Python + Gen AI Developer – FinTech Domain at Wissen Technology · Mumbai · 7 - 8 years · ₹20L - ₹27L / yr · Profitable · Posted 16 Jul 2026

Mandatory Skills:
- Strong hands-on experience in Python
- Experience in Generative AI / LLMs
- Good understanding of FinTech or Banking domain
- Experience with APIs and Microservices
- SQL/Database knowledge
- Cloud platform experience (AWS/Azure/GCP)
- Strong communication and problem-solving skills

About Wissen Technology
About
The Wissen Group was founded in the year 2000. Wissen Technology, a part of Wissen Group, was established in the year 2015. Wissen Technology is a specialized technology company that delivers high-end consulting for organizations in the Banking & Finance, Telecom, and Healthcare domains.
With offices in US, India, UK, Australia, Mexico, and Canada, we offer an array of services including Application Development, Artificial Intelligence & Machine Learning, Big Data & Analytics, Visualization & Business Intelligence, Robotic Process Automation, Cloud, Mobility, Agile & DevOps, Quality Assurance & Test Automation.
Leveraging our multi-site operations in the USA and India and availability of world-class infrastructure, we offer a combination of on-site, off-site and offshore service models. Our technical competencies, proactive management approach, proven methodologies, committed support and the ability to quickly react to urgent needs make us a valued partner for any kind of Digital Enablement Services, Managed Services, or Business Services.
We believe that the technology and thought leadership that we command in the industry is the direct result of the kind of people we have been able to attract, to form this organization (you are one of them!).
Our workforce consists of 1000+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like MIT, Wharton, IITs, IIMs, and BITS and with rich work experience in some of the biggest companies in the world.
Wissen Technology has been certified as a Great Place to Work®. The technology and thought leadership that the company commands in the industry is the direct result of the kind of people Wissen has been able to attract. Wissen is committed to providing them the best possible opportunities and careers, which extends to providing the best possible experience and value to our clients.
Connect with the team
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Key Responsibilities
● Lead the architecture, design, development, and delivery of scalable backend services
using Python.
● Own technical direction and architectural decisions for backend systems and services.
● Design and build robust RESTful APIs, microservices, and distributed systems
capable of handling high-scale workloads.
● Design and implement real-time communication systems, including WebSocket-based
services, where required.
● Drive system performance, scalability, reliability, availability, and security.
● Lead performance optimization, capacity planning, monitoring, debugging, and
production issue resolution.
● Establish and promote best practices around code quality, testing, observability, CI/CD,
and production readiness.
● Collaborate closely with frontend, product, DevOps, infrastructure, and other
cross-functional teams to deliver end-to-end solutions.
● Mentor and provide technical guidance to engineers, contributing to overall team growth
and engineering excellence.
● Review code and architecture designs, identify technical risks, and drive improvements
across backend systems.
● Take ownership of complex technical problems and deliver reliable, maintainable,
production-grade solutions.
Required Skills & Qualifications
● 5+ years of software engineering experience, with significant experience in backend
development.
● Strong expertise in Python and experience building production-grade backend
applications.
● Proven experience designing and developing REST APIs and microservices
architectures.
● Strong understanding of distributed systems, scalability, fault tolerance, and
high-availability architectures.
● Hands-on experience with WebSockets and real-time backend integrations.
● Strong experience with SQL/NoSQL databases, caching systems, and data-intensive
applications.
● Experience with performance optimization, monitoring, logging, debugging, and
production operations.
● Strong understanding of software engineering principles, design patterns, and clean
architecture.
● Proven ability to lead technical initiatives and make sound architectural decisions.
● Strong communication, collaboration, and technical leadership skills.
● Experience mentoring engineers and conducting effective code and design reviews.
Role Overview
We’re hiring a Senior Backend Engineer who can build high-performance backend systems using Node.js. You’ll work on complex engineering problems, optimize for scale, and own features end-to-end.
Key Responsibilities
● Develop backend services, APIs, and microservices using Node.js frameworks (Express, Nest.js).
● Own modules end-to-end: design → implementation → testing → deployment.
● Write high-quality, testable, maintainable code.
● Optimize performance, scalability, and reliability across systems.
● Troubleshoot production issues, perform RCA, and improve stability.
● Work with databases (SQL & NoSQL), caching, and async processing.
● Collaborate with DevOps for CI/CD, deployments, and automation.
● Contribute to improving engineering standards, documentation, and processes
What we’re looking for:
● 4 to 7 years of hands-on backend development experience.
● Strong in Node.js, async patterns, TypeScript (preferred), and REST APIs.
● Solid understanding of: Data modeling Queues & background jobs Caching (Redis) API optimization
● Experience with relational DBs (PostgreSQL/MySQL) and NoSQL (DynamoDB/MongoDB/ Redis).
● Experience with messaging/queues: Kafka, RabbitMQ, SQS, or equivalent.
● Familiarity with Docker, Git, and CI/CD pipelines.
● Exposure to AWS or cloud infrastructure.
● Strong debugging and performance tuning skills.
● Ability to work in a fast-paced, startup-like environment.
Here are answers to some questions you may have
Where is your office?
Chennai (Velachery)
Work Model
Work from Office – because great stories are built in person!
Do you have an online presence?
https://amura.ai (we are @AmuraHealth on all social media)
For better insights:
https://drive.google.com/file/d/11UHgXqYc7XSJ3IAdFyEm-EurgOzqsmzA/view?usp=sharing
Job Description
Job Title: Senior Software Developer
Status: Full Time
Skills: Microsoft .net C#,ReportingServices,Jquery,
JavaScriptWebservices, JavaScript frameworks,CMS
Experience: 5 years
JOB DUTIES & RESPONSIBILITIES:
Working with Project Managers to determine needs and applying / customizing existing
technology to meet those needs
Maintaining and supporting multiple projects and deadlines
Recording work progress on a weekly basis
Documentation
QUALIFICATIONS & RELATED EXPERIENCE:
BTech, MCA, Msc-IT in one of the following subject areas: Information Technology, Computer Science, Business Administration or related field preferred Microsoft dot net certified professionals will be preferred
Proven experience with Microsoft .NET technologies including, ASP.NET, ADO.NET
Languages: C#, VB.Net, SQL/T-SQL, JavaScript/DHTML, VBScript, HTML, XML.*
Experience developing websites using a Content Management System (CMS)
Some experience with f ront end UI design preferred
Experience in backend software design in SQL Server 2008 or 2012, Stored procedures,
ASP.NET, VB.NET, C#
5 years of actual experience in the coding environment with visual studio
Must have the knowledge of FrontEnd frameworks like Jquery,twitterBootstrap,Css
Must have experience of creating Accounts ,Inventory and HR based softwares
Must have experience of working on an ERP
Must have experience of creating and consuming webservices/API
SKILLS:
Ability to complete all phases of software development life cycle including analysis, design,
functionality, testing and support
Ability to develop large scale web/database applications
Ability to work on multiple projects with multiple deadlines
Ability to communicate clearly with business users and project manager
Ability to innovate and provide functional applications with intuitive interfaces
Ability to construct user guides and documentation
Project Management skills
E-commerce integration skills
Excellent knowledge of Transact SQL
Working experience with Content Management Systems
Context for the Candidates:
Blockchain engineers are tasked with building secure, scalable, and high-performance decentralized applications. This discussion focuses on how to utilize key technologies—Node.js, Rust, Go, TypeScript, Ethers.js, viem, and Hardhat—in smart contract and blockchain system development, while addressing the practical challenges that arise in such projects.
Key Discussion Points:
• How do you integrate Node.js, Rust, Go, and TypeScript in blockchain-backed applications?
• Discuss the trade-offs between using Rust or Go for performance-critical blockchain services.
• What are the key challenges in ensuring the security and scalability of smart contracts using tools like Ethers.js, viem, and Hardhat?
• How do you approach testing, debugging, and deploying smart contracts in a decentralized environment?
• Share best practices for gas optimization, contract upgradability, and backend scalability.
Evaluation Criteria:
1. Technical Knowledge:
• Strong knowledge of Node.js, Rust, Go, and TypeScript with practical experience in blockchain development.
• Proficiency in Ethers.js, viem, Hardhat, and smart contract lifecycle (development, testing, deployment).
• Understanding of security best practices, performance optimizations, and scalability in decentralized systems.
2. Problem-Solving and Integration Skills:
• How candidates approach integrating smart contract solutions with backend services using Node.js, Rust, Go, and TypeScript.
• Solutions proposed for common challenges in blockchain projects such as gas fees, security vulnerabilities, and system bottlenecks.
3. Experience and Expertise:
• Minimum of 2 years of IT experience, including hands-on development with the specified technologies.
• Practical knowledge of blockchain architecture, consensus mechanisms, and decentralized application deployment.
4. Innovation and Critical Thinking:
• Candidates’ ability to think creatively about system architecture, proposing scalable and secure solutions for blockchain-based applications.
• Discussion on the future potential of blockchain technology and how the tech stack can evolve.
5. Communication and Team Collaboration:
• Clear articulation of technical challenges and how to address them in a team setting.
• Ability to lead or contribute to discussions in a way that encourages collaboration and team-driven problem-solving.
We are looking for experienced PHP / Senior PHP Developer to join our web development projects. As a PHP Developer, you will play a key role in writing clean and efficient PHP code, following industry best practices and collaborating with the creative team. Your expertise and problem-solving skills will contribute to the success of our software development process.
Responsibilities:
- Write backend code and develop efficient PHP modules.
- Solve complex performance problems and address architectural issues.
- Integrate and combine data storage solutions.
- Contribute to all phases of the software development lifecycle.
- Troubleshoot and resolve issues as they arise.
- Collaborate effectively across different time zones using tools like GitHub, video conferences, and documents.
- Familiarity with common third-party APIs such as Google, Facebook, eBay, etc.
- Utilize version control tools and work with relational databases.
- Proficiency in HTML, CSS, JavaScript, and AJAX.
- Demonstrate strong problem-solving skills and attention to detail.
- Display a keen interest in learning new tools, languages, and workflows.
Requirements:
- B.Tech / MCA/ M.Tech/ Msc IT.
- Minimum of 5+ years of experience.
- Wordpress experience is a plus point
- Strong knowledge of PHP programming language and related frameworks such as Laravel, Symfony, or CodeIgniter.
- Proficiency in HTML, CSS, JavaScript, and jQuery.
- Experience working with databases like MySQL, PostgreSQL, or MongoDB.
- Familiarity with version control systems, preferably Git.
- Understanding of object-oriented programming (OOP) principles.
- Strong problem-solving skills and ability to work independently as well as in a team environment.
Software Architect
Bangalore, India / Engineering/ Full-time
Job Overview:
As a Software Architect, you will play a crucial role in designing, developing, and maintaining robust and scalable backend solutions for our software applications. You will be responsible for making strategic technical decisions, and collaborating with cross-functional teams to ensure the successful delivery of high-quality software products with scalable backend infrastructure.
Responsibilities:
- System Architecture:
- Design and architect scalable, efficient, and maintainable backend systems.
- Collaborate with cross-functional teams to understand business requirements and translate them into technical specifications.
- Technical Leadership:
- Provide technical leadership and guidance to the development team, ensuring best practices and coding standards are followed.
- Mentor and coach team members, fostering a culture of continuous learning and improvement.
- Backend Development:
- Lead the development of backend components, modules, and features primarily on Ruby on Rails tech stack and also be open to contribute in other tech stacks based on Java/Kotlin and Python.
- Implement and maintain APIs, data models, and database structures to support application functionality.
- Performance Optimization:
- Identify and address performance bottlenecks, ensuring optimal system response times and resource utilization.
- Implement caching strategies and other performance optimization techniques.
- Collaboration:
- Collaborate with frontend developers, product managers, and other stakeholders to integrate frontend and backend components seamlessly.
- Participate in code reviews to ensure code quality, adherence to standards, and knowledge sharing within the team.
- Security and Compliance:
- Implement and enforce security best practices to safeguard sensitive data.
- Stay updated on industry trends and emerging technologies to ensure compliance and security standards are met.
- Documentation:
- Create and maintain comprehensive technical documentation for the backend architecture, APIs, and development processes.
- Continuous Improvement:
- Proactively identify opportunities for process improvement and contribute to the evolution of development methodologies and practices.
Qualifications:
- Overall 10+ years of experience, with 2+ years as a Software Architect with a focus on backend development using Ruby on Rails.
- In-depth knowledge of Ruby on Rails framework, database design, and API development.
- Strong understanding of software architecture principles, design patterns, and best practices.
- Experience with performance optimization, scalability, and security considerations.
- Excellent communication and collaboration skills.
- Leadership experience with a demonstrated ability to mentor and guide development teams.
- Bachelor’s degree in Computer Science, Engineering, or a related field (or equivalent work experience).
Bonus points:
- Familiarity with front-end technologies and frameworks(ReactJs).
- Experience with other programming languages.(Kotlin/Python)
- Experience with cloud platforms and microservices architecture.
- Knowledge of DevOps practices and tools.(AWS, Kubernetes, )
Join us in revolutionizing the way software solutions are developed, and contribute to building cutting-edge applications that make a positive impact on our users and the industry.
● Own the development and deployment of one or more integral module (APIs and Services) that is part of AgroStar’s technology platform, used by farmers for communication, decision support and ecommerce
● Collaborate with the Product Managers and Senior Engineers for
understanding and designing the modules.
● Own the quality of module, and work with QA and Tech Support teams to identify hotspots, and bring continuous improvements.
● Bachelor’s degree or higher, with course in Programming/Data
Structures/Algorithms
● Experiences of programming in Python or GoLang or Web Technologies
(HTML, CSS, Javascript)
● Sound understanding of Data Structures, Algorithms and Object Oriented
Design and Databases (mySQL or mongoDB)
● Passionate about Software Engineering practices
● Excellent communication skills

- Bachelors degree in Computer Science, Software Engineering, or a related discipline
- Experience working in an IT environment
- Experience developing with C#, C++, or other object-oriented platforms
- 2+ years of web application development
- Skill for writing reusable libraries
- Hands-on experience in ASP.Net, MVC, Restful services, Web API
- Experience in .Net Web API
- Strong understanding of object-oriented programming
- Strong knowledge of C# programming
- Ability to troubleshoot problems independently. Good analytical and problem-solving skills
- Familiar with various design and architectural patterns
- Strong Knowledge in Microsoft SQL Server scripts and Stored procedures
- Exposure to Agile Software Development Life Cycle
- Experience implementing automated testing platforms and unit tests
- Proficient understanding of code versioning tools such as GIT
- Experience in Service-based architecture










