Ruby on Rails Developer

Job Title : Python Developer (Crawlers / APIs / Async Programming)

Experience : 3 to 6 Years

Notice Period : Immediate to 15 Days

Job Location : Bangalore

Interview Process : 1 Internal Round + 2 Client Rounds

Mandatory Skill :

Strong Python experience with crawlers, REST APIs, async/multithreading, and PostgreSQL/MySQL in a cloud environment.

Role Overview :

We are looking for a highly skilled Python Developer with strong hands-on experience in building web crawlers, REST APIs, and advanced Python applications. The ideal candidate should be proficient in writing clean, efficient, and scalable code, and comfortable working with asynchronous programming, multithreading, and cloud-native environments.

Key Responsibilities :

• Build and ship new features and fixes in a fast-paced environment.
• Design, develop, test, and deploy scalable Python applications.
• Develop robust web crawlers and RESTful APIs.
• Write clean, secure, and maintainable code following SOLID principles.
• Design and document features, components, and systems.
• Collaborate closely with cross-functional teams.
• Support, monitor, and maintain existing products.
• Continuously learn and improve technical expertise.

Mandatory Skills :

• 3 to 5 years of strong hands-on experience in Python
• Experience in building web crawlers and REST APIs
• Strong knowledge of multithreading and async I/O in Python
• Experience with PostgreSQL or MySQL
• Strong understanding of OOP/Functional Programming and clean coding practices
• Experience with Docker / Containers
• Exposure to Cloud platforms (AWS or GCP)
• Excellent written and verbal communication skills
• High ownership mindset and accountability

Good to Have :

• Experience with Kubernetes, RabbitMQ, Redis
• Contributions to Open Source Projects
• Experience working with AI APIs and tools

What the Interview Will Focus On :

• Problem-solving and coding skills
• Hands-on Python programming
• Low-Level Design
• Database Design concepts

About Root Node

We’re an early-stage startup building intelligent tools for planning, scheduling, and optimization—starting with timetabling and warehouse logistics. Backed by deep domain expertise and a growing customer pipeline, we’re now building our core tech team. This is not just a coding job — it's a chance to build something meaningful from the ground up.

About the job

• Design and implement robust backend systems and APIs using Java or similar backend language and Spring Boot or equivalent frameworks
• Integrate backend services with existing custom ERP systems 
• Work closely with the founder on product architecture, feature prioritization, and go-to-market feedback
• Take full ownership of features — from system design and development to deployment and iterative improvements
• Help shape our engineering culture and technical foundations

You're a Great Fit If You:

• Have 3+ years of experience in backend development
• Are strong in Java or similar languages (e.g., Kotlin, Go, Node.js)
• Have solid experience with Spring Boot or equivalent backend frameworks
• Have integrated with ERP or enterprise systems in production environments
• Are comfortable with both SQL (PostgreSQL) and NoSQL (MongoDB)
• Understand REST API development, authentication, Docker
• Have an entrepreneurial mindset — you're excited about ownership, ambiguity, and making decisions that shape the product and company
• Want more than just a job — you want to build, solve, and learn rapidly

What We Offer

• Competitive salary
• High degree of ownership and autonomy
• Ability to shape the tech and product direction from Day 1
• Transparent and fast decision-making culture
• A builder’s environment — solve real-world problems with real impact

Core Competency:

• Extensiveexperiencewith C#and ASP.net/.NETCore 2.0 / .NET WebAPI coreframework framework • concepts and fundamentals/ MVC and EF. • REST Web services&API Experience • Strong architectural knowledge with two or more of - MicroServices, 12 FactorApplications and • EventDriven architectures • Messaging knowledge(Topics,Queues&PublishSubscribe) • Knowledge of AWS, Docker and Kubernetes • Experience with databasedevelopmentincluding relational databasedesign,SQL, andORM • Agile Delivery experience • Deploying .Net Core web application/api inWindows and Linux • Experience withweb developmenttechnologiesincludingASP.NET, MVC3, EF, HTML,JavaScript, • JQuery, AJAX and CSS,LINQ. • Experience with core Microsoft.Nettechnologiesincluding:WCF, LINQ, and EF • Experience designing and developing enterprise gradesoftware • Experience with source controlmanagementsystems and deployment environment • Experience with debugging, performanceprofiling and optimization. • Comprehensiveunderstandingof object-orientedand service-oriented applicationdevelopment,techniquesand theories • Internallymotivated, able towork proficientlyboth independently and in a teamenvironment • Strong communication skills with both internal team members and external businessstakeholders • Experience with userinterfacedesign and prototyping

Hello,

My name is Amim and I'm a part of the Talent Acquisition team in PayU India!

Were looking for a seasoned Backend engineers who would work on cutting edge technologies to solve complex problems in FinTech world. We are currently looking for bright and talented backend engineers, who can bring new ideas to the table and contribute to our strategy in a big way.

If you like to solve complex problems and challenges, that too in a fast-moving and dynamic environment, this is great opportunity for you.

Who were looking for

Position :      Senior Software Engineer / Lead Software Engineer

Experience : 4 yrs - 9 yrs

Job Location: Bangalore / Gurgaon / Pune(Currently WFH)

Key Skills :  Object Oriented Programming ( Java / Go Lang), Problem Solving, Data Structures Algorithms, System Design Microservices / Spring Boot, Distributed Systems, AWS, Cloud, Scalability, Web Security, Kafka, Elasticsearch, Mo SQL / MongoDB / MySQL etc.  

Desired Profile

B.E / B. Tech / M. Tech in computer science or equivalent with excellent academic record.

Experience in any language like Java / GoLang / Core Java / Scala / RoR and object oriented design.

You will be Translating high level business problems into scalable design and code.

Very strong in Data Structures and Algorithms with excellent programming skills

Have experience in building and maintaining large scale web applications in service oriented architecture.

Passion for adopting new technologies at rapid pace and working in a highly agile environment

What we offer

A positive, get-things-done workplace

A dynamic, constantly evolving space (change is par for the course important you are comfortable with this)

An inclusive environment that ensures we listen to a diverse range of voices when making decisions.

Ability to learn cutting edge concepts and innovation in an agile start-up environment with a global scale

Access to 5000+ training courses accessible anytime/anywhere to support your growth and development (Corporate with top learning partners like Harvard, Coursera, Udacity)

 About us

At PayU, we are a global fintech investor and our vision is to build a world without financial borders where everyone can prosper. We give people in high growth markets the financial services and products they need to thrive. Our expertise in 18+ high-growth markets enables us to extend the reach of financial services. This drives everything we do, from investing in technology entrepreneurs to offering credit to underserved individuals, to helping merchants buy, sell, and operate online. Being part of Prosus, one of the largest technology investors in the world, gives us the presence and expertise to make a real impact. Find out more at http://www.payu.com">www.payu.com

Our Commitment to Building A Diverse and Inclusive Workforce

As a global and multi-cultural organization with varied ethnicities thriving across locations, we realize that our responsibility towards fulfilling the D&I commitment is huge. Therefore, we continuously strive to create a diverse, inclusive, and safe environment, for all our people, communities, and customers. Our leaders are committed to create an inclusive work culture which enables transparency, flexibility, and unbiased attention to every PayUneer so they can succeed, irrespective of gender, color, or personal faith. An environment where every person feels they belong, that they are listened to, and where they are empowered to speak up. At PayU we have zero tolerance towards any form of prejudice whether a specific race, ethnicity, or of persons with disabilities, or the LGBTQ communities.

If you are interested, please share your resume on md.amim at payu.in

Position: Senior Java Developer / Tech Lead

Work Location: Bangalore; India

Type of Employment: Full-time, Permanent

Experience: 6 to 10 years of Experience

• Proficient in Java/J2EE , core java, full stack development experience ( Database to UX)
• Must be proficient with integration with third-party applications within the enterprise and outside the organizations (API)
• Must be good in writing highly optimized code.
• Must be good at abstracting solutions - reduce time and cost to build
• Experience with Workflow Engines like Activiti will be an advantage
• Good understanding of native Android code/interface with Android apps, if preferable
• Must be an expert in managing data at the application database level - Transaction and Reporting database design
• Must be good in coding & product development
• Experienced with monitoring and observability
• Experienced with production support and debugging (heap dumps, thread dumps etc)
• Experience in Logistics domain is desirable
• Prior startup experience is preferred

Requirements:

• Bachelor’s or equivalent degree in Computer Science / BE
• Ability to handle the team of 7 to 8 members and giving guidance to the team
• Strong problem-solving skills
• Ability to respect deadlines and will to perform in an accelerated learning environment.

Key Skills: Java, J2EE, JSP, Spring, Angular, Apache, MySQL, SQL Queries,LinuxEnviroment, HTML, JQuery, Java Script, Version Control, .Net, Activiti, IBatis, Maven – Build, Git Hub, J Bos, CSS, HTML 5, JIRA, Selenium,AWS – Server Handling, Android, React JS

Note: Hiring from logistics and Ecommerce company only and 30-45 days’ notice is ok and can also buy back notice if required.