Backend Developer

Primary responsibilities:

•Design, develop AWS IoT/Cloud-based applications using Typescript, Node.Js.

•Work closely with onsite, offshore, and cross functional teams, Product Management, frontend developers, SQA teams to effectively use technologies to build and deliver high quality and on-time delivery.

•Proactively Identify risks and failure modes early in the development lifecycle and develop POCs to mitigate the risks early in the program.

•Assertive communication and team skills.

•This individual be self-directed, highly motivated, and organized with strong analytical thinking and problem-solving skills, and an ability to work on multiple projects and function in a team environment.

Experience and Skills Required:

•More than 6 years of overall experience in Software domain.

•At least 3 years of experience in Cloud native applications.

•Solid working knowledge of Typescript, NodeJS.

•Thorough working knowledge in AWS, Lambdas, Microservices etc.,

•Experience in executing CI/CD processes

•Experience in Microservices Architecture

•Good Knowledge on Cloud security & security design control implementation.

•Knowledge of (AWS IoT Core) and In-depth knowledge of AWS cloud native services including Kinesis, DynamoDB, Neptune, Lambda, API Gateway, Timestream , IoT Core, GreenGrass, Aurora, Lambda, etc.

•Great knowledge in Agile/Scrum

Requirements

• Design and implement a full-stack web application using Python Django framework and ReactJS.
• 1+ years of experience in building and deploying web applications.
• Experience in designing and using RESTful APIs.
• Basic knowledge in front-end technologies such as JavaScript, , ReactJS, HTML5, and CSS3.
• Understanding of fundamental design principles behind a scalable application.
• Understanding of databases, SQL and non-relational, plus the Django ORM.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Experience in web mark-up like HTML and CSS.
• Experience with data structure libraries.
• Familiarity with RESTful APIs.
• A knack for bench marking and optimization.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end build pipelines and tools.
• Experience with common front-end development tools such as NPM etc.
• Strong knowledge of Git version control.
• Experience deploying Python applications into production.
• Amazon Web Services (AWS) knowledge is a plus.
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Responsibilities

• Writing reusable, testable, and efficient code.
• Design and implementation of low-latency, high-availability, and performance applications using Django framework in Python.
• Create and use the REST APIs for communicating with other apps.
• Assess and prioritize feature requests and work in Agile framework.
• Implementation of security and data protection algorithms.
• Integration of data storage solutions like databases, key-value stores, blob stores, S3 etc.
• Improve the functionality of existing systems and applications.
• High commitment to work and taking ownership of deliverables.
• Help to research and influence our path forward with strategic technology initiatives.

Project Overview: We are looking for expert level Postgres database developer to work on a software application development project for a fortune 500 US based telecom client. The application is web based and used across multiple teams to support their business processes. The developer will be responsible for developing various components of the Postgres database and for light administration of the database.

Key Responsibilities: Collaborate with onshore, offshore and other team members to understand the user stories and develop code. Develop and execute scripts to unit test. Collaborate with onshore developers, product owner and the client team to perform work in an integrated manner.

Professional Attributes: Should have the ability to work independently and seek guidance as and when necessary - Should have good communication skills - Flexible working in different time zones if necessary - Good team player - Mentoring juniors

Experience preferred:

• Extensive experience in Postgres database development (expert level)
• Experience in Postgres administration.
• Must have working experience with GIS data functionality
• Experience handling large datasets (50-100M tables)
• Preferred – exposure to Azure or AWS
• Must have skillsets for database performance tuning
• Familiarity with web applications
• Ability to work independently with minimal oversight
• Experience working cohesively in integrated teams
• Good interpersonal, communication, documentation and presentation skills.
• Prior experience working in agile environments
• Ability to communicate effectively both orally and in writing with clients, Business Analysts and Developers
• Strong analytical, problem-solving and conceptual skills
• Excellent organizational skills; attention to detail
• Ability to resolve project issues effectively and efficiently
• Ability to prioritize workload and consistently meet deadlines
• Experience working with onshore-offshore model

DUKAAN - Create Your Online Store in 30 Seconds

Dukaan is an app that allows offline businesses to sell their products and services online. On our app, the users can make beautiful product catalogues (catalogs) right from a smartphone and share with their customers easily on different social media apps such as Whatsapp Business, Whatsapp, Facebook, Instagram etc. Praised by users all over India, this app has saved declining businesses by helping them transfer their shop online. The journey has just begun and we are on a mission to make India truly Digital.

Dukaan is currently powering over 5M ecommerce stores built by indian small businesses and growing at a crazy rate.  

We are looking for a Backend Engineer to join our team who will be part of our new innovations team.

Requirements:

1. Strong knowledge of Django, Django Rest Framework and their design principles.
2. Strong knowledge of Django ORM, should be able to leverage it to write complex and optimized queries (E.x Q queries, Case, When, Select related, prefetch related, Subqueries, Annotations, Aggregations, Filtering, etc.) .
3. Should be able to override DRF serializers, filters and viewsets completely according to needs.
4. Should have good experience in Class Based Views to write the backend API’s.
5. Sound knowledge of database design patterns and modelling them to Django models.
6. Sound knowledge of how to write test cases for the APIs.
7. Should be able to write optimized pythonic code adhering to python PEP standards.
8. Strong knowledge of python packaging and how to architect a code base that should be easily scalable and not get cluttered.
9. Strong knowledge of REST API design patterns.
10. Ability to write RAW sql queries and further database level coding will be a plus.
11. Good Understanding of python’s asyncio, threading and multiprocessing library, their benefits and limitations along with their appropriate use cases.
12. Hands on knowledge of celery and its corresponding message broker such as RabbitMQ, Redis, etc.
13. Experience with building a CDC(Change Data Capture) pipeline will be a plus.
14. Experience with Apache Kafka, Kafka connect and Debezium will be a plus.
15. Experience with open source will be a plus.
16. Good knowledge of Algorithms and data structures.

Responsibilities:

1. Understand the ins and out of existing codebase and have a good grasp over it.
2. Write clean, stable and scalable code.
3. Write unit test cases for the APIs.
4. Do whitebox and blackbox testing for your own code and as well as others if required.
5. Understand and implement fast prototype solutions for the business needs.

2+ years of experience working with backend development.

1+ year experience in GoLang Backend Development.

Must show your previous work.

Deployed at least 3 complete products which use REST APIs.

Exposure to making Postman docs.

Knowledge/ Experience of modern authorisation mechanisms, such as JSON Web Token and cookies.

Experience in handling  business requirements and translate them into technical requirements.

Experience with version control such as Git and GitHub
Should have a knowledge of

1. GoLang, GoLang Clean Arch, GoRoutines, GORM, Docker, Go Fiber, PostgreSQL

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What you need to have:

Experience: 4 to 8 years

Annual CTC: Rupees 12,00,000 to 20,00,000