Python developer

Job Title : Java Backend Developer

Experience : 3 – 8 Years

Location : Pune (Onsite) (Pune candidates Only)

Notice Period : Immediate to 15 Days (or serving NP whose LWD is near)

About the Role :

We are seeking an experienced Java Backend Developer with strong hands-on skills in backend microservices development, API design, cloud platforms, observability, and CI/CD.

The ideal candidate will contribute to building scalable, secure, and reliable applications while working closely with cross-functional teams.

Mandatory Skills : Java 8 / Java 17, Spring Boot 3.x, REST APIs, Hibernate / JPA, MySQL, MongoDB, Prometheus / Grafana / Spring Actuators, AWS, Docker, Jenkins / GitHub Actions, GitHub, Windows 7 / Linux.

Key Responsibilities :

• Design, develop, and maintain backend microservices and REST APIs
• Implement data persistence using relational and NoSQL databases
• Ensure performance, scalability, and security of backend systems
• Integrate observability and monitoring tools for production environments
• Work within CI/CD pipelines and containerized deployments
• Collaborate with DevOps, QA, and product teams for feature delivery
• Troubleshoot, optimize, and improve existing modules and services

Mandatory Skills :

• Languages & Frameworks : Java 8, Java 17, Spring Boot 3.x, REST APIs, Hibernate, JPA
• Databases : MySQL, MongoDB
• Observability : Prometheus, Grafana, Spring Actuators
• Cloud Technologies : AWS
• Containerization Tools : Docker
• CI/CD Tools : Jenkins, GitHub Actions
• Version Control : GitHub
• Operating Systems : Windows 7, Linux

Nice to Have :

• Strong analytical and debugging abilities
• Experience working in Agile/Scrum environments
• Good communication and collaborative skills

* Python (3 to 6 years): Strong expertise in data workflows and automation

* Spark (PySpark): Hands-on experience with large-scale data processing

* Pandas: For detailed data analysis and validation

* Delta Lake: Managing structured and semi-structured datasets at scale

* SQL: Querying and performing operations on Delta tables

* Azure Cloud: Compute and storage services

* Orchestrator: Good experience with either ADF or Airflow

Our client has a B2C startup in the Fintech space building the payment system for the

subscription economy. We have raised pre-seed funding from some of the leading

investors in the country. A small brief about their product - To build the payment

system for the subscription economy and make it easier to discover and manage

subscription payments in India and abroad. To give subscription merchants the

power to increase their offering by providing user subscription data, multiple login

authentication, distribution and one click subscription checkouts. To enable users to

participate in the subscription economy & increase adoption of new subscriptions.

The core team come from strong backgrounds having been alumni of IIT Madras,

IIM Calcutta as well as having worked with some of the top startups in the

ecosystem including Swiggy, Mckinsey, Barclays, etc..

What we're looking for

We are looking for an experienced Python developer to join our engineering team

and help us develop our mobile application. In this role, you will be responsible for

writing and testing scalable code, developing back-end components, and integrating

user-facing elements in collaboration with front-end developers.

To be successful as a Python developer, you should possess in-depth knowledge of

object-relational mapping, experience with server-side logic, and above-average

knowledge of Python programming.

As one of the earliest members in engineering, you will have the flexibility to design

the application and systems from ground up. As any early-stage start-up, we expect

you to be comfortable wearing various hats, and be proactive contributor in building

something truly remarkable.

Responsibilities

Coordinating with development teams to determine application requirements.Python Backend Developer

2

Writing scalable code using Python programming language.

Developing back-end components.

Implement business logic in the backend

Integrating user-facing elements using server-side logic.

Create restful APIs for a seamless integration with our mobile front end

Testing and debugging applications.

Assessing and prioritizing client feature requests.

Integrating data storage solutions.

Coordinating with front-end developers.

Reprogramming existing databases to improve functionality.

Developing digital tools to monitor online traffic.

Qualifications

4+ years of experience in Python, Django, Mongo, Express, MySQL, etc

Have built applications capable of serving high volume with low latency in

production

Following practices of agile development with continuous integration/deployment

A deep understanding and multi-process architecture and the threading

limitations of Python.

Experience in deploying applications in AWS cloud

Ability to collaborate on projects and work independently when required.

Knowledge in building applications for Fintech/payments domain is a bonus

Bachelor's or Master's degree in CS or equivalent from a reputed institution

We are seeking a skilled NestJS/PostgreSQL Developer to join our development team. As a NestJS/PostgreSQL Developer, you will be responsible for designing and implementing server-side applications, APIs, and databases using NestJS framework and PostgreSQL. You will work closely with other developers, stakeholders, and project managers to deliver high-quality software solutions.

Responsibilities:

1. Develop server-side applications and APIs using the NestJS framework.
2. Design and implement efficient and scalable database schemas using PostgreSQL.
3. Collaborate with front-end developers to integrate server-side logic with the user interface.
4. Write clean and maintainable code following best practices and coding standards.
5. Conduct code reviews and provide constructive feedback to improve code quality.
6. Optimize application performance and troubleshoot any issues or bugs.
7. Work closely with stakeholders to understand requirements and translate them into technical solutions.
8. Participate in the entire software development lifecycle, including planning, designing, coding, testing, and deployment.
9. Stay up-to-date with the latest trends and technologies in web development, NestJS, and PostgreSQL.

Requirements:

1. Bachelor's degree in Computer Science, Engineering, or a related field.
2. Proven experience (2-5 years) in server-side application development using NestJS framework.
3. Strong knowledge of TypeScript and JavaScript.
4. Experience with PostgreSQL or other relational databases.
5. Proficiency in building and consuming RESTful APIs.
6. Familiarity with Git version control system.
7. Good understanding of software development principles, design patterns, and best practices.
8. Excellent problem-solving and debugging skills.
9. Strong communication and collaboration skills.
10. Ability to work independently as well as in a team environment.

Preferred Qualifications:

1. Experience with other JavaScript frameworks such as Angular or React.
2. Knowledge of microservices architecture and containerization (e.g., Docker).
3. Familiarity with cloud platforms like AWS, Azure, or GCP.
4. Experience with testing frameworks (e.g., Jest, Jasmine).
5. Understanding of Agile/Scrum development methodologies.

• Research, design and build highly reliable, available, and scalable platforms.
• Explore design implications and work towards an appropriate balance between functionality, performance, and maintainability.
• Lead by example, mentor, and guide team members on everything from structured problem solving to development of best practices.
• Own large technical deliverables and execute in an exemplary way
• Be able to conceptualize and develop prototype quickly
• Working with a cross-discipline team (Design, Product, Engineer, Operations, Sales, Marketing).
• Active participation in the hiring process to bring quality engineers in the team. 
• Lead-out team meetings, stand-ups, and architecture/design discussions
• Writing bug-free code, participating in code reviews, designing/architecting systems of varying complexity and scope, and creating high-quality documentation supporting the design/coding tasks
• Identify areas of improvement in our frameworks, tools, processes and strive to make them better.
• Researching new technologies and adapting them to BeyondSkool’s requirements
• Own and commit to all your work, and be accountable for your results
• Using and understanding code from Open-Source projects
• Participate in a culture of code reviews, writing tech specs, and collaborating closely with other people
• Produce highly reliable systems that are thoroughly tested and benchmarked.
• Develop multi-tier scalable, high-volume performing, and reliable user-centric infrastructure that operates 24x7
• Scale distributed applications, make architectural trade-offs applying synchronous and asynchronous design patterns, and deliver with speediness and quality.

• Bachelor's degree in Computer Science or any other relevant field.
• Experience of 5 - 7 years as a back-end engineer preferably in a microservice environment.
• Strong proficiency of Node.js and frameworks available for it such as Express.js
• Strong proficiency in Javascript and TypeScript

• Must have worked building 2+ backend system using node.js and Express.js
• Strong understanding and experience of creating highly scalable and complex database design.
• Good understanding of Data Modeling using RDBMS and NoSQL (Cassandra, MongoDB, ElasticSearch, Redis) data stores
• Strong problem-solving skills with a good understanding of data structures and algorithms
• Strong understanding of front-end technologies, such as HTML5, and CSS3
• User authentication and authorization between multiple systems, servers, and environments
• Experience of creating highly scalable, fault tolerant, resilient distributed systems
• Strong knowledge of creating scalable system design and good understanding of microservice based architectures
• Understanding of caching enabled, PubSub and event driven architectures
• Hands on experience and good knowledge of AWS services
• Understanding automated testing platforms like selenium and unit tests like Chai, Mocha, Jasmine etc
• Proficient understanding of code versioning tools, such as Git
• Curiosity to explore the cutting-edge technologies and bake them in the products.
• Zeal and drive to take end to end ownership.

Roles and Responsibilities :

• Design, Develop, test and maintain software applications with MVC architectures, Microservices and scalable cloud-native apps.
• Perform hands-on coding and provide thoughtful code reviews
• Mentor and lead team members to continuously improve the quality and productivity of deliverables
• Demonstrate ability to work within an agile team as well as collaborate with many other teams on design and implementation strategies. Follow SCRUM Agile Development methodology
• Effective Communication Skills- An ability to express your ideas to the recipient & Co-ordinate and communicate with the cross-functional team along with the client's team
• Problem Solving, Hustler - Get Stuff Done, Self-Disciplined Open-minded, User-Focused, Adaptive
• Lean Principles & Analytical Thinking
• Project planning, timelines and milestones for execution and deliverables
• Participate in the Evaluation Review of your team member

Primary Skills

• Expert in Python with experience on Django.
• Expert in server programming, you should be able to implement complex business logic.
• Good understanding of the threading limitations of Python, and multi-process architecture.
• Good understanding of fundamental design principles behind a scalable application.
• Knowledge of event-driven programming in Python.
• Experience with python packages like Numpy, pandas, flask, Pyspark, pymongo, os, logging, re, pyyaml.
• Experience with swagger io module to expose API
• Strong unit test and debugging skills.
• At least 2 years of experience in RESTful API/HTTP/JSON`
• Knowledge of AWS cloud and python Boto lib.
• Proficient understanding of code versioning tools Like Git.
• Good understanding of Linux OS.

Secondary Skills:

• AWS Kinesis
• Web Sockets
• RAbbitMQ
• AWS Cloud formation

Roles & Responsibilities:

• Excellent problem-solving & analytical skills & OO principles
• Solid understanding of the data structure & algorithms.
• Expert knowledge with any one of the Javascript Framework such as Node Js.
• Any additional experience with Java or python, GoLang would be nice to have.
• Experience working with SQL database like MySQL or PostgreSQL
• Experience working with NoSQL databases like mongoDB, couchbase would be nice to have
• Working experience with cache like redis, mem cached or elasticache would be nice to have
• Working experience with Message Queues would be a great advantage.
• Experience with deployment & AWS would be nice to have
• Ability to do in depth analysis or problem statement or use case & Build robust & scalable architecture
• Logging & monitoring of the production system in real time
• Lead a team of 2-4 team members & make sure team practices defined coding practices across the project.