Senior Backend Developer

Job Title: Python Developer (Full-time)

Location: Gurgaon, Onsite

Working Days: 5 days

Experience Required: 5+ Years

 About the Role

We are seeking a Senior Backend Developer with strong expertise in Python-based web frameworks such as Django, Flask, or Starlette. The ideal candidate should have experience in designing and building scalable APIs and services in a high-performance environment. This is a great opportunity to work on backend systems powering critical products at scale.

 Key Responsibilities

• Design, develop, and maintain robust backend services using Python
• Build and optimize RESTful APIs and microservices
• Architect and implement scalable, secure, and maintainable solutions
• Collaborate with frontend, DevOps, and QA teams to ensure smooth delivery
• Write clean, testable, and efficient code
• Troubleshoot and debug production systems

 Requirements

• Minimum 5 years of experience in backend development using Python
• Strong hands-on knowledge of Django, Flask, or Starlette/FastAPI
• Proven experience in API development and integration
• Experience building scalable and high-performance systems
• Familiarity with async programming (especially for Starlette/FastAPI)
• Good understanding of database design (SQL/NoSQL)
• Knowledge of containerization tools like Docker is a plus
• Strong problem-solving and debugging skills

Key Responsibilities:

• Rewrite existing APIs in NodeJS.
• Remodel the APIs into Micro services-based architecture.
• Implement a caching layer wherever possible.
• Optimize the API for high performance and scalability.
• Write unit tests for API Testing.
• Automate the code testing and deployment process.

Skills Required:

1. At least 3 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
2. Excellent hands-on experience using MySQL or any other SQL Database.
3. Good knowledge of MongoDB or any other NoSQL Database.
4. Good knowledge of Redis, its data types, and their use cases.
5. Experience with graph-based databases like GraphQL and Neo4j.
6. Experience developing and deploying REST APIs.
7. Good knowledge of Unit Testing and available Test Frameworks.
8. Good understanding of advanced JS libraries and frameworks.
9. Experience with Web sockets, Service Workers, and Web Push Notifications.
10. Familiar with NodeJS profiling tools.
11. Proficient understanding of code versioning tools such as Git.
12. Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
13. Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
14. Experience building a large-scale social or location-based app.

It is an all-in-one ecommerce logistics platform using modern software to provide fast and affordable fulfilment. Brands of all sizes — their full-service solution to store inventory at warehouses near their customers and ship orders with the company carrier network to improve transit times and shipping costs. Their's deep integration with sales channels enables brands to earn primelike badges to accelerate their sales.

Who are we looking for?

We are looking forward to hire a committed Java Developer with experience in building highperforming, scalable, enterprise-grade applications. You will be part of our Engineering team that works on mission-critical applications. You will be managing Java/Java EE application development while providing expertise in the full software development lifecycle, from concept and design to testing.

You are required to:

Contributing in all phases of the development lifecycle.

Write well designed, testable & efficient code.

Ensure designs are in compliance with specifications.

Prepare and produce releases of software components.

Support continuous improvement by investigating alternatives and technologies and presenting these for architectural review.

Backend: Spring (JAVA), Laravel (PHP), MySQL, NoSQL , NGINX Plus. • Frontend: Angular 5+ Ngrx/store 5. • Infrastructure: Google cloud platform (App engine, CloudSQL, BigQuery, PubSub, Firebase Hosting), Scrapy Cloud, Pusher.io(websockets), Getstream.io, Filestack, Postmark app, AS2 Gateway, Google Cloud Endpoints Framework, MongoDB, Algolia, Memcache

Tools: Gitlab, Postman app, JIRA.

Wondering what your Responsibilities would be?

Technical Skills required Our Current Stack What Makes you Eligible? You are where our search ends, if you hold:

• B.Tech/ M.Tech or corresponding degree
• Experience in the same role of almost 1-6 years
• Experience with connecting backend and frontend services.
• Exposure to consuming data through different interfaces (Web API's/Socket/ REST/ RESTFUL/ JSON/ XML).
• Proficiency in Data Structures and Algorithms.
• Understanding of web markup, including HTML 5, CSS.
• Understanding of client-side scripting and JavaScript frameworks.
• Ability to write clean, reusable and well documented code.
• Proficient understanding of code versioning tools, such as Git. Knowledge of API authentication techniques (Token, JWT, OAuth2) - desirable but not mandatory. (Experience with API Design will be a plus) Fair spoken and written English
• Flexibility - Things change around here. FAST!
• Other Inter-personal skills like self-motivation, persistency, patience and eagerness to learn and work independently.

Why us? We are an amalgamation of enthusiastic and genius people working on a remarkable concept, making headway in this industry. It would not only provide you a scope for professional and personal growth but would also provide you a lot of avenues to experiment with and expertise in your skills. 

• 3+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Experience in AWS.
• 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

Good to Have Skills:

• 3+ 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.
• 2.5+ year of experience in Development in JAVA technology.
• Strong Java Basics
• SpringBoot or Spring MVC
• Experience in AWS.
• 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

Key Responsibilities:

• Interact with team-mates and customers to identify problems and solutions in working toward completion of project goal. • Develop technical specifications based on functional requirements • Initiator and communicator – Drive communication with potential customers through effective product demonstrations, understand their needs, and provide feedback to product teams. • Develop components of the technical solution • Help/co-ordinate with teammates in the creation of custom components and applications • Perform tests according to a given test plan and documents results • Perform basic support and debugging in test and production environment • Identify and escalate problems • Maintain and repair existing applications

Desired Skills:

• Work Experience in Sitecore's latest version • Good experience with .Net 4.5, HTML, JavaScript, CSS, MVC, Web services, SQL Server • Good knowledge of Sitecore CMS Strong knowledge of Visual Studio, TFS, and at least one of the .NET languages (Vb.Net, C#, ASP.NET) • Hands-on experience in .Net Core. • Deep understanding of the web: protocols, architecture, infrastructure, servers (IIS), proxies, load balancing, high availability, and databases, etc. • Deep understanding of modern patterns and practices: unit testing, inversion of control, repository, MVC and continuous integration, etc. • Good to have- Knowledge in Sitecore 10.0/ Sitecore Headless Architecture 

Responsibilities:

Collaborate with product managers and other stakeholders to understand business requirements and translate them into technical specifications.

Design, develop, and maintain high-quality software solutions, ensuring scalability, performance, and security.

Write clean and efficient code using best practices, and conduct code reviews to ensure code quality and adherence to coding standards.

Participate in architectural discussions and propose technical solutions that align with business objectives.

Collaborate with cross-functional teams to integrate software components and troubleshoot issues.

Conduct comprehensive testing of software applications, including unit testing, integration testing, and automated testing.

Identify and resolve technical issues, bugs, and performance bottlenecks.

Stay updated with the latest industry trends, technologies, and best practices, and share knowledge with the team.

Mentor and guide junior engineers, fostering a culture of continuous learning and growth.

Requirements:

Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.

Minimum of 4 years of proven experience as a software engineer, with a focus on backend development.

Strong proficiency in programming languages such as Java, Python, or C++.

Extensive experience with web application development frameworks such as Spring, Django, or Flask.

Solid understanding of database systems (SQL and NoSQL) and proficiency in writing complex queries.

Experience with cloud platforms such as AWS, Azure, or Google Cloud.

Strong knowledge of software engineering principles, design patterns, and best practices.

Familiarity with Agile methodologies and experience working in an Agile/Scrum environment.

Excellent problem-solving skills and ability to work effectively in a fast-paced, collaborative environment.

Strong communication and interpersonal skills, with the ability to effectively communicate complex technical concepts.

Benefits:

Competitive salary and comprehensive benefits package.

Opportunities for professional growth and career advancement.

Collaborative and inclusive work environment.

Cutting-edge technology stack and access to the latest tools and resources.

Chance to work on impactful projects and shape the future of the lending industry.

upcred.ai is an equal-opportunity employer. We value diversity and encourage individuals from all backgrounds to apply.

We are an IIT Bombay incubated, early stage healthcare start up developing a mobile based Ai technology to help reduce health risks for women during their pregnancy. Our Founders are Harvard and Columbia University alums with extensive experience in digital health in the US and India.

Role: Back end developer ( Python + Flask/Django, Location Mumbai, Marol):

Must have:

• 1-4 years hands on experience in Core Python with preferably Flask framework for complex web and mobile applications. 
• Deployment experience
• Must have experience with Mongodb, MySQL and AWS
• Experience in Redis, Aerospike 
• Good command of API development and deployment ( G Unicorn, Supervisor, Jenkins) Algorithms, system design, OOPS concepts.
• Agility and flexibility to in start up environement with focus on customer, excellent communication skills, and high level of responsibility and responsiveness.
• Project management, scheduling, allocation and delivery.
• Proven experience in agile development, sprint planning and backlog management.

Good to Have:

Experience in Machine Learning, Dialogflow or Rasa for NLP,