Python Developer

At BigThinkCode, our technology solves complex problems. We are looking for a talented engineer to join our technology team at Chennai.

This is an opportunity to join a growing team and make a substantial impact at BigThinkCode. We have a challenging workplace where we welcome innovative ideas / talents and offers growth opportunities and positive environment.

Below job description for your reference, if interested please share your profile to connect and discuss.

Company: BigThinkCode Technologies

URL: https://www.bigthinkcode.com/

Job Role: Software Engineer / Senior Software Engineer

Experience: 2 - 5 years

Work location: Chennai

Work Mode: Hybrid

Joining time: Immediate – 4 weeks

Responsibilities

• Build and enhance backend features as part of the tech team.
• Take ownership of features end-to-end in a fast-paced product/startup environment.
• Collaborate with managers, designers, and engineers to deliver user-facing functionality.
• Design and implement scalable REST APIs and supporting backend systems.
• Write clean, reusable, well-tested code and contribute to internal libraries.
• Participate in requirement discussions and translate business needs into technical tasks.
• Support the technical roadmap through architectural input and continuous improvement.

Required Skills:

• Strong understanding of Algorithms, Data Structures, and OOP principles.
• Integrate with third-party systems (payment/SMS APIs, mapping services, etc.).
• Proficiency in Python and experience with at least one framework (Flask / Django / FastAPI).
• Hands-on experience with design patterns, debugging, and unit testing (pytest/unittest).
• Working knowledge of relational or NoSQL databases and ORMs (SQLAlchemy / Django ORM).
• Familiarity with asynchronous programming (async/await, FastAPI async).
• Experience with caching mechanisms (Redis).
• Ability to perform code reviews and maintain code quality.
• Exposure to cloud platforms (AWS/Azure/GCP) and containerization (Docker).
• Experience with CI/CD pipelines.
• Basic understanding of message brokers (RabbitMQ / Kafka / Redis streams).

Benefits:

· Medical cover for employee and eligible dependents.

· Tax beneficial salary structure.

· Comprehensive leave policy

· Competency development training programs.

Job Requirements

• 3+ years of professional backend development experience with Python, and working knowledge

of TypeScript.

• Solid understanding of Python frameworks (e.g., FastAPI, Django, Flask) and TypeScript-based

backend frameworks (e.g., Node.js, NestJS, Express)

• Hands-on experience using Temporal to design and orchestrate workflows.

• Proven expertise in data extraction, normalization, and deduplication.

• Strong experience implementing proxy solutions and navigating bot-detection mechanisms (e.g.,

Cloudflare).

• Experience with Docker, containerized deployments, and cloud platforms such as GCP or Azure.

• Proficiency with database technologies including MongoDB and Elasticsearch.

• Demonstrated experience designing and maintaining scalable, high-performance APIs.

• Working knowledge of software testing methodologies (unit, integration, and end-to-end).

• Familiarity with CI/CD pipelines and version control systems like Git.

• Strong problem-solving abilities, attention to detail, and comfort working in agile, fast-paced

environments.

• Excellent communication skills with the ability to operate effectively in ambiguous or loosely

defined problem spaces.

Requirements

• Design and implement a full-stack web application using Python Django framework and ReactJS.
• 1+ years of experience in building and deploying web applications.
• Experience in designing and using RESTful APIs.
• Basic knowledge in front-end technologies such as JavaScript, , ReactJS, HTML5, and CSS3.
• Understanding of fundamental design principles behind a scalable application.
• Understanding of databases, SQL and non-relational, plus the Django ORM.
• Strong proficiency in JavaScript, including DOM manipulation and the JavaScript object model.
• Experience in web mark-up like HTML and CSS.
• Experience with data structure libraries.
• Familiarity with RESTful APIs.
• A knack for bench marking and optimization.
• Knowledge of modern authorization mechanisms, such as JSON Web Token.
• Familiarity with modern front-end build pipelines and tools.
• Experience with common front-end development tools such as NPM etc.
• Strong knowledge of Git version control.
• Experience deploying Python applications into production.
• Amazon Web Services (AWS) knowledge is a plus.
• 
  

Responsibilities

• Writing reusable, testable, and efficient code.
• Design and implementation of low-latency, high-availability, and performance applications using Django framework in Python.
• Create and use the REST APIs for communicating with other apps.
• Assess and prioritize feature requests and work in Agile framework.
• Implementation of security and data protection algorithms.
• Integration of data storage solutions like databases, key-value stores, blob stores, S3 etc.
• Improve the functionality of existing systems and applications.
• High commitment to work and taking ownership of deliverables.
• Help to research and influence our path forward with strategic technology initiatives.

Job Title: Engineering Lead

Role Overview:

We are looking for an Engineering Lead to take end-to-end ownership of technical delivery, design, architecture, and quality for our multi-customer SaaS product. You will lead and mentor the engineering team, drive scalable design and high-quality delivery, manage releases across customer environments, and ensure the stability and performance of the product in production.

Key Responsibilities:

·        Delivery & Release Management: Plan and deliver product features and customer-specific releases on time with high quality, ensuring operational readiness and stability across environments.

·        Technical Design & Architecture: Lead technical design and high-scale architecture for new and existing modules, ensuring scalability, performance, and maintainability.

·        Team Management: Mentor and guide engineers, ensure clarity in priorities, unblock challenges, and foster a culture of ownership and quality within the team.

·        Requirement to Delivery: Work with product and customer teams to understand requirements, translate them into designs and implementation plans, and track them through to delivery.

·        Product Quality: Establish and maintain engineering best practices, code reviews, automated testing, and CI/CD pipelines to ensure high product quality and reliability.

·        Troubleshooting & Support: Lead the team in debugging complex issues in development and production, ensuring minimal downtime and strong customer satisfaction.

·        Hands-on Contribution: Actively contribute technically where needed, providing architectural guidance and coding support aligned with the team’s stack.

Requirements:

·        Experience: 8–12 years in software engineering with at least 3+ years in a lead role.

·        Proven experience in designing scalable, high-performance architectures and technical solutions.

·        Experience delivering multi-customer SaaS product releases, including phased and customer-specific configurations.

·        Strong track record of ensuring product quality and stability through structured processes, testing, and monitoring.

·        Ability to troubleshoot complex issues and guide teams towards resolution.

·        Experience in mentoring and managing engineering teams to drive aligned delivery and high performance.

·        Hands-on experience with your relevant tech stack (e.g., Python, Django, Angular, AWS, Docker, Redis, RabbitMQ).

·        Excellent communication and collaboration skills with Product, QA, and Customer Support teams.

·        Bachelor’s or Master’s degree in Engineering or related field.

PYTHON, SQL, TensorFlow, NumPy, SciPy, Pandas

• 2+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Hands on experience on Relationl Databases (SQL query or Hibernate) + Mongo (JSON parsing)
• Proficient in REST API development
• Messaging Queue (RabitMQ or Kafka)
• Microservices
• Any Caching Mechanism
• Good at problem solving

• 4+ years of experience in using Java/J2EE tech stacks
• Good understanding of data structures and algorithms.
• Excellent analytical and problem solving skills.
• Ability to work in a fast paced internet start-up environment.
• Experience in technical mentorship/coaching is highly desirable.
• Understanding of AI/ML algorithms is a plus.

Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.

As a senior software engineer, you will work on our python based ORM and applications that scales to handle millions of transactions every hour. This is mission critical software and your primary focus will be building robust and scalable solutions that are easy to maintain.

In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product are important.

What You’ll Do:

• Own definition and implementation of API interfaces (REST and GraphQL). We take pride in our 100% open API with over 600 endpoints.
• Implement simple solutions to complex business logic that enables our merchants to manage financials, orders and shipments across millions of transactions.
• Build reusable components and packages for future use.
• Translate specs and user stories into reviewable, test covered patches.
• Peer review code and refactor existing code.
• Integrate with our eCommerce partners (Shopify, BigCommerce, Amazon), shipping partners (UPS, USPS, FedEx, DHL) and EDI.
• Manage Kubernetes and Docker based global deployment of our infrastructure.

Requirements
We’re Looking for Someone With:

• Experience working with ORMs like SQLAlchemy or Django (2-3 years)
• Experience with SQL and databases (Postgres preferred)
• Experience in developing large server side applications and microservices
• Ability to create high quality code
• Experience with python testing tools (pytest) and test automation
• Familiarity with code versioning tools like GIT
• Strong sense of ownership and leadership quality
• Experienced in the tools of our web stack- Python, Celery, Postgres, Redis, RabbitMQ

Nice to Haves:

• Prior experience at a growth stage Internet/Software company
• Experience with ReactJS, Google Cloud, Heroku
• Cloud deployment and scaling experience