Python developer

What we want to accomplish and why we need you?

Jio Haptik is an AI leader having pioneered AI-powered innovation since 2013. Reliance Jio Digital Services acquired Haptik in April 2019. Haptik currently leads India’s AI market having become the first to process 15 billion+ two-way conversations across 10+ channels and in 135 languages. Haptik is also a Category Leader across platforms including Gartner, G2, Opus Research & more. Recently Haptik won the award for “Tech Startup of the Year” in the AI category at Entrepreneur India Awards 2023, and gold medal for “Best Chat & Conversational Bot” at Martequity Awards 2023. Haptik has a headcount of 200+ employees with offices in Mumbai, Delhi, and Bangalore.

What will you do everyday?

As a backend engineer you will be responsible for building the Haptik platform which is used by people across the globe. You will be responsible for developing, architecting and scaling the systems that support all the functions of the Haptik platform. While you know how to work hard, you also know how to have fun at work and make friends with your colleagues. 

Ok, you're sold, but what are we looking for in the perfect candidate?

Develop and maintain expertise in backend systems and API development, ensuring seamless integrations and scalable solutions, including:

• Strong expertise in backend systems, including design principles and adherence to good coding practices.
• Proven ability to enhance or develop complex tools at scale with a thorough understanding of system architecture.
• Capability to work cross-functionally with all teams, ensuring seamless implementation of APIs and solutioning for various tools.
• Skilled in high-level task estimation, scoping, and breaking down complex projects into actionable tasks.
• Proficiency in modeling and optimizing database architecture for enhanced performance and scalability.
• Experience collaborating with product teams to build innovative Proof of Concepts (POCs).
• Ability to respond to data requests and generate reports to support data-driven decision-making.
• Active participation in code reviews, automated testing, and quality assurance processes.
• Experience working in a scrum-based agile development environment.
• Commitment to staying updated with technology standards, emerging trends, and software development best practices.
• Strong verbal and written communication skills to facilitate collaboration and clarity.

Requirements*:

• A minimum of 5 years of experience in developing scalable products and applications.
• Must Have Bachelor's degree in Computer Engineering or related field.
• Proficiency in Python and expertise in at least one backend framework, with a preference for Django.
• Hands-on experience designing normalized database schemas for large-scale applications using technologies such as MySQL, MongoDB, or Elasticsearch.
• Practical knowledge of in-memory data stores like Redis or Memcached.
• Familiarity with working in agile environments and exposure to tools like Jira is highly desirable.
• Proficiency in using version control systems like Git.
• Strong communication skills and the ability to collaborate effectively in team settings.
• Self-motivated with a strong sense of ownership and commitment to delivering results.
• Additional knowledge of RabbitMQ, AWS/Azure services, Docker, MQTT, Lambda functions, Cron jobs, Kibana, and Logstash is an added advantage.
• Knowledge of web servers like Nginx/Apache is considered a valuable asset.
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* Requirements is such a strong word. We don’t necessarily expect to find a candidate that has done everything listed, but you should be able to make a credible case that you’ve done most of it and are ready for the challenge of adding some new things to your resume. 

Tell me more about Haptik

• On a roll: Announced major strategic partnership with Jio. 
• Great team: You will be working with great leaders who have been listed in Business World 40 Under 40, Forbes 30 Under 30 and MIT 35 Under 35 Innovators. 
• Great culture: The freedom to think and innovate is something that defines the culture of Haptik. Every person is approachable. While we are working hard, it is also important to take breaks to not get too worked up. 
• Huge market: Disrupting a massive, growing chatbot market. The global market is projected to attain a valuation of US $0.94 bn by the end of 2024 progressing from US $0.11 bn earned in 2015. 
• Great customers: Businesses across industries - Samsung, HDFCLife, Times of India are some that have relied on Haptik's Conversational AI solutions to engage, acquire, service and understand customers. 
• Impact: A fun and exciting start-up culture that empowers its people to make a huge impact. 

Working hard for things that we don't care about is stress, but working hard for something we love is called passion! At Haptik we passionately solve problems in order to be able to move faster and don't shy away from breaking things! 

Key Responsibilities:

• Design, develop,  implement and evolve our backend platform (whose APIs and functionality provided are used by other game services, apps, and admin back office)
• Develop highly efficient, robust, quality code for applications and services
• Maintain clean coding practices
• Enhancing and supporting existing functions, some of which are 24/7
• Supporting product owners as required
• Providing support to the testing team during testing phases of the projects
• Contributing to solution proposals as required
• Creating work effort estimates as required
• Mentor, train on the best practices junior software associates and other team members.

• Clean coding practices
• Knowledge of scalable web architectures is required
• A solid understanding of Linux, JVM is required
• Knowledge of DevOps, Docker, Build Pipelines is good to have
• Knowledge of git workflow is essential
• Working with SOA, Microservices.

Any specific knowledge / experience:

• Functional programming experience with immubtable datastructures is required
• Knowledge of Erlang / Elixir is a plus.
• Knowledge of Clojure is perfect

We are looking for an experienced top-notch Python developer to grow with our dev team. As a Python Developer, you will be involved from conception to completion with projects that are technologically sound. Role and Responsibilities

• Expert in Python, with knowledge of at least one Python web framework {such as Django, Flask, etc}

• 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

• Good understanding of server-side templating languages

• Basic understanding of front-end technologies, such as 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

• Able to create database schemas that represent and support business processes

• Strong unit test and debugging skills

• Develop and adhere to best-practices for developing applications

• Continuously contribute to team performance improvement and collaboration

• Work and collaborate with the rest of the engineering team

• Work with product team and graphic designers Technical Skills

• Experience in Python and frameworks such as Django, Flask, etc

• Ability to solve problems creatively and effectively

• Git knowledge is a plus

• Experience working in an Agile/Scrum development process

• Team player

• Good time-management skills

• Great interpersonal and communication skills

Qualifications

• B.S Degree in Computer Science

• 4-6 years overall IT industry experience

Roles & Responsibilities

- Writing good quality code.

- Be able to design ,implement and deploy scalable backend applications on cloud(AWS/Azure).

- Be able to take ownership of projects and deliver them on time.

- Be able to lead a team and mentor junior developers.

Qualifications:

- BE/BTech degree in CS/IT or similar related field.

- 4+ years experience as backend engineer.

- Good knowledge in Python and at least one of the framework - Django, Flask, FastAPI, etc.

- Hands on experience in building microservices applications on AWS/GCP/Azure.

- Good understanding of platforms(Docker, AWS/Azure).

- Must have good understanding of Data Structures/Algorithms/Databases and other CS concepts.

- Experience working in multiple databases and data modelling.

- Experience writing APIs and related technologies like REST, JSON, websockets, grpc etc.

- Should be inquisitive enough picking up any language and frameworks based on need.

- Should be able to design/implement/deploy end-to-end systems.

- Having good knowledge on deploying cloud applications and with Dockers/Kubernetes is a plus.

- Experience building end-to-end analytics systems is a plus.

We're looking for someone to join a team dedicated to building performant APIs and backend services that deal with large volumes of data for the company's flagship, global consumer product. Small, high-impact teams require conscious planning and decision-making when it comes to design, architecture, and product features. So, it's essential that you enjoy working in such an environment.

We're a team that cares about simplicity and being able to build reliable, deterministic systems and platforms. Hence, our choice of tooling is usually battle-tested reliable software with a robust test suite.

How we work

1. You won't deal with the hustle culture. We're focused on building well-thought-out, stable and reliable software and we try our best to ensure everyone understands the big picture and the immediate goals.
2. We work a solid 6-8 hour days and don't slave away 24/7.
3. We're a remote engineering team. This makes effective communication extremely important. Our teams have benefitted greatly from good written communication. This includes everything from the product specification to the API spec. We spend a lot of time writing READMEs. As a result our engineers work with greater clarity and planning.
4. We deploy several times a day and rely on a good test suite to ensure we're not making life hard for our colleagues.
5. We don't expect anyone to know everything, but we are curious and learn along the way.
6. We learn about the fitness space and what it means to really be fit and not just Instagram fit.

The Python Backend Engineer position may be a good fit for you if:

1. You have 3 (or more) years of experience building and maintaining cloud applications.
2. You have built APIs with Python, Flask, Django or FastAPI before.
3. You have experience working with relational databases like PostgresSQL or MySQL and have spent time writing SQL queries for large datasets.
4. Experience in writing Unit tests with pytest.
5. You have worked with Docker, docker-compose.
6. Familiarity with the AWS ECS stack.

We want you to care about

1. Good object oriented design
2. Performant APIs
3. Analysing why queries are slow and how to go about improving them.
4. Understanding DNS, Load balancing, Caching and Hashing.
5. Customer data and privacy.

Our API Stack services use:

1. Python 3.8+, Typescript
2. FastAPI, Flask, HapiJs
3. PostgresSQL, MySQL
4. Redis
5. Celery
6. Pytest, Jest for unit testing.
7. Gitlab CI/CD
8. Amazon ECS container services