Back End Developer

Job description

Key Responsibilities

• Design, develop, and maintain serverless applications using AWS services such as Lambda, API Gateway, DynamoDB, and S3.
• Collaborate with front-end developers to integrate user-facing elements with server-side logic.
• Build and maintain RESTful APIs to support web and mobile applications.
• Implement security best practices for AWS services and manage IAM roles and policies.
• Optimize application performance, scalability, and reliability through monitoring and testing.
• Write clean, maintainable, and efficient code following best practices and design patterns.
• Participate in code reviews, providing constructive feedback to peers.
• Troubleshoot and debug applications, identifying performance bottlenecks and areas for improvement.
• Stay updated with emerging technologies and industry trends related to serverless architectures and Python development.

Qualifications

• Bachelors degree in Computer Science, Engineering, or related field, or equivalent experience.
• Proven experience as a Python backend developer, with a strong portfolio of serverless applications.
• Proficiency in AWS services, particularly in serverless architectures (Lambda, API Gateway, DynamoDB, etc.).
• Solid understanding of RESTful API design principles and best practices.
• Familiarity with CI/CD practices and tools (e.g., AWS CodePipeline, Jenkins).
• Experience with containerization technologies (Docker, Kubernetes) is a plus.
• Strong problem-solving skills and the ability to work independently and collaboratively.
• Excellent communication skills, both verbal and written.

Preferred Skills

• Experience with frontend technologies (JavaScript, React, Angular) is a plus.
• Knowledge of data storage solutions (SQL and NoSQL databases).
• AWS certifications (e.g., AWS Certified Developer Associate) are a plus.

Role Overview:

The AI Research Intern will focus on natural language processing (NLP) and working with large language models (LLMs). They will assist in refining and testing the retrieval-augmented generation (RAG) system for CopilotGTM.

Key Responsibilities:

• Assist in developing and refining NLP models to answer customer queries.
• Research and implement improvements to minimize hallucinations in the LLM.
• Test RAG model configurations and provide feedback to improve accuracy.
• Work with the engineering team to improve real-time product recommendations and responses.
• Analyze datasets and fine-tune models for specific use cases (e.g., sales, compliance).

Skills Required:

• Strong understanding of NLP and familiarity with LLMs (GPT, BERT, etc.).
• Basic coding experience in Python.
• Knowledge of data handling, data processing, and model training.
• Problem-solving ability and eagerness to experiment with new techniques.

Preferred:

• Experience with libraries like Hugging Face, PyTorch, or TensorFlow.
• Familiarity with retrieval-augmented generation (RAG) systems.

About Us:

DriveX is India’s largest used 2-wheeler platform founded by Narain Karthikeyan, India’s first Formula 1 racer. DriveX is a fully stacked platform having capabilities across the pre-owned vehicle value chain from procurement to refurbishment to retail and service of pre-owned two-wheelers.

Website- https://www.drivex.in

Location- Bangalore

Job Overview:

We are looking for a talented Python Developer to join our tech team. The successful candidate will be responsible for developing server-side logic, integrating front-end components, and supporting the development of scalable and high-performance applications. The Python Developer will collaborate with cross-functional teams to deliver high-quality software solutions.

Responsibilities:

1. Develop server-side logic using Python for seamless integration with front-end components.

2. Design and implement scalable and high-performance applications.

3. Collaborate with front-end developers to integrate user-facing elements with server-side logic.

4. Implement security and data protection features.

5. Work closely with the product management team to define and implement new features.

6. Optimize applications for maximum speed and scalability.

7. Collaborate with other team members and stakeholders to deliver software solutions that align with business requirements.

8. Stay up-to-date with industry trends and technologies, and apply them to the development process.

Requirements:

1. Proven 3+years of experience as a Python Developer.

2. Strong proficiency in Python, with a good understanding of their ecosystems. 3. Knowledge of server-side templating languages such as Jinja 2 or EJS.

4. Understanding of front-end technologies, such as HTML5, CSS3, and JavaScript.

5. Experience with data migration, transformation, and scripting.

6. Proficient understanding of code versioning tools, such as Git.

7. Knowledge of authentication and authorization mechanisms.

8. Familiarity with common front-end development tools, such as Babel, Webpack, etc. 9. Strong problem-solving skills and attention to detail.

10. Excellent communication and collaboration skills.

11. Ability to work well in a team-oriented, collaborative environment.

12. Experience with microservices architecture is a plus.

Function: Software Engineering → Backend Development

• Python
• Flask

Requirements:

• Should be a go-getter, ready to shoulder more responsibilities, shows enthusiasm and interest in work.
• Excellent core Python skills including threading, dictionary, OOPS Concept, Data structure, Web service.
• Should have work experience on following stacks/libraries: 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 Familiarity with event-driven programming in Python
• Basic understanding of front-end technologies, such as Angular, JavaScript, HTML5 and CSS3
• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Understanding of accessibility and security compliance
• Experience in both RDBMS(MySQL), NoSQL databases (MongoDB, HDFS, HIVE etc) or in-memory caching technologies such as ehcache etc is preferable.

Affinsys is a Cognitive CX platform that combines Human & AI realms to help businesses with  customer experience management, hyper-personalization & operations automation. With laser sharp focus on Customer Experience automation for financial services, we use Deep learning, NLP, computer vision, big data, recommendation system & speech analytics fused with our domain knowledge of working with 100's of banks across 50 countries to help financial institutions shift : from legacy to latest channels (Embedded Financial services), from transactions to goal based journeys (Personalized customer experience), from reactive service provider to proactive advisor (Robo/AI based advisory), from silos to ecosystem (Open banking).

• Spend most of your time developing brand new software in Python
• Build out a secure data replication infrastructure to replicate transactional data across a hierarchical system
• Build out APIs for supporting a fleet of 20k devices
• Build out a configurable data analytics and reporting framework
• Build out real time dashboards for getting a high level and deep dive view of the overall system
• Be responsible for independently designing and building out modules of the overall system
• Work with a team of smart peers and take ownership of the resulting system
• Push yourselves, create impact, learn and grow as an engineer