Lead Software Developer-Python

Job Summary:

We are looking for a skilled and motivated Python AWS Engineer to join our team. The ideal candidate will have strong experience in backend development using Python, cloud infrastructure on AWS, and building serverless or microservices-based architectures. You will work closely with cross-functional teams to design, develop, deploy, and maintain scalable and secure applications in the cloud.

Key Responsibilities:

• Develop and maintain backend applications using Python and frameworks like Django or Flask
• Design and implement serverless solutions using AWS Lambda, API Gateway, and other AWS services
• Develop data processing pipelines using services such as AWS Glue, Step Functions, S3, DynamoDB, and RDS
• Write clean, efficient, and testable code following best practices
• Implement CI/CD pipelines using tools like CodePipeline, GitHub Actions, or Jenkins
• Monitor and optimize system performance and troubleshoot production issues
• Collaborate with DevOps and front-end teams to integrate APIs and cloud-native services
• Maintain and improve application security and compliance with industry standards

Required Skills:

• Strong programming skills in Python
• Solid understanding of AWS cloud services (Lambda, S3, EC2, DynamoDB, RDS, IAM, API Gateway, CloudWatch, etc.)
• Experience with infrastructure as code (e.g., CloudFormation, Terraform, or AWS CDK)
• Good understanding of RESTful API design and microservices architecture
• Hands-on experience with CI/CD, Git, and version control systems
• Familiarity with containerization (Docker, ECS, or EKS) is a plus
• Strong problem-solving and communication skills

Preferred Qualifications:

• Experience with PySpark, Pandas, or data engineering tools
• Working knowledge of Django, Flask, or other Python frameworks
• AWS Certification (e.g., AWS Certified Developer – Associate) is a plus

Educational Qualification:

• Bachelor's or Master’s degree in Computer Science, Engineering, or related field

Company Description

Hubler is a NoCode platform located in Bangalore Urban that helps businesses digitally transform and manage every aspect of their business onto a single platform. Our clutter-free app-building platform offers ready-to-deploy apps and app canvas to digitize any business process into mobile and web apps overnight, as well as actionable insights in real-time.

Role Description

This is a full-time on-site role for a Senior Software Engineer (Python) at Hubler. The Senior Software Engineer will be responsible for designing, developing, and maintaining high-quality software applications while working within a team of developers and collaborating with cross-functional teams to identify and develop software solutions that meet client needs.

Qualifications

• 5+ years of experience in developing, and maintaining high-quality software applications using Python
• Must enjoy Coding with Passion
• Strong knowledge of software engineering principles, algorithms, data structures and design patterns
• Experience working with Django, Flask, Python-based web frameworks and Restful APIs
• Experience in database design and management with MongoDB
• Experience in distributed source control, such as Git
• Experience with scrum development methodology
• Bachelor's or Master's degree in Computer Science, or a related field
• Good communication skills, both written and verbal, to facilitate clear communication with team members and stakeholders
• The ability to work in a collaborative team environment with willingness to share skills and knowledge

About us:

HappyFox is a software-as-a-service (SaaS) support platform. We offer an enterprise-grade help desk ticketing system and intuitively designed live chat software.

We serve over 12,000 companies in 70+ countries. HappyFox is used by companies that span across education, media, e-commerce, retail, information technology, manufacturing, non-profit, government and many other verticals that have an internal or external support function.

To know more, Visit! https://www.happyfox.com/

We’re looking for a Senior Backend Engineer to join our engineering team to help build and maintain our growing list of products. You should have prior experience being responsible for building sufficiently complex features by yourself.

Responsibilities: 

• Implement product features by writing clean, robust, reusable code with tests
• Conduct peer reviews to keep the codebase a great environment to work on
• Collaborate with Product Managers, Designers and Engineers to deliver high-quality features
• Bring new ideas and best practices to improve the team and the codebase

Requirements:

• 5+ years of professional work experience
• Proficiency in backend programming languages like Python
• Experience working with web application frameworks like Django
• Experience in building web services using relational databases like PostgreSQL or NoSQL databases like MongoDB
• Proficiency in writing highly performant and scalable code
• Experience in building REST APIs and a good understanding of best practices around building APIs
• Good communication skills with an ability to articulate your views
• Excellent analytical and problem-solving skills

We are looking for a Backend Developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application; therefore, a basic understanding of front-end technologies is necessary as well.

• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Implementation of security and data protection strategies like circuit breaker, rate limiting.
• Integration of data storage solutions like OLTP(RDS, Postgres), OLAP(Redshift) and Cache(redis, memcache) servers with applications.
• End to end responsibility from development to production.
• Ability to work in odd hours in-case of emergencies.
• Well aware of server-less, containers and microservices technologies(like Lambda, Fargate, ECS, EKS).

• Experience 1.5+ yrs in the Software Industry.
• Mastery in Python with knowledge of at least one Python web framework (such as Django, Flask) with amazing debugging skills.
• Familiarity with some ORM (Object Relational Mapper) and caching libraries
• Understanding of the threading limitations of Python, and multi-process architecture
• Good understanding of server-side templating languages such as Jinja 2, Mako
• Basic understanding of front-end technologies, such as Jquery, JavaScript, HTML5, and CSS3
• Understanding of accessibility and security compliance
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Understanding of fundamental design principles behind a scalable application
• Familiarity with event-driven programming in Python
• Understanding of the differences between multiple delivery platforms, such as mobile vs desktop, and optimizing output to match the specific platform
• Able to create extendible database schemas that represent and support business processes
• Strong unit test and debugging skills
• Proficient understanding of code versioning tools such as Git or SVN
• Make sure to mention other frameworks, libraries, or any other technology related to your development stack

We are looking for a Tech with a proficiency in backend technologies to design, develop a new state-of-the-art, paradigm changing product in software development. Responsibilities include evaluating technologies, developing proof-of concept prototypes, designing, and developing complete end-to-end products.

What would you be doing?

• should be able to mentor, guide, and train other engineers.
• should also be able to work with different stakeholders such as business owners, leadership, and customers.
• able to evaluate the business requirements, performance constraints, trade-offs and system limitations when developing software.
• should be well versed with new technologies and software development practices and be able to judge the trade-offs to make well thought out decisions, design choices and build the system for extensibility and robustness.
• The Django developer will be part of the core engineering team, entrusted with the complete architecture, design and development of the product.
• Work on a great product which empowers next generation entrepreneurs from its early phase

What makes you a suitable candidate?

• 1+ years of experience in designing and developing large scale, complex software applications
• Strong analytical, problem solving and design skills
• Strong knowledge of data structure, algorithms, and coding
• Proven experience in any high-level programming languages like Python, Django, DRF, Elasticsearch etc
• Knowledge of MVC architecture and hands-on experience with Spring, Spring security, Spring boot, and Hibernate framework
• Proven experience in database technologies (SQL, NoSQL, MongoDB).
• Working knowledge of developing Restful Micro services, ORM technologies etc
• Experience in container-based deployments
• Working experience in Amazon DynamoDB, Docker, AWS-Lambda
• Experience with Messaging technologies like Kakfa, RabbitMQ, redis etc
• Ability to multitask
• Good communication, organizational and leadership skills

• Manage and improve the engineering process continuously and make sure the team delivers the quality code with zero-waste.
• Should provide technical leadership to major projects, but also build and manage a team of 5-8 top-notch engineers.
• Should do sprint planning and run daily stand-ups and deliver 100% hit rate.
• Maintain the legacy code base and reduce tech debt on a continuous basis.
• Able to handle multiple projects and deliver with stringent timelines without compromising the code quality.
• Work with the product team for roadmap planning and delivery as per the plan.
• Conduct sprint planning & sizing, engineering grooming, daily stand-ups, and deliver with zero spillovers.
• Prepare & publish sprint reports to the leadership team and provide visibility to stakeholders.
• Hire and mentor junior/ senior team and make them engineering champions.
• Mentor the engineering team with your technical skills to write scalable, generic, reusable code.
• Develop and Coach engineers on the team, share engineering pointers, conduct regular 1-1s with the team, and help them advance in their careers.

Requirements

• Having work experience in a Product organization with 7 -10 yrs also in leading a cross-functional engineering team that includes API Development and Backend & Middleware development.
• Should have experience in the continuous delivery process. Ship new features and improvising the code base continuously.
• Should have involved in setting up engineering process.
• Must have experience in microservices and distributed patterns.
• Must have worked on high traffic and throughput application.
• Must have prior experience in handling mid to large-size projects.
• Must have worked on high traffic and throughput application.
• Should have managed and lead the engineering team of Web App and Backend development teams.
• Must-Have Experience in Python programming & Postgressql/ Nosql (MongoDB as a data store.
• Must have experience in modern back-end tech stacks (Django, Postgress, NoSQL) and cloud design & deployment patterns.
• Must be conversant with AWS, Docker/Kubernetes
• Should be good with design patterns and integration patterns.
• Should have knowledge/ experience in concurrent programming & distributed locks.
• Requires solid understanding of technologies and architecture in a highly scalable and available set-up.
• Should have handled multiple epics, themes, and experience of delivering high-quality projects on time.
• Should have managed end to end development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations

• Writing efficient, reusable, testable, and scalable code
• Understanding, analyzing, and implementing – Business needs, feature modification requests, conversion into software components
• Integration of user-oriented elements into different applications, data storage solutions
• Developing – Backend components to enhance performance and receptiveness, server-side logic, and platform, statistical learning models, highly responsive web applications
• Designing and implementing – High availability and low latency applications, data protection and security features
• Performance tuning and automation of application
• Working with Python libraries like Pandas, NumPy, etc.
• Creating predictive models for AI and ML-based features
• Keeping abreast with the latest technology and trends
• Fine-tune and develop AI/ML-based algorithms based on results

Good proficiency in,

• Python frameworks like Django, etc.
• Web frameworks and RESTful APIs
• Core Python fundamentals and programming
• Code packaging, release, and deployment
• Database knowledge
• Circles, conditional and control statements
• Object-relational mapping
• Code versioning tools like Git, Bitbucket

Fundamental understanding of,

• Front-end technologies like JS, CSS3 and HTML5
• AI, ML, Deep Learning, Version Control, Neural networking
• Data visualization, statistics, data analytics
• Design principles that are executable for a scalable app
• Creating predictive models
• Libraries like Tensorflow, Scikit-learn, etc
• Multi-process architecture
• Basic knowledge about Object Relational Mapper libraries
• Ability to integrate databases and various data sources into a unified system
• Basic knowledge about Object Relational Mapper libraries
• Ability to integrate databases and various data sources into a unified system

Type: Individual contributor with good hands on proficiency. 

Must have

• Strong proficiency in at least one of  Java, Ruby, Python
• Exposure to databases: any of  PostgreSQL, MySQL, Apache Cassandra
• Any NoSQL database experience is a plus
• Exposure to AWS cloud infrastructure: EC2 or S3 
• Proficiency with Git
• MUST: Using REST to make API calls. 

Great to have: 

• Experience working with one or more middleware, enterprise bus, queueing frameworks
• Any of Memcached/Redis, Apache Kafka / RabbitMQ / PubSub+ / AmazonMQ

Soft skills:

• Appreciation for clean and well documented code

What will you do at Tradyl:

(Examples for illustration only)

• Build a shipping service module that is called by our website to query shipping rates from India to a destination country. Configure this to so that an Ops person can update shipping costs as and when they change. Own deployment and monitoring of this service. 
• Use Zapier to build a workflow to export a MixPanel report into a Google sheet every day.
• Change our supplier portal (built on bubble.io) to make an API call to our customer facing site, whenever a supplier modifies his profile.
• Write an alert mechanism that identifies catalogues with insufficient information and makes them non discoverable, which can run every day.
• Work with Business Team to design a workflow for product inwarding using Airtable. Write a small app within Airtable so that whenever a product is updated as “shipped” in airtable, it updates the customer facing website.
• Use an open source dashboarding framework to create a quick dashboard to track important business events.