Designing and developing high-volume, low-latency applications for
critical systems and delivering high-availability and performance
• Contributing in all phases of the development lifecycle
• Writing well designed, testable, efficient code
• Test cases should be upto the mark
• Performance tuning knowledge is a must. Experience is an added advantage.
• In Backend – fundamentals of all languages is a must• Good hands-on software development experience with proven working experience
in Python development
• Expert in Python, with knowledge of at least one Python web framework (such
as Django, Flask)
• 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
• Strong unit test and debugging skills
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and
CSS3
• Understanding of memory model/GC from performance point of view.

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Role : Python Django Developer (Immediate Joiner)
Location : Gurugram, India (Onsite)
Experience : 4+ Years
Working Days : 6 Days WFO (Monday to Saturday)
Job Summary :
We are looking for an experienced Python Developer with strong expertise in Django to join our team. The ideal candidate will have 4+ years of hands-on experience in building robust, scalable, and efficient web applications.
Proficiency in RabbitMQ, Redis, Celery, and PostgreSQL is essential for managing background tasks, caching, and database performance.
Mandatory Skills : Python, Django, RabbitMQ, Redis, Celery, PostgreSQL, RESTful APIs, Docker.
Key Responsibilities :
- Develop, maintain, and enhance Django-based web applications and RESTful APIs.
- Design and implement message broker systems using RabbitMQ for asynchronous communication.
- Integrate Redis for caching and session management to improve application performance.
- Utilize Celery for managing distributed task queues and background processing.
- Work with PostgreSQL for schema design, optimization, and query tuning.
- Collaborate with cross-functional teams including front-end developers and DevOps engineers.
- Write clean, maintainable, and well-documented code aligned with industry best practices.
- Debug and troubleshoot issues across the application stack.
- Participate in system architecture discussions, code reviews, and agile ceremonies.
- Ensure performance, scalability, and security of applications.
Technical Skills Required :
- Minimum 4+ years of hands-on experience with Python and Django.
- Proficiency with RabbitMQ for message brokering.
- Experience with Redis for caching and session storage.
- Practical knowledge of Celery for asynchronous task processing.
- Strong command over PostgreSQL including complex queries and optimization techniques.
- Experience developing and consuming RESTful APIs.
- Familiarity with Docker and containerization concepts.
Preferred Skills :
- Exposure to CI/CD tools and processes.
- Experience with cloud platforms such as AWS or GCP.
- Understanding of Django ORM performance tuning.
- Basic knowledge of front-end technologies (HTML, CSS, JavaScript).
Essential Skills (Two top
skills)
Java 8
AWS – ECS, SQS
B) Other Information
Educational
Qualifications
Graduate
Experience Mid-level (5+)
Minimum Qualifications:
Java 8 bases web application developer
hands on experience with writing sql queries (RDS)
AWS knowledge like ECS, SQS;
understands CICD and git
webserver – tomcat
uses best practice for code quality, static & dynamic
security scans
Bachelor’s in computer science/Information
Technology or related field
Outstanding at triage or analysis of situations for
production support
Excel with on time delivery with minimal direction
Effective verbal and written communicator
Effective participant of requirements gathering
requirements analysis
Must-Have Technology Skills:
- OOP Concept, Java 8+, Spring Boot, API development, Agile Scrum knowledge, Strong Databases design concepts of RDBMS, and capable of writing and optimizing complex queries.
Good understanding of any Database tool e.g. Postgres, MySQL, etc., - DevOps basic knowledge e.g. implementation of logging in the code, Application Performance Management.
- Basic API & Application security, and Basics of tuning application performance.
- Basic Understanding of DevOps concepts e.g. CI & CD, Deployment lifecycle, Basic understanding of unit testing concepts e.g. TDD (test-driven development).
- A basic understanding of Microservices patterns
- A basic understanding of Java scripting.
- Good understanding of UI Frameworks like Angular 8+
Must-Have Soft Skills:
- Verbal & Written English communication, Good Problem-solving skills,
- Good Planning skills,
- Team Player,
- Good leadership skills
- Good written and verbal communication
Job Description
- Good experience as a full-stack developer in DB-centric applications and should be able to write and optimize complex database queries
- Requirement gathering & understanding, effort estimation, technical design, project planning, and monitoring in an Agile environment.
- Work proactively & independently to address project requirements, and articulate issues/challenges with enough lead time to address project delivery risks.
- Providing expertise in technical analysis and solving technical issues during project delivery.
- Customer interfacing - understand customer requirements, and propose technical solutions.
- Full Software Development Lifecycle (Agile).
- Code reviews, test case reviews and ensure code developed meets the requirements.
- Component Design/ Coding/ Unit Testing/ Debugging / Test Driven Development / Continuous Integration.
- Carry out adaptive changes necessitated by changes in Business Requirements and Technology
- B.E Computer Science or equivalent
- 3 years experience with the Django framework
- Experience with building APIs (REST or GraphQL)
- Strong Troubleshooting and debugging skills
- React.js knowledge would be an added bonus
- Understanding on how to use a database like Postgres (prefered choice), SQLite,
MongoDB, MySQL.
- Sound knowledge of object-oriented design and analysis.
- A strong passion for writing simple, clean and efficient code.
- Proficient understanding of code versioning tools Git.
- Strong communication skills.
Experience:
- Min 3 year experience
- Startup experience is a must.
Location:
- Remote developer
Timings:
- 40 hours a week but with 4 hours a day overlapping with client timezone. Typically
clients are in California PST Timezone.
Position:
- Full time/Direct
Other Benefits
- We have great benefits such as PF, medical insurance, 12 annual company holidays, 12
PTO leaves per year, annual increments, Diwali bonus, spot bonuses and other
incentives etc.
- We dont believe in locking in people with large notice periods. You will stay here
because you love the company. We have only a 15 days notice period.
-
Expert knowledge of computer science, with strong competencies in data structures, algorithms,
and software design.
-
Strong understanding of end-to-end architectures and development frameworks; knowledge
across tiers in a multi-tier cloud environment including load balancers, web servers, application
containers, data stores, and distributed caches.
-
Minimum 6 years of experience with deep technical knowledge and hands on skills in Java.
-
Has worked extensively on caching technologies such as Redis, memcache.
-
Should be strong with Data Strcutures, Algorithms & OOPs concepts.
-
Worked on NoSQL databases such as MongoDb.
-
Designed and developed highly scalable multi-threaded large scale distributed systems.
-
Well versed with services and micro-services architecture.
-
-
Usage of containers, virtual machine systems, cloud computing.
-
As an experienced engineer we know that you have built software to solve various business problems at your previous workplaces. You may have also explored technologies on your own for your learning or hobby projects.
- You will be building APIs for the Synup platform and also UI to make our platform capabilities available to our customers.
- You and the team that you are a part of will be collectively responsible building performant software and customer experiences that scale to our next million customers.
- You will be responsible for writing technical specs and contributing to it's implementation. We expect that you would have done the same in your previous workplaces.
- Other folks on our team are looking forward to learn from your experiences.
For engineers that join our team
- We expect you to be good with Ruby or Python to build APIs.
- You will be contributing to our UI that is built with React and GraphQL.
- We hope our team members have a strong grasp of software design patterns and know when to put them to good use.
- Experience with an SQL datastore would help a lot. PostgreSQL is our primary datastore.
- We optimize our search functionality and rollup reports by using ElasticSearch
- We expect that you have used Redis. Redis is our swiss army knife to solve a lot of problems apart from just caching.

• Architecture: Knowledge of data structures and an eye for architecture.
• Strong coding/debugging abilities: You have advanced knowledge of at least one
programming language, and are happy to learn more. Either Go or Java
• Distributed Systems: Experience building distributed systems at scale.
• Fast learner:
• A team player:
• Design and business acumen
Basic Qualifications
• 8 years of experience profeciency in Java or Go language and in handling large data systems
• Proficiency in Spark and related big data handling architectures• Proficiency in SQL
Location: Bangalore
We are looking for the right Backend Developer.
What you will work on Build a scalable API platform that will enhance our customer experience & propel our logistics. You will be part of our Bangalore team of ambitious and talented engineers, who put their best together to build architecturally sound & scalable systems.
What can CasaOne promise you –
An opportunity to - increase your rate of learning exponentially by defining hard problems and solving them - partake in a high-growth journey and increase revenues 5x+ Y-o-Y - be an early innovator in the shifting trend: ‘ownership economy’ -> ‘access economy’ - build a category-defining platform for FF&E (Furniture, Fixture, and Equipment) leasing - build high-performance teams
The must-haves
• Bachelor’s or Master’s degree in engineering
• Good understanding of algorithms, data structures & design patterns
• A minimum of 4 years of work experience Experience required in
• Building distributed systems & service-oriented architecture
• Asynchronous programming, Test Driven Development (TDD)
• Writing (delightful) APIs & integration patterns
• RDBMS & NoSql databases
• Continuous integration & deployment (CI/CD) tools like git, Jenkins
• Cloud computing platforms - AWS/ Azure/ Google Cloud
Good to know CasaOne backend services are written in NodeJS. Experience in NodeJS will be handy, but it isn’t mandatory.






