Senior Python Developer

Company Profile
XpressBees– a logistics company started in 2015 – is amongst the fastest growing companies of its
sector. While we started off rather humbly in the space of ecommerce B2C logistics, the last 5 years
have seen us steadily progress towards expanding our presence. Our vision to evolve into a strong full-
service logistics organization reflects itself in our new lines of business like 3PL, B2B Xpress and cross
border operations.
Our strong domain expertise and constant focus on meaningful innovation have helped us rapidly evolve
as the most trusted logistics partner of India. We have progressively carved our way towards best-in-
class technology platforms, an extensive network reach, and a seamless last mile management system.
While on this aggressive growth path, we seek to become the one-stop-shop for end-to-end logistics
solutions. Our big focus areas for the very near future include strengthening our presence as service
providers of choice and leveraging the power of technology to improve efficiencies for our clients.
Job Description 
XB is looking for driven & talented engineers to build highly scalable, reliable and performant cloud-
based platforms to drive the logistics business. You will have opportunities to make a big impact at XB
on the software solutions being built for Logistics businesses. We build a variety of technology products
that span multiple businesses. 
The challenges that SDEs at XB solve are big (handle 50 Lakh shipments per day!) and influence the E-
Commerce business in India in coming years. We are looking for individuals who are passionate about
creating new products, features, and services from scratch while managing ambiguity and the fast pace
of the company. The challenges span areas like highly scalable and reliable orchestration
platforms, Client Integration API frameworks, Billing Solutions, Workforce Engagement. Further you may
solve complex optimization problems like Vehicle routing, Allocation, Network Optimization etc. 
Roles & Responsibilities 

 You will be responsible for working with cross functional teams to deep dive into the
business and technology problems related to our portfolio of products, understanding the
gaps that exist in our current tools, and work within our team and with partner teams to
design best in class solutions.  
 You will have the opportunity to influence, invent, and design system architecture
across multiple product and technology spaces. 
 You will lead and mentor other talented engineers. You will be responsible for building
the best customer experience, keeping latency, security, and usability in mind. 
 You will interact with Product Managers and Designers and convert their vision into
a technical solution.  
 You will own portions of software deliverables including major critical path code from
your designs while finding opportunities to grow and mentor the team around you. 
 You will collaborate with other engineering leads and guide the team on software
development best practices and set examples by using them in solutions that you build.  
 You will own the end-to-end design of major deliverables, working closely with a team
of SDEs and Front-End Engineers to execute them. This is a high visibility and fast-paced
environment where you will make a direct impact on the customer experience and the
bottom line of the company. 

 
 You should have a commanding understanding of object-oriented design, data
structures and algorithms which you use to mentor a team of engineers. You should have
experience with agile methodologies, experience building scalable services and robust user
interfaces. We make extensive use of AWS Services (API Gateway, Lambda, SQS, etc.) and
prior experience is a plus. Experience with modern JavaScript frameworks (like angular,
react, backbone, and node.js) would be a plus. 

Qualifications 

 Experience developing cloud software services and an understanding of design for
scalability, performance, and reliability. 
 Development experience defining, developing and maintaining web service API's 
 Demonstrated ability to mentor other software developers to maintain architectural
vision and software quality. 
 Experience in communicating with users, other technical teams, and senior
management to collect requirements, describe software product features, technical designs,
and product strategy. 
 Experience taking a leading role in building complex software systems that have been
successfully delivered to customers. 
 Knowledge of professional software engineering practices & best practices for the full
software development life cycle, including coding standards, code reviews, source control
management, build processes, testing, and operations. 
 Experience with distributed computing and enterprise-wide systems 
 Deep understanding of CS fundamentals including data structures, algorithms and
complexity analysis. 
 Experience building large-scale, high-performance systems in a complex, multi-tiered,
distributed environment. 
 Design and architecture expertise as well as familiarity with object-oriented analysis and
design patterns (OOA/OOD). 
 Ability to thrive in a fast-paced, dynamic environment.

5+ year’s hands-on product development experience,
technical solutions implementation, architecture design, evaluation
and investigation in a cloud environment (specifically AWS and/or
Azure), preferably with IoT products.
● Working with smaller startups or mid-sized companies
Experience in one of following programming languages:
Python/Node.js
● Python and restful API frameworks. Experience of
working/integrating with cloud services providers like AWS
(preferred) / Azure / GCP
● Good understanding of HTML, CSS, Javascript & jQuery. Hands
on experience with React.js/React.native Experience in REST APIs,
SSO.
● Experience with server-side programming in a high volume
large system / application environment including the availability,
scalability, resiliency, and performance design patterns
● Management of hosting environment, including database
administration (preferably relational databases MySQL, Postgres etc.)
● Familiarity with software configuration management tools,
defect tracking tools, peer review tools and source control systems
(like git). Create and maintain good quality software documentation.
● Experience & willingness to work with overseas (e.g. USA)
customers and product management teams
● Experience building, leading, managing and mentoring highperformance engineering teams of 3-10 engineers
● Good verbal & written communication skills in English

CANDIDATES MUST HAVE
• Experienced in designing and integrating RESTful APIs
• Knowledge of Python
• Excellent debugging and optimization skills

SKILLS
• 3-5 years of experience building large-scale software applications and working with large
software teams.
• Bachelor’s degree in computer science, information technology, or engineering
• Experience designing and integrating RESTful APIs
• Knowledge of Python and Backend Development
• Experience building Web/Mobile applications
• Excellent debugging and optimization skills
• Unit and Integration testing experience
• Being knowledgeable about engineering processes and good practices
• Passionate about learning new tools. Ability to continuously learn and acquire
knowledge.
• Able to adapt to changing complexity of tasks.

Job Type: Full-time

Positions : 2-3

CTC Offering : 40,000 to 55,000/month

Job Location: Remote for 6-12 months due to the pandemic, then Mumbai, Maharashtra

Required experience:
Minimum 1.5 to 2 years of experience in Web & Backend Development using Python and Django with experience in some form of Machine Learning ML Algorithms

Overview
We are looking for Python developers with a strong understanding of object orientation and experience in web and backend development. Experience with Analytical algorithms and mathematical calculations using libraries such as Numpy and Pandas are a must. Experience in some form of Machine Learning. We require candidates who have working experience using Django Framework and DRF

Key Skills required (Items in Bold are mandatory keywords) :
1. Proficiency in Python 3.x based web and backend development
2. Solid understanding of Python concepts
3. Strong experience in building web applications using Django
4. Experience building REST APIs using DRF or Flask
5. Experience with some form of Machine Learning (ML)
6. Experience in using libraries such as Numpy and Pandas
7. Some form of experience with NLP and Deep Learning using any of Pytorch, Tensorflow, Keras, Scikit-learn or similar
8. Hands on experience with RDBMS such as Postgres or MySQL
9. Comfort with Git repositories, branching and deployment using Git
10. Working experience with Docker
11. Basic working knowledge of ReactJs
12. Experience in deploying Django applications to AWS,Digital Ocean or Heroku

KRAs includes :
1. Understanding the scope of work
2. Understanding and adopting the current internal development workflow and processes
3. Understanding client requirements as communicated by the project manager
4. Arriving on timelines for projects, either independently or as a part of a team
5. Executing projects either independently or as a part of a team
6. Developing products and projects using Python
7. Writing code to collect and mathematically analyse large volumes of data.
8. Creating backend modules in Python by building or reutilizing existing modules in a manner so as to provide optimal deliveries on time
9. Writing Scalable, maintainable code
10. Building secured REST APIs
11. Setting up batch task processing environments using Celery
12. Unit testing prepared modules
13. Bug fixing issues as reported by the QA team
14. Optimization and performance tuning of code

Bonus but not mandatory
1. Nodejs
2. Redis
3. PHP
4. CI/CD
5. AWS

We are looking for a Python Web Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application; therefore, a basic understanding of front-end technologies is necessary as well.

• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Integration of user-facing elements developed by front-end developers with server side logic
• Implementation of security and data protection
• Integration of data storage solutions 

We are looking for someone who knows C/C++, Python

Skills
1. Ability to read the documentation and perform 3rd party API integrations
2. Experience with Postgres and Redis
3. Experience with AWS - EC2, RDS, DynamoDB, etc
4. Experience with Python

Dashboard
Skills
1. Experience with Django
a. Django Web
b. Django REST
c. Django Channels
d. Django Celery (Queues and Brokers)
2. Experience creating a dashboard with login, user profiles, roles and permissions, reports
3. Experience with Facebook and Twitter OAuth
4. Experience with handling database migrations


Chatbot
Skills
1. Basic understanding of NLP - intents and entities
2. Strong understanding of dialogue management and conversation flow
3. Integrations with Facebook and Twitter APIs.
4. Creating and managing Facebook and Twitter apps
5. Understanding of webhooks and REST APIs.

We are looking for startup enthusiasts to join a fast-paced startup team which is funded by billion dollar companies. The vision is to create the next biggest mobile app in India. We invite the best to be a part of this journey. You will be responsible for full-stack, client-side and server-side development of new and existing products using Python. This will involve working in a team to develop software and unit tests, following an agile methodology. Primary responsibilities: - Integrating existing software and developing new software solutions; - Creating APIs and test plans; - Ensuring product quality through unit testing, system testing, and continuous integration; - Investigating new technologies and continually updating technical knowledge and skills; Technical Skills Required: - Deep understanding of Python(Client and Server); - Full understanding of APIs - creation, and maintenance; - Hands-on experience on working with Django; - Understanding fundamental design principles behind a scalable application; - Proficient understanding of code versioning tools, such as Git

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