Software Engineer

Position Name : Senior Software Developer (Node.js/RoR/Swift/React)

Experience : 5 to 10 Years

📍 Location : Remote

Notice Period : Immediate to 15 Days

Role Overview :

We are looking for a highly skilled Senior Software Developer with expertise in Node.js, Ruby on Rails (RoR), React, and Swift.

The ideal candidate should have strong problem-solving skills, hands-on development experience, and a deep understanding of software architecture, design principles, and TDD best practices.

Key Responsibilities :

• Backend-Heavy Full-Stack Development : Strong focus on Ruby on Rails (RoR) for backend and React for frontend.
• Test-Driven Development (TDD) : Follow TDD principles to ensure high-quality code.
• Software Architecture & Design : Implement scalable and maintainable solutions.
• Data Structures & Algorithms : Optimize performance and ensure efficient solutions.
• Clean Code Practices : Write modular, reusable, and well-documented code.
• Agile Development : Work in an Agile environment with CI/CD pipelines.
• Full-Stack Ownership : Manage both backend and frontend development, including deployment.
• Peer Collaboration : Participate in code reviews, pair programming, and knowledge sharing.

Technical Skills & Experience :

Must-Have :

• Ruby on Rails (RoR) - Backend
• React.js - Frontend
• Strong expertise in architecture, design, and hands-on development.
• Excellent understanding of Data Structures & Algorithms.
• Proven experience with TDD principles.
• Excellent communication skills.

Good to Have :

• Experience with Node.js, TypeScript, Swift, and JavaScript
• Familiarity with relational databases and web frameworks
• CI/CD tools like Jenkins, Hudson, or Bamboo.

Role Objective

As a Team Lead – AI/LLM Engineering, you will lead the development of scalable AI-powered applications and backend systems while managing a team of engineers. The role requires a strong balance of technical leadership and hands-on contribution in building production-grade solutions using Python, Django, RAG architectures, Vector Databases, and modern LLM frameworks. You will drive project execution, mentor team members, and ensure high-quality delivery of AI solutions.

Roles & Responsibilities

• Lead and manage a team of 6–10 engineers for AI/LLM-based projects.
• Drive end-to-end project delivery with focus on quality, scalability, and operational efficiency.
• Design and develop scalable backend systems using Python and Django.
• Build and optimize AI workflows involving RAG systems, Vector Databases, embeddings, and LLM orchestration.
• Work with technologies such as LangGraph and Model Context Protocol (MCP).
• Participate in architecture discussions, system design, and technical decision-making.
• Conduct code reviews and maintain engineering best practices.
• Mentor junior developers and support team growth.
• Collaborate with cross-functional teams for smooth project execution.
• Identify and remove technical blockers to improve team productivity.
• Contribute hands-on to development, debugging, and deployment activities.

Requirements

• Minimum 3 years experience as a developer.
• Minimum 7–8 months of experience with building AI systems.
• Strong hands-on experience in Python and Django development.
• Experience with Vector Databases and embedding-based retrieval systems.
• Good understanding of Data Structures & Algorithms.
• Strong knowledge of System Design and scalable application architecture.
• Experience working with AI/LLM integrations and RAG systems.
• Prior team leadership or mentoring experience.
• Good communication, analytical thinking, and problem-solving abilities.
• Ability to work in a fast-paced, collaborative environment.

Behavioural Skills

• Strong leadership and team management abilities.
• Excellent communication and interpersonal skills.
• Problem-solving mindset with strong analytical thinking.
• Ability to take ownership and drive projects independently.
• Adaptability to evolving technologies and project requirements.
• Good collaboration and stakeholder management skills.
• Strong decision-making and mentoring capabilities.

Technical Skills

• Python
• Django Framework
• Data Structures & Algorithms
• System Design
• Vector Databases
• Embeddings & Semantic Search
• RAG (Retrieval-Augmented Generation) Systems
• LangGraph
• Model Context Protocol (MCP)
• LLM Integration & Orchestration
• REST APIs
• Git & Version Control
• DevOps / Cloud Infrastructure (Preferred)
• Database Management Systems (SQL/NoSQL)

Title: Product Development Engineer II- BillMe (Razorpay)

About Razorpay :

Razorpay is a rapidly growing platform company powering small and medium scale businesses. We are a finTech startup that emphasizes transparency, collaboration and career growth, with the ability to work on small, nimble teams. The company has rapidly expanded into greenfield areas like neo banking and B2B lending. Our employees are able to create change at scale and have an opportunity to truly disrupt and shape FinTech space. Transaction volumes have been growing at a rapid pace - 5X year-over-year growth over the past few

years.

About Billme (Acquisition of Razorpay) :

BillMe is the world's leading digital billing provider. It was founded by Jai Hemrajani, Kuber Pritmani, and Rupam Jain in 2018. BillMe has now evolved into a "CRM powered by Digital Billing."

BillMe helps over 4000+ businesses like McDonald's, Tata, BurgerKing, and Decathlon send digital bills, collect data, and increase sales and engagement.

BillMe was acquired by Razorpay in 2023. The collaboration between Razorpay and BillMe aims to help retail brands digitalize and seamlessly access omnichannel payment solutions.

Roles & Responsibilities:

To succeed in this role, you’ll need a customer-first attitude and the following:

• A minimum 3 years of hands on experienced in building desktop / client-server applications using programming skill C++, C#, WPF, .NET and SQL
• Good understanding of design patterns.
• Ability to create in depth technical design & implementation of a product feature and work independently on assigned modules
• Utilize version control systems to manage codebase and collaborate with a development team.
• Implement multi-threading and concurrency concepts to enhance application responsiveness.
• Leverage knowledge of Windows architecture for effective software development.
• Utilize SQL databases for data storage and retrieval.
• Develop user-friendly interfaces using WPF (Windows Presentation Foundation).

Qualifications:

• Proficiency in C++, C# and .Net programming languages.
• Proficient understanding of Windows architecture, Rest Api and Git.
• Understanding of  SQL databases will be an added advantage.
• Good experience with WPF (Windows Presentation Foundation).
• Strong problem-solving skills, attention to detail, and proactive attitude.
• Good communication skills in English (verbal and written).

If you are a motivated and skilled Software Developer with expertise in C++, C# and WPF, and you are ready to take on challenging work in a dynamic environment, we encourage you to apply. Join us in creating innovative software solutions that make a difference.

C++ Developer 

Permanent, Full time 

Summary: 

Our firm, SynOption is into trading technology, headquartered in Singapore and development office in Noida as of now. We are involved in building an FX and derivative trading system, spanning reference data, pricing, order execution, post-trade systems, and market analytics. In 2021, we would be opening offices in the UK and US and branch in Mumbai, India 

What we expect: Very good C++ Developer who have experience in design, development, debugging of multi-threaded large scale application with good understanding in data structures on Linux packaging, functional testing and deployment automation very good with problem solving 
 

1. Key responsibilities : 

1. Understand fundamental design principles and best practices for developing backend servers and web applications 

1. Gather requirements, scope functionality, estimate and translate those requirements into solutions 

1. Implement and integrate software features as per requirements 

1. Deliver across the entire app life cycle 

1. Work in a product creation project and/or technology project with implementation or integration responsibilities 

1. Improve an existing code base, if required, and ability to read source code to understand data flow and origin 

1. Design effective data storage for the task at hand and know how to optimize query performance along the way 

1. Follow an agile methodology of development and delivery 

1. Strictly adhere to coding standards and internal practices; must be able to conduct review code 

1. Mentor and possibly lead junior developers 

1. Contribute towards innovation 

1. Performance optimization of apps 

1. Explain technologies and solutions to technical and non-technical stakeholders 

1. Diagnose bugs and other issues in products 

1. Continuously discover, evaluate, and implement new technologies to maximize development efficiency 
    

1. Must have / Good to have: 

1. 6+ years experience with C++ development 

1. Design and implementation of high-availability, and performant applications on Unix environment 

1. Advanced knowledge of C/C++, Object Oriented Design, STL 

1. Good with multithreading and data structures 

1. Develop back-end components to improve responsiveness and overall performance 

1. Familiarity with database design, integration with applications and python packaging. 

1. Familiarity with front-end technologies (like JavaScript and HTML5), REST API, security considerations 

1. Familiarity with functional testing and deployment automation frameworks 

1. Experience in development for 3-4 production ready application using C++ as programming language 

1. Experience in writing unit test cases including positive and negative test cases 

1. Experience of CI/CD pipeline code deployment (Git, SVN, Jenkins or Teamcity) 

1. Experience with Agile and DevOps methodology 

1. Very good problem-solving skills 

1. Experience with Web technologies is a plus