Python Developer
at A Unicorn, E-Commerce company based out of Gurgaon
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Total of 3-5 years of experience building cutting-edge products.
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Must have a degree in Computer Science or a related field. Strong understanding of object-oriented programming, concurrency, and fundamentals of computer science.
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Technically Hands-on, prior experience with scalable Architecture.
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Bring 3-5 years of software engineering and product delivery experience, with a strong background in algorithms.
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Excellent command over Data Structures and Algorithm Proficiency in implementation of algorithms and use of advanced data structures to solve problems in computing
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Exceptional coding skills in an Object-Oriented programming language (Python preferred with Django framework).
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Strong problem-solving and analytical skills.
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Experience with web technologies Java/Python, Linux, Apache, MySQL, solr, memcache, redis.
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Experience in architecting & building real-time, large-scale e-commerce applications.
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Experience with high-performance websites catering to millions of daily traffic is a plus.
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Java/ Python, MySQL, Redis, ElasticSearch, Problem Solving, Scalability, Design Patterns, Distributed System
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Develop complex software products that include scale, algorithmic complexity, and a huge amount of data.
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Build cutting-edge scalable systems by writing simple and efficient code.
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Code, develop, design, and architect features related to the existing application. We expect you to own modules end to end and take pride in the work products you ship
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Contribute to all aspects of an agile software development lifecycle including design, architecture, development, documentation, testing, and operations.
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Design, implement, and maintain highly scalable, multi-tier, distributed server software applications
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Deliver across the entire app life cycle, design, build, deploy, test, release to app stores, and support
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Working directly with developers and product managers to conceptualize, build, test, and release products
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Take responsibility for performance and stability for all server functions
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Continuously discover, evaluate, and implement new technologies to maximize development efficiency

Similar jobs
Job Title : Python Backend Lead / Senior Python Developer
Experience : 6 to 10 Years
Location : Bangalore (CV Raman Nagar)
Openings : 8
Interview Rounds : 1 Virtual + 1 In-Person (Face-to-Face with Client)
Note : Only local Bangalore candidates will be considered
About the Role :
We are seeking an experienced Python Backend Lead / Senior Python Developer to design, develop, and optimize scalable backend solutions.
The role involves working with large-scale data, building efficient APIs, integrating middleware solutions, and ensuring high performance and reliability.
You will lead a team of developers while also contributing hands-on to coding, design, and architecture.
Mandatory Skills : Python (Pandas, NumPy, Matplotlib, Plotly), FastAPI/FlaskAPI, SQL & NoSQL (MongoDB, CRDB, Postgres), Middleware tools (Mulesoft/BizTalk), CI/CD, RESTful APIs, OOP, OOD, DS & Algo, Design Patterns.
Key Responsibilities :
- Lead backend development projects using Python (FastAPI/FlaskAPI).
- Design, build, and maintain scalable APIs and microservices.
- Work with SQL and NoSQL databases (MongoDB, CRDB, Postgres).
- Implement and optimize middleware integrations (Mulesoft, BizTalk).
- Ensure smooth deployment using CI/CD pipelines.
- Apply Object-Oriented Programming (OOP), Design Patterns, and Data Structures & Algorithms to deliver high-quality solutions.
- Collaborate with cross-functional teams (frontend, DevOps, product) to deliver business objectives.
- Mentor and guide junior developers, ensuring adherence to best practices and coding standards.
Required Skills :
- Strong proficiency in Python with hands-on experience in Pandas, NumPy, Matplotlib, Plotly.
- Expertise in FastAPI / FlaskAPI frameworks.
- Solid knowledge of SQL & NoSQL databases (MongoDB, CRDB, Postgres).
- Experience with middleware tools such as Mulesoft or BizTalk.
- Proficiency in RESTful APIs, Web Services, and CI/CD pipelines.
- Strong understanding of OOP, OOD, Design Patterns, and DS & Algo.
- Excellent problem-solving, debugging, and optimization skills.
- Prior experience in leading teams is highly desirable.

Job Details
- Job Title: Lead Software Engineer - Java, Python, API Development
- Industry: Global digital transformation solutions provider
- Domain - Information technology (IT)
- Experience Required: 8-10 years
- Employment Type: Full Time
- Job Location: Pune & Trivandrum/ Thiruvananthapuram
- CTC Range: Best in Industry
Job Description
Job Summary
We are seeking a Lead Software Engineer with strong hands-on expertise in Java and Python to design, build, and optimize scalable backend applications and APIs. The ideal candidate will bring deep experience in cloud technologies, large-scale data processing, and leading the design of high-performance, reliable backend systems.
Key Responsibilities
- Design, develop, and maintain backend services and APIs using Java and Python
- Build and optimize Java-based APIs for large-scale data processing
- Ensure high performance, scalability, and reliability of backend systems
- Architect and manage backend services on cloud platforms (AWS, GCP, or Azure)
- Collaborate with cross-functional teams to deliver production-ready solutions
- Lead technical design discussions and guide best practices
Requirements
- 8+ years of experience in backend software development
- Strong proficiency in Java and Python
- Proven experience building scalable APIs and data-driven applications
- Hands-on experience with cloud services and distributed systems
- Solid understanding of databases, microservices, and API performance optimization
Nice to Have
- Experience with Spring Boot, Flask, or FastAPI
- Familiarity with Docker, Kubernetes, and CI/CD pipelines
- Exposure to Kafka, Spark, or other big data tools
Skills
Java, Python, API Development, Data Processing, AWS Backend
Skills: Java, API development, Data Processing, AWS backend, Python,
Must-Haves
Java (8+ years), Python (8+ years), API Development (8+ years), Cloud Services (AWS/GCP/Azure), Database & Microservices
8+ years of experience in backend software development
Strong proficiency in Java and Python
Proven experience building scalable APIs and data-driven applications
Hands-on experience with cloud services and distributed systems
Solid understanding of databases, microservices, and API performance optimization
Mandatory Skills: Java API AND AWS
******
Notice period - 0 to 15 days only
Job stability is mandatory
Location: Pune, Trivandrum
Location & Work Model:
- Position: Contract to hire
- Bangalore - Marathahalli;
- Work mode - Work from Office; all 5 days
- Looking for immediate joiners
Technical Requirements:
- Strong experience in Java Backend Development
- Proficiency in both SQL & NoSQL databases (e.g., MongoDB, PostgreSQL, MySQL)
- Basic knowledge of DevOps tools (CI/CD pipeline)
- Familiarity with cloud providers (AWS, GCP)
- Ability to quickly learn and adapt to emerging technologies, including AI-driven tools, and automation solutions
- Strong problem-solving mindset with an interest in leveraging AI and data-driven approaches for backend optimizations
Soft Skills & Mindset:
- Strong communication & articulation skills
- Structured thought process and a logical approach to problem-solving
- Interest & willingness to learn and adapt to new technologies
Minimum 7-12 Years of Core Java Programming with Collections Framework, Concurrent Programming, Multi-threading (Good knowledge in Executor service, Forkjoin pool and other threading concepts)
· Good knowledge of the JVM with an understanding of performance and memory optimization.
· Extensive and expert programming experience in JAVA programming language (strong OO skills preferred).
· Excellent knowledge on collections like, Array List, Vector, LinkedList, Hashmap, HashTable, HashSet is mandate.
· Exercised exemplary development practices including design specification, coding standards, unit testing, and code-reviews.
· Expert level understanding of Object Oriented Concepts and Data Structures
· Good experience in Database (Sybase, Oracle or SQL Server) like indexing (clustered, non clustered), hashing, segmenting, data types like clob / blob, views (materialized), replication, constraints, functions, triggers, procedures etc.
Signalling, interlocking system
• Participate in Requirement Analysis and Design activities
• Develop code, unit testing, integration testing
• Perform module integration and integration testing
• Prepare and review Test Reports
• Actively participate in technical meetings and share ideas clearly
• Manage a team of engineers and provide leadership with clear communication
• Good at documentation
• And any other project related activity assigned
We're looking for exprienced Python developers with over 2+ years of production experience and strong expertise in building web applications and APIs using Python, Django and DRF. We are looking for cadidates who are go-getters and are leaning towards leadership positions. Candidates must have a proven history of building, scaling, optimising and securing Python based backends and APIs using a microservice architecture.
Bonus Skills : Experience with ReactJs, Node.js, FastAPI
We would prefer candidates who can join immediately or are currently serving their notice period. Jumpers please excuse, your application will be ignored
Key Skills Required
- Proficiency in Python 3.x based web and backend development
- Solid understanding of Python concepts
- Strong experience in building web applications using Django
- Experience building REST APIs using DRF or Flask
- Experience with some form of Machine Learning (ML)
- Experience in using libraries such as Numpy and Pandas
- Hands on experience with RDBMS such as Postgres or MySQL including querying
- Comfort with Git repositories, branching and deployment using Git
- Working experience with Docker
- Basic working knowledge of ReactJs
- Experience in deploying Django applications to AWS,Digital Ocean or Heroku
Responsibilities
- Understanding requirement and congributing to engineering solutions at a conceptual stage to provide the best possible solution to the task/challenge
- Building high quality code using coding standards based on the SRS/Documentation
- Building component based, maintainable, scalable and reusable backend libraries/modules.
- Building & documenting scalable APIs on the Open Spec standard
- Unit testing development modules and APIs
- Conducting code reviews to ensure that the highest quality standard are maintained
- Securing backend applications and APIs using industry best practices
- Troubleshooting issues and fixing bugs raised by the QA team efficiently.
- Optimizing code
- Building and deploying the applications
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Full-time
Employment type
About the Role
In this role, you'll work on design, implementation, and test for Dremio's system internals. If you want to be part of a fast-moving, fun, and accomplished team, we'd love to hear from you.
Responsibilities & ownership
- Own design, implementation, testing, and support of next-generation features related to scalability, reliability, robustness, usability, security, and performance of the product.
- Capable of working Individually and collaboratively with other engineers.
- Collaborate with support and field resources to make sure that customers are successful with Dremio
Requirements
- Fluency in Java and/or C++ with 3 to 5+ years of experience developing production level software
- Strong foundation in data structures, algorithms, multi-threaded and asynchronous patterns and their applications towards developing scalable systems
- Experience developing scalable distributed systems and deploying, scaling, and managing microservices
- Experience with containers and kubernetes for orchestration and container management in private and public clouds (AWS, Azure, Google Cloud) a plus
- Excellent communication skills and affinity for collaboration and teamwork
- Interested in and motivated to be part of a fast-moving startup with a fun and accomplished team
- Startup experience a plus
- B.S. or M.S in Computer Science or a related technical field or equivalent practical experience
Mandatory Skills :
Front end : Angular, HTML5, CSS3, JavaScript
Backend : Python
Framework : Django python web framework
Any experience of working with NLP, computer vision and deep learning will be additional plus point












