
Principal Engineer (Python)
at FinTech product company from UK,
Your Responsibilities:
- Own the backend stack – Python based, that powers our product
- Collaborate with Data Scientists, Backend Developers(Node.js), Front-end developers, DevOps to design and implement new features
- Build and maintain several Backend Jobs and REST’ful Services which will be used internally in a Macroservices/Distributed services environment.
- Deploy and monitor the Jobs and endpoints ensuring availability and scalability(ability to handle 100X data processing load)
- Work on full project lifecycle starting from requirements gathering/understanding the problem to deploying and maintaining the project.
Skills that you bring Along:
- A minimum 8+ years of extensive work experience with Python and related frameworks – particularly Flask.
- Extensive experience in designing and scheduling backend Python jobs
- Hands on working in different file formats like Json, Parquet, csv etc. coming from Data Science side.
- Extensive experience with databases such as Postgres and Mongo.
- Extensive experience in Cloud Infrastructure (AWS based) – e.g. AWS API Gateway, Lambda Functions etc.
- Experience with cache like Redis and/or Memory cache
- Good experience in Microservices/Macroservices or Event driven Architectures
- Good experience with design patterns
- Experience in writing advanced SQL-queries, good knowledge of PL/SQL
- Good understanding of Software Design Principles and domain-driven design
- Good experience with Continuous Delivery and Containerization(Docker)
- Good experience in designing and maintaining REST’ful API endpoints
- Ideally maintaining infrastructure-as-code using Terraform
- Ideally experience in parallel data processing and building end-to-end Data Pipelines using tools such as Airflow/Prefect and Spark/Dask
- Excellent communication skills and the ability to explain complex topics in a simple manner

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Job Title : Python Django Developer
Experience : 3+ Years
Location : Gurgaon
Working Days : 6 Days (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.
Technical Skills : Python, Django (or Flask), PostgreSQL/MySQL, SQL & NoSQL ORM, 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.
- Develop backend components, server-side logic, and statistical models.
- Design and implement high-availability, low-latency applications with robust data protection and security.
- Contribute to the development of highly responsive web applications.
- Collaborate with cross-functional teams on system design and integration.
Mandatory Skills :
- Strong programming skills in Python and Django (or similar frameworks like Flask).
- Proficiency with PostgreSQL / MySQL and experience in writing complex queries.
- Strong understanding of SQL and NoSQL ORM.
- Solid grasp of data structures, multithreading, and operating system concepts.
- Experience with RESTful API development and implementation of API security.
- Knowledge of JSON/XML and their use in data exchange.
Good-to-Have Skills :
- Experience with Redis, MQTT, and message queues like RabbitMQ or Kafka
- Understanding of microservice architecture and third-party API integrations (e.g., payment gateways, SMS/email APIs)
- Familiarity with MongoDB and other NoSQL databases
- Exposure to data science libraries such as Pandas, NumPy, Scikit-learn
- Knowledge in building and integrating statistical learning models.
Job Title: Python Developer (Full Time)
Location: Hyderabad (Onsite)
Interview: Virtual and Face to Face Interview (Last round)
Experience Required: 4 + Years
Working Days: 5 Days
About the Role
We are seeking a highly skilled Lead Python Developer with a strong background in building scalable and secure applications. The ideal candidate will have hands-on expertise in Python frameworks, API integrations, and modern application architectures. This role requires a tech leader who can balance innovation, performance, and compliance while driving successful project delivery.
Key Responsibilities
- Application Development
- Architect and develop robust, high-performance applications using Django, Flask, and FastAPI.
- API Integration
- Design and implement seamless integration with third-party APIs (including travel-related APIs, payment gateways, and external service providers).
- Data Management
- Develop and optimize ETL pipelines for structured and unstructured data using data lakes and distributed storage solutions.
- Microservices Architecture
- Build modular, scalable applications using microservices principles for independent deployment and high availability.
- Performance Optimization
- Enhance application performance through load balancing, caching, and query optimization to deliver superior user experiences.
- Security & Compliance
- Apply secure coding practices, implement data encryption, and ensure compliance with industry security and privacy standards (e.g., PCI DSS, GDPR).
- Automation & Deployment
- Utilize CI/CD pipelines, Docker/Kubernetes, and monitoring tools for automated testing, deployment, and production monitoring.
- Collaboration
- Partner with front-end developers, product managers, and stakeholders to deliver user-centric, business-aligned solutions.
Requirements
Education
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
Technical Expertise
- 4+ years of hands-on experience with Python frameworks (Django, Flask, FastAPI).
- Proficiency in RESTful APIs, GraphQL, and asynchronous programming.
- Strong knowledge of SQL/NoSQL databases (PostgreSQL, MongoDB) and big data tools (Spark, Kafka).
- Familiarity with Kibana, Grafana, Prometheus for monitoring and visualization.
- Experience with AWS, Azure, or Google Cloud, containerization (Docker, Kubernetes), and CI/CD tools (Jenkins, GitLab CI).
- Working knowledge of testing tools: PyTest, Selenium, SonarQube.
- Experience with API integrations, booking flows, and payment gateway integrations (travel domain knowledge is a plus, but not mandatory).
Soft Skills
- Strong problem-solving and analytical skills.
- Excellent communication, presentation, and teamwork abilities.
- Proactive, ownership-driven mindset with the ability to perform under pressure.
Responsibilities :
● Designing and developing robust and scalable server-side applications using Python, Flask, Django, or other relevant frameworks and technologies.
● Collaborating with other developers, data scientists, and data engineers to design and implement RESTful APIs, web services, and microservices architectures.
● Writing clean, maintainable, and efficient code, and reviewing the code of other team members to ensure consistency and adherence to best practices.
● Participating in code reviews, testing, debugging, and troubleshooting to ensure the quality and reliability of applications.
● Optimising applications for performance, scalability, and security, and monitoring the production environment to ensure uptime and availability.
● Staying up-to-date with emerging trends and technologies in web development, and evaluating and recommending new tools and frameworks as needed.
● Mentoring and coaching junior developers to ensure they grow and develop their skills and knowledge in line with the needs of the team and the organisation.
● Communicating and collaborating effectively with other stakeholders, including product owners, project managers, and other development teams, to ensure projects are delivered on time and to specification.
You are a perfect match, if you have these qualification :
● Strong experience in Python and server-side development frameworks such as Flask or Django.
● Experience in building RESTful APIs, web services, and microservices architectures.
● Experience in using database technologies such as MySQL, PostgreSQL, or MongoDB.
● Familiarity with cloud-based platforms such as AWS, Azure, or Google Cloud Platform.
● Knowledge of software development best practices such as Agile methodologies, Test-Driven Development (TDD), and Continuous Integration/Continuous Deployment (CI/CD).
● Excellent problem-solving and debugging skills, and the ability to work independently as well as part of a team.
Strong communication and collaboration skills, and the ability to work effectively with other stakeholders in a fast-paced environment
About Merito :-
Merito is a curated talent platform where we identify, assess, and connect candidates for matching job opportunities. We are working with the mission to change the way hiring is done. The company is founded by a team consisting of alumni from IIM Ahmedabad, McKinsey with more than 2 decades of experience in recruitment, training, and coaching.
About Our Client :-
Our client is headquartered in California and Y Combinator backed Shopify-like platform for creators & knowledge professionals (coaches, instructors, experts, artists etc.) to launch, manage and grow their business online. Founded by IIT/ IIM/ BITS/ Yale/ BCG Alumni and 3X Entrepreneurs, they are well funded and backed by top Indian VC firms along with start-up veterans like Kunal Shah (CRED). The company is founded by alumni from top IITs, IIMs, BITS, Yale including ex-entrepreneurs and from firms such as BCG, Hike, Dunzo and P&G.
Since the launch of its first version in December 2020 they have grown 25X. Creators have earned more than $1 Million since launch through the platform.
We have just closed our series A (yet to announce) and are looking to build out our leadership team across functions.
Job Description :-
We are looking for Sr. Backend Developers who have the passion to solve complex problems at scale and who will be able to drive the technical architecture and product development
Your responsibilities :-
- Own and drive product development and engineering management in a fast paced, rapidly changing environment.
- Understand business processes and functional requirements and map them to tangible software products using apt, efficient and quality technical solutions.
- Build and lead the technical team with focus on infusing culture resulting in energetic & positive outcomes.
- Review and influence new evolving design, architecture, standards and methods with stability, maintainability and scalability in mind.
- Constantly be on the lookout for ways to improve the product and processes built for resolving issues proactively and deliver better value to the customers.
Required Skills :-
- A completed Bachelor`s degree in Computer Science or related field
- 3+ years professional experience in software development
- Proficiency in, at least, one modern programming language; Python would be preferred with knowledge of Django
- Computer Science fundamentals in object-oriented design
- Computer Science fundamentals in data structures
- Computer Science fundamentals in algorithm design, problem solving, and complexity analysis
- Git or other distributed version control system
- Experience in early-stage startup environment and inherent hustle factor would be an advantage
Skills
Pyhton,Postgres,Redis
Regards
Team Merito
2. Completly handle website which is created by Django framework.
3. Handle payment gateway integration.
• BE/B. Tech. Computer Science or MCA from a reputed University.
• 8+ Years of experience in software development, with emphasis on JAVA/J2EE Server side
programming.
• Hands on experience in Core Java, Multithreading, RMI, Socket programing, JDBC, NIO,
webservices and Design patterns.
• Should have Knowledge of distributed system, distributed caching, messaging frameworks, ESB
etc.
• Knowledge of Linux operating system and PostgreSQL/MySQL/MongoDB/Cassandra database is
essential.
• Additionally, knowledge of HBase, Hadoop and Hive are desirable.
• Familiarity with message queue systems and AMQP and Kafka is desirable.
• Should have experience as a participant in Agile methodologies.
• Should have excellent written and verbal communication skills and presentation skills.
• This is not a Fullstack requirement, we are purely looking out for Backend resources.
Roles & Responsibilities:
- You will be coordinating our enterprise account-specific teams called squads, consisting of members from engineering, machine-learning, and conversation-design teams.
- There are five working groups in the organization, (i) Business (ii) Research (iii) Solutions (iv) Product, and (v) Operations, where you will be joining the Solutions, working group.
- You will be collaborating with the sales team to design an appropriate solution to the customer's problems and help them showcase the value of the product.
- You will be collaborating with the operations team to ensure we are not compromising on our quality standards.
- You will also be co-working with the product working group to help them improve the overall platform and to prioritize the high-impact initiatives in the roadmap.
Work you will be doing:
- You will be building bespoke voice bots for enterprise clients using internal tools.
- You're expected to help build the Solutions stack whose goal is to reduce the amount of effort put into building our voice bots.
- You will be involved in analyzing client calls where you're expected to use either data pipelines or SQL to get insights into caller behavior.
Technical (Mandatory) Requirements
- Professional experience of at least 1 year.
- Has experience with integrating or building HTTP APIs
- Has hands-on experience working with Python
- Good communicator
Optional Requirements:
- Has experience working in any of Django Rest Framework, Redis, Celery
Technical Stack
Skit uses a microservices architecture where we employ both HTTP and GRPC to communicate between our services
Day to Day Responsibilities:
1. Develop Django based RESTful APIs and WebSockets
2. Manage and mentor the junior and intern developers to deliver the project requirements in the given timeline
3. Carry out Database Modelling and Designing
4. Make DFDs, ER diagrams, etc.
5. Integrate Python APIs/endpoints to other Python outputs (JSON, etc.)
6. Work with clean code writing practices and structure the code for collaborated development
7. Analyze different use-cases and coming up with creative solutions
8. Build reusable components and back-end libraries for future use
9. Participate in daily scrums
10. Work on responsive web development
11. Work with the team to manage, optimize, and customize multiple web applications
12. Learn and work using new technologies
13. Work on being involved and participate in the overall application lifecycle
14. Work with a focus on coding and debugging
15. Collaborate with front-end developers







