Quantsapp is India's first Option Trading Analytics platform on mobile. With
ever-growing users,
it makes us one of the fastest growing platform for options trading in India.
Quantsapp wants to accelerate its growth even more and capture new
countries which requires the development team to grow.
At Qauntsapp we are looking for a dynamic team mate to take up a role of
Server side development to support the brain behind the application.
Job Summary :
- You will be responsible for developing new logics / products / features as
described by the business / research team.
- An ideal candidate should be strong in mathematical processes like
optimizations, matrix algebra, differential equation, simulation process etc.
and should also possess decent hands-on experience on python, sql server and
preferably Aws. IIT graduation is a plus.
Responsibilities :
- Create algorithms from scratch
- Create products and backend API's as described by the business team
- Back-test and create hypothesis as desired by the research team
- Code the backend of logics for consumption by the UI team
- Deploy websockets, rest api's & dynamic tcp, udp based data flow
- Deployment and maintenance of codes with version control
Requirements :
- Should possess a good knowledge of advanced computing and mathematical
process
- Strong hands-on on Python and optionally Matlab
- Knowledge of databases like Sql & No Sql
- Ability to work with tight time lines
- In depth knowledge and good hands on experience on Pandas and Numpy
- Knowledge of Option Markets is a plus
- Excellent organizational and multitasking ability
- Experience on AWS Cloud is a plus

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Experience : 5 to 8 Years
Location : Pune, India (Hybrid – 3-4 days WFO, 1-2 days WFH)
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- Junior : 3 to 5 Years
- Senior : 5 to 8 Years
Mandatory Skills : Python 3.x, REST APIs, multithreading, Celery, encryption (OpenSSL/cryptography.io), PostgreSQL/Redis, Docker/K8s, secure coding
Nice to Have : Experience with EFSS/DRM/DLP platforms, delta sync, file systems, LDAP/AD/SIEM integrations
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- Design and develop backend services for DRM enforcement, file synchronization, and endpoint telemetry.
- Build scalable Python-based APIs interacting with file systems, agents, and enterprise infra.
- Implement encryption workflows, secure file handling, delta sync, and file versioning.
- Integrate with 3rd-party platforms: LDAP, AD, DLP, CASB, SIEM.
- Collaborate with DevOps to ensure high availability and performance of hybrid deployments.
- Participate in code reviews, architectural discussions, and mentor junior developers.
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✅ Required Skills :
- 5 to 8 years of hands-on experience in Python 3.x development.
- Expertise in REST APIs, Celery, multithreading, and file I/O.
- Proficient in encryption libraries (OpenSSL, cryptography.io) and secure coding.
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➕ Preferred Skills :
- Background in DRM, EFSS, DLP, or enterprise security platforms.
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Job Title : Python Django Developer
Experience : 3+ Years
Location : Gurgaon Sector - 48
Working Days : 6 Days WFO (Monday to Saturday)
Job Summary :
We are looking for a skilled Python Django Developer with strong foundational knowledge in backend development, data structures, and operating system concepts.
The ideal candidate should have experience in Django and PostgreSQL, along with excellent logical thinking and multithreading knowledge.
Main Technical Skills : Python, Django (or Flask), PostgreSQL/MySQL, SQL & NoSQL ORM, Microservice Architecture, Third-party API integrations (e.g., payment gateways, SMS/email APIs), REST API development, JSON/XML, strong knowledge of data structures, multithreading, and OS concepts.
Key Responsibilities :
- Write efficient, reusable, testable, and scalable code using the Django framework
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- Collaborate with cross-functional teams on system design and integration
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- Strong programming skills in Python and Django (or similar frameworks like Flask).
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Strong Senior Backend Engineer profiles
Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems
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Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices
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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: Python Developer
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.
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● 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
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● Having 2 - 5 years of experience
● Degree from a premier institute like IIT/NIT/BITS is desirable
● A strong expertise in Python framework (like Django, Flask or Pyramid)
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● Knowledge of object-relational mapping (ORM)
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● knowledge and hands-on experience in API security standards and implementation
(Oauth, OpenId)
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integration with internal and external systems.
● 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
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● 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 startup
Location: HSR Layout, Bangalore
Notice Period: Immediate to 15 Days
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Candidates should have worked with Startups (IT Product Firms)
Should be from B2C Firms/Product/SaaS Firms
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Your Experience Across The Years in the Roles You’ve Played
- 6+ years of technology experience (at least 2 years in direct engineering management)
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appropriate solutions.
✔ Work closely with the product and customer teams to effectively drive innovative
solutions and drive adoption of features.
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✔ Experience level 4+ years.
✔ A bachelor's or master’s degree in Computer Science/Software Engineering
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