Python developer

Profile: AWS Data Engineer

Mode- Hybrid

Experience- 5+7 years

Locations - Bengaluru, Pune, Chennai, Mumbai, Gurugram

Roles and Responsibilities

• Design and maintain ETL pipelines using AWS Glue and Python/PySpark
• Optimize SQL queries for Redshift and Athena
• Develop Lambda functions for serverless data processing
• Configure AWS DMS for database migration and replication
• Implement infrastructure as code with CloudFormation
• Build optimized data models for performance
• Manage RDS databases and AWS service integrations
• Troubleshoot and improve data processing efficiency
• Gather requirements from business stakeholders
• Implement data quality checks and validation
• Document data pipelines and architecture
• Monitor workflows and implement alerting
• Keep current with AWS services and best practices

Required Technical Expertise:

• Python/PySpark for data processing
• AWS Glue for ETL operations
• Redshift and Athena for data querying
• AWS Lambda and serverless architecture
• AWS DMS and RDS management
• CloudFormation for infrastructure
• SQL optimization and performance tuning

• Design, develop, code and test the solution

• Experience working with large datasets and NoSQL database technologies (e.g. Cassandra, ES) 

• 5-10 yrs of industry experience

• Energetic self-starter, with a desire to work in a startup environment

• Proficient in advanced Java programming skills

• Expert in Application development cloud/on premise end to end. Middle layer, DB layer.

• Nice to have understanding on MQ (e.g. Kafka)

• Good hands on in Complex Event Processing systems

• Solved scale and performance issues while dealing with huge sets of data. Pre compute or data aggregation frameworks to achieve good response time

• Experience working with large datasets and NoSQL database technologies (e.g. Cassandra, ES)

• Experience of debugging applications running on Unix like systems (e.g. Ubuntu, CentOS)

• Experience developing RESTful APIs for complex data sets

• Knowledge of container based development & deployment (e.g. Dockers, K8s)

• Expertise in software security domain, a plus

• Developing Simple to Complex Functionality for Websites and Applications
• Write reusable code preferably using classes and libraries.
• Programming databases specially MySQL.
• Establishing projects from scratch or working on accessible projects
• Developing front-end and back-end applications.
• Take on multiple projects varying in size and complexity.
• Manage projects on AWS and other servers.

• Bachelor degree in Computer Science, Software Engineering or related discipline.
• 1 to 3 years of experience developing eCommerce web applications.
• Should be technically sound in OOPs Concepts.
• Programming databases specially MySQL/PostgreSQL.
• Knowledge of server side technologies like PHP 7/8, NodeJS, NUXT.
• Knowledge of client side technologies like Javascript, JQuery, VueJS.
• Experience in MVC Framework, especially laravel.
• Basic knowledge of HTML5, CSS, XML, JSON.
• Good command on PostgreSQL database and its optimization techniques.
• Exposure to database transactions, stored procedures and triggers.
• Experience working with third-party APIs and developing web services using REST/GRPC.
• Experience with SCM tools like svn/git.
• Ability to adapt and pick up new techniques and technology.
• Knowledge of web security and vulnerabilities.
• Ability to prioritize the work and multi-tasking.
• Excellent communication skills & self-motivated

• Coding and creating functional web applications and optimizing code for increasing response time and efficiency.
• Coordinating with front-end developers and providing server-side algorithms of user-facing web application elements.
• Analyzing the goals and requirements, handling bugs and errors and providing solutions for the same.
• Interacting with the database for storing data and ensuring that every user has access to what they search.

• Accomplishing the projects and goals within the deadline.
• Managing APIs that are executed across the devices.
• Participating in defining the architecture of the system.

Required skills

• Proven knowledge of front-end technologies, such as Angular, React, HTML, CSS, and JavaScript will be preferred.
• In-depth knowledge of PHP and related frameworks. Knowledge of Ruby, Python, NodeJs, and Java will be an added advantage.
• Good Communication, Analytical, Logical, and Leadership skills.
• Knowledge of front-end technologies such as Angular, React, HTML, CSS, and JavaScript will be preferred.
• Ability to manage a hosting environment along with database administration such as MySQL, Oracle.
• Excellent knowledge of APIs (REST, SOAP) and Web services.
• Capable of scaling applications to handle the load changes.
• Knowledge of version control, such as GIT.
• Knowledge of accessibility and security compliance.

We are a fast-growing startup based in Gurgaon, and have just raised our Pre Series A! We are happy to offer the right compensation, the right ESOPs, and the right freedom and autonomy to the right candidate! 

We are looking for a Senior Backend Developer to take our product to the next level. 

* Development with NodeJS and front-end languages/frameworks (jQuery, ReactJS/AngularJS, CSS3, HTML5)
* 4+ years of SQL experience (MySQL preferred)
* Experience developing RESTful Web Services, Web APIs, and micro-services.
* Integrating with a third-party system via RESTful APIs.
* 4+ years of solid experience with SQL and NoSQL-based solutions.
* Experience with AWS deployments.
* Troubleshoot and resolve issues in production and non-production environments.
* Ability to write clean, modular, reusable code (using design patterns) and experience with a unit-test-driven approach to development.

* Familiarity with Elasticsearch is an advantage
* Experience with Redis is an advantage

Skills And Qualifications

• Expert in Python, with knowledge of at least one Python web framework (such as Django, Flask, etc depending on your technology stack)
• Familiarity with some ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process architecture
• Good understanding of server-side templating languages (such as Jinja 2, Mako, etc depending on your technology stack)
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and CSS3
• Understanding of accessibility and security compliance (depending on the specific project)
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Understanding of fundamental design principles behind a scalable application
• Familiarity with event-driven programming in Python
• Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
• Able to create database schemas that represent and support business processes
• Strong unit test and debugging skills
• Proficient understanding of code versioning tools (such as Git, Mercurial or SVN)
• (Make sure to mention other frameworks, libraries, or any other technology related to your development stack)
• (List education level or certification you require)

Core Responsibilities:

• Design and build solutions for complex business workflows
• Understanding the user persona and deliver a slick experience
• Take end to end ownership of components and be responsible for the subsystems that you work on from
• design, code, testing, integration, deployment, enhancements, etc.
• Write high-quality code and taking responsibility for their task
• Solve performance bottlenecks
• Mentor junior engineers
• Deliver with quality, on-time in a fast-paced start-up environment

Required Skills:

• Bachelor/Master's in computer science or relevant fields
• 4+ years of relevant experience
• Strong sense of ownership
• Excellent Java and object-oriented development skills
• Experience in building and scaling microservices
• Strong problem-solving skills, technical troubleshooting and diagnosing
• Expected to be a role model for young engineers, have a strong sense of code quality and enforce code
• quality within the team
• Strong knowledge in RDBMS and NOSQL technologies
• Experience in developing backends for enterprise systems like eCommerce / manufacturing / supply chain etc
• Excellent understanding of Debugging performance and optimization techniques
• Experience in Java, Mongo, MySQL, AWS technologies, ELK stack, Spring boot, Kafka
• Experience in developing any large scale Experience in cloud technologies
• Demonstrated ability to deliver in a fast-paced environment

• 4+ years of experience with Node.js
• Expertise in Typescript, AWS, Firebase, MongoDB, and Express

You will be bringing:

• Hands-on experience in writing applications using Node.js (including Socket.io and Express or similar)
• Excellent knowledge of a few of the available databases such as MySQL, MongoDB, etc.
• Proficiency in application deployment on Linux or Ubuntu environments
• Proficiency in JavaScript languages like React and/or Angular, along with a comprehensive experience in open-source frameworks
• Experience in server-client architecture project(s)
• Ability to prioritize in a chaotic and ambiguous environment
• An open, growth mindset when giving and receiving feedback