurance underwriting, fraud, prediction, personalization, recommendation, risk profiling, consumer profiling intelligence, KYC Automation & Compliance, automated decisions, monitoring, claims processing, sentiment/psychology behaviour, auto insurance claims, travel insurance, disease prediction for insurance and more. - We have raised US $300K earlier and built products successfully and also done few PoCs successfully with some top enterprises in Insurance, Banking & Health sector. Currently, 4 months away from generating continuous revenue.Skills : - Building server-side logic that powers our APIs, in effect deploying machine learning models in production system that can scale to billions of API calls - Scaling and performance tuning of database to handle billions of API calls and thousands of concurrent requests - Collaborate with data science team to build effective solutions for data collection, pre-processing and integrating machine learning into the workflow - Collaborate, provide technical guidance, and engage in design and code review for other team members. - Excellent Scala, cassandara, architect, api, software, python, Java programming and software design skills, including debugging, performance analysis and test design - Proficiency with at least one Scala, GoLang, Python micro frameworks like Flask, Tornado, Play, Spring etc. with experience in building REST APIs - Experience or understanding in building web crawlers, data fetching bots etc. - Experience with design and optimisation of Neo4j, cassandra, NoSQL databases, PostGreSQL, Redis, Elastic Search - Familiarity with one of the cloud service providers, AWS or Google Compute Engine - Computer Science degree with 4+ years of backend programming experience Experience : 3 Years+ Location : Sony World Signal, Koramangala 4th Block, Bangalore

Full stack development at an exciting startup. We are technologists by background and are providing intelligent solutions for complex industrial operations. You will be part of core engineering team responsible for delivering highly scalable solutions for industries. Key Skills : - Will be expected to architect, develop and maintain large-scale distributed systems - Should have excellent coding skills and good understanding of MVC frameworks - Programming Language agnostic, but experience in Python-Django would be a plus - Familiarity with hosting web services like AWS - Sound understanding of frontend web technologies such as HTML, CSS, JavaScript, jQuery, Angular 2 etc

Candidate should have Following TDD methodology and writing unit tests 3+ years of development using Python Work closely with and incorporate feedback from product, designers, and other key stakeholders in the company. Develop a project through its entire lifecycle. Quickly learn new technologies and adapt to a fast-paced development environment Familiarity with Object Oriented Programming is highly preferred Familiarity with SOAP, REST, XML-RPC, and JSON integration standards preferred Excellent communication skills both written and verbal Skills : HTML, Python, Django,

Senior Java Developer with Microservices, Spring boot, Hibernate, JPA, Spring MVC, JUnit Primary Purpose: Java Developer with Minimum 4+ Years of relevant Experience. Should have strong Experience with Spring, Hibernate, Java Web services (SOAP/REST). Should have Some exposure to MS SQL, PostgreSQL, JavaScript / JQuery, HTML/CSS. Roles and Responsibilities: You will lead a group of Java, AngularJS, Full stack developers focused on delivering high-quality enterprise solutions, ensuring delivery of high-end experiences to our customers You will help AirFi to quickly iterate and scale development to different segments of customers with standard processes, automation, monitoring and rapid quality assurance Continuously monitor production environment and also look for continuous improvements and optimizations, open to accept new opportunities and challenges What we look for : - Proficiency in Core Java with an experience of 4+ years - Proficiency in Data Structures and Algorithms - Experience in Spring, Spring Boot, and Hibernate is a must - Experience writing unit tests for development code. - Exposure to AngularJS - NoSQL (MongoDB, CouchDB, ElasticSearch, etc) experience - Experience with Git (GitHub), automatic deployments, continuous integration - Design and architecture of (secure) REST APIs

We are looking for Full Stack Developer with the following technical skills and experience. - Experience with Python development and object-oriented design - Experience building web applications using MVC frameworks(Django is a plus) - Knowledge of PostgreSQL, MySQL, Android development is a plus - Familiarity with JavaScript (jQuery), experience with AngularJS is a plus - Good grasp of Data Structures and Algorithms And the following attributes - Passion for using the power of technology to positively impact underserved communities - Excellent verbal and written communication skills - Loves the intensity, chaos and passion of start-ups, and wants to work with a fun-loving team who truly enjoy working together to realize a shared dream - Team player who takes ownership of work, is detail and deadline oriented, with a strong work ethic Our technology stack includes the following : Languages : Python/Javascript/Ruby Frameworks : Nodejs/Django/React JS