
Job Description:
• Experience in Python (Only Backend), Data structures, Oops, Algorithms, Django, NumPy etc.
• Notice/Joining of not more than 30 days.
• Only Premium Institute- Tier 1 and Tier 2.
• Hybrid Mode of working.
• Good understanding of writing Unit Tests using PYTest.
• Good understanding of parsing XML’s and handling files using Python.
• Good understanding with Databases/SQL, procedures and query tuning.
• Service Design Concepts, OO and Functional Development concepts.
• Agile Development Methodologies.
• Strong oral and written communication skills.
• Excellent interpersonal skills and professional approach Skills desired.

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.
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Role Overview:
We’re looking for an exceptionally passionate, logical, and smart Backend Developer to join our core tech team. This role goes beyond writing code — you’ll help shape the architecture, lead entire backend team if needed, and be deeply involved in designing scalable systems almost from scratch.
This is a high-impact opportunity to work directly with the founders and play a pivotal role in building the core product. If you’re looking to grow alongside a fast-growing startup, take complete ownership, and influence the direction of the technology and product, this role is made for you.
Why Clink?
Clink is a fast-growing product startup building innovative solutions in the food-tech space. We’re on a mission to revolutionize how restaurants connect with customers and manage offers seamlessly. Our platform is a customer-facing app that needs to scale rapidly as we grow. We also aim to leverage Generative AI to enhance user experiences and drive personalization at scale.
Key Responsibilities:
- Design, develop, and completely own high-performance backend systems.
- Architect scalable, secure, and efficient system designs.
- Own database schema design and optimization for performance and reliability.
- Collaborate closely with frontend engineers, product managers, and designers.
- Guide and mentor junior team members .
- Explore and experiment with Generative AI capabilities for product innovation.
- Participate in code reviews and ensure high engineering standards.
Must-Have Skills:
- 2–5 years of experience in backend development at a product-based company.
- Strong expertise in database design and system architecture.
- Hands-on experience building multiple production-grade applications.
- Solid programming fundamentals and logical problem-solving skills.
- Experience with Python or Ruby on Rails (one is mandatory).
- Experience integrating third-party APIs and services.
Good-to-Have Skills:
- Familiarity with Generative AI tools, APIs, or projects.
- Contributions to open-source projects or personal side projects.
- Exposure to frontend basics (React, Vue, or similar) is a plus.
- Exposure to containerization, cloud deployment, or CI/CD pipelines.
What We’re Looking For:
- Extremely high aptitude and ability to solve tough technical problems.
- Passion for building products from scratch and shipping fast.
- A hacker mindset — someone who builds cool stuff even in their spare time.
- Team player who can lead when required and work independently when needed.
**Company Overview**
We are a VC-backed fintech startup developing an innovative online trading platform. As we scale, we're seeking a skilled Backend Engineer with expertise in Python to join our growing team and help build a robust, scalable infrastructure for our cutting-edge trading application.
We're based out of the UK and have our engineering team in India.
**Job Description**
We are looking for a backend developer who specialises in Python. Your role will focus on developing and maintaining the server-side logic, optimising performance, and ensuring seamless integration with the frontend. You’ll work closely with the engineering and product teams to deliver a high-quality, secure, and scalable platform.
**Responsibilities**
1. Develop and maintain server-side logic using Python
2. Design and implement APIs for seamless integration with frontend components
3. Optimise backend performance and scalability for high traffic and large data loads
4. Build and maintain databases, ensuring security, data integrity, and optimal performance
5. Collaborate with frontend engineers to ensure smooth integration between backend and frontend systems
6. Troubleshoot, debug, and optimise backend infrastructure
7. Implement data protection, security protocols, and authentication mechanisms (e.g., JWT)
8. Maintain and enhance real-time communication systems using WebSockets or similar protocols
**Required Skills**
1. Strong proficiency in Python and related technologies, knowledge of databases and SQL, and experience with web frameworks like Django or FastAPI
2. Strong analytical and troubleshooting skills, and the ability to solve problems
3. Good understanding of OOPs, task broking services, Queues, Redis
4. Familiarity with RESTful API design and integration
5. Strong understanding of database management (e.g., PostgreSQL, Redis) and caching strategies
6. Familiarity with modern authentication and authorization mechanisms (e.g., JWT, OAuth)
7. Proficiency in working with cloud hosting services (AWS, Google Cloud, etc.)
8. Experience with containerization and orchestration tools (Docker, Kubernetes)
9. Knowledge of real-time communication protocols (e.g., WebSockets, TCP, SSE)
10. Strong understanding of security best practices for server-side applications
11. Experience with version control (Git) and CI/CD pipelines
12. Minimum of 2-3.5 years of experience building scalable backend systems
**Perks**
1. Work From Anywhere Flexibility
2. Unlimited Leaves policy*
3. Competitive salary and unlimited growth opportunities
4. Insights on how HFT is done using cutting edge technology
If you’re passionate about building scalable, high-performance backend systems and want to be part of a cutting-edge fintech startup, we’d love to hear from you!
Responsibilities:
- Ensure the quality of architecture and design of systems.
- Functionally decompose complex problems into simple, straight-forward solutions.
- Analyze and improve data quality and metrics.
- Fully and completely understand system interdependencies and limitations.
- Leverage knowledge of internal and industry in design decisions.
- Assist in the career development of others, mentoring on advanced technical issues and helping managers guide the career growth of their team members.
- Exert technical influence over multiple teams, increasing their productivity and effectiveness by sharing your deep knowledge and experience.
- Skilled in translating high level abstract business requirements into software design, designing systems specifications, standards, and programming
- Contribute to Architectural blueprints and Design for the software solutions
- Mentor team on engineering best practices such as writing clean code, designing scalable, reliable and performant software solutions, set and ensure compliance to software quality standards etc.
- Be a role model for the team with innovative thinking, passion for continuous learning and contributions to the project.
Qualifications, Skills & Experiences
- BE / B.Tech /M.Tech in Computer Science or a related field
- Minimum 7+/5+ years of experience building large scalable systems
- Minimum 2+ years of recent experience in building products on cloud is a plus
- Knowledge of asynchronous programming and WebAPI development is required
- Knowledge and awareness of cloud/ application security is must (OWASP at the minimum)
- Strong knowledge in OOPS with C#, .Net(or Java) with SQL Server or any RDBMS
- Strong experience in architecting and building multi-threaded, distributed systems.
- Strong knowledge of data structures, algorithms, and designing for performance.
- Ability to achieve stretch goals in a highly innovative and fast paced environment.
- Extensive experience of mentoring junior engineers to success.
- Experience with Microservices Architecture is a plus
- Working knowledge of CI/CD pipelines and AWS/Azure cloud services is plus
- Hands on experience of building products for unix systems in addition to windows is a plus
- Excellent Communication
We are looking for a passionate backend developer with 2-3 years of experience who loves challenges and building something from ground-up. Past track record of building a statistical tool will be an advantage
Responsibilities and Duties
- Design of system and architecture for all features and problems
- Translate high level business problems into scalable design and code
- Maintain existing backend code and infrastructure
- Working with team to solve problems and discuss new ideas
- Smart system design smart having a balance between speed of implementation and scalability
- Ownership of projects or codes written
Qualifications and Skills
- Passion to work for startup and aptitude for fast learning
- In-depth understanding of Django and Django Rest Framework
- Expertise in python
- Basic machine learning knowledge, Company will help the candidate to upskill
- Ability to write clean, scalable, robust code
- Understanding of complete lifecycle of software development
- Basic knowledge of front-end development
- Good understanding of restful api design
- Working knowledge of AWS (EC2, RDS and Postgresql)
- Familiarity deploying SAAS solution with Amazon AWS and Docker (Kubernetes) etc
We’re Looking for Someone With:
Experience working with startups.
Experience working with ORMs like SQLAlchemy or Django
Experience with SQL and databases (Postgres preferred)
Experience in developing large server side applications and microservices
Ability to create high quality code
Experience with python testing tools (pytest) and test automation
Familiarity with code versioning tools like GIT
Strong sense of ownership and leadership quality
Experienced in the tools of our web stack
o Python
o Celery
o Postgres
o Redis
o RabbitMQ
Nice to Haves:
Prior experience at a growth stage Internet/Software company
Experience with ReactJS, Google Cloud, Heroku
Cloud deployment and scaling experience
Develop state of the art algorithms in the fields of Computer Vision, Machine Learning and Deep Learning.
Provide software specifications and production code on time to meet project milestones Qualifications
BE or Master with 3+ years of experience
Must have Prior knowledge and experience in Image processing and Video processing • Should have knowledge of object detection and recognition
Must have experience in feature extraction, segmentation and classification of the image
Face detection, alignment, recognition, tracking & attribute recognition
Excellent Understanding and project/job experience in Machine learning, particularly in areas of Deep Learning – CNN, RNN, TENSORFLOW, KERAS etc.
Real world expertise in deep learning- applied to Computer Vision problems • Strong foundation in Mathematics
Strong development skills in Python
Must have worked upon Vision and deep learning libraries and frameworks such as Opencv, Tensorflow, Pytorch, keras
Quick learner of new technologies
Ability to work independently as well as part of a team
Knowledge of working closely with Version Control(GIT)
- Atleast 1 year of experience in frappe framework preferred.
- Experiece with python and javascript required.
Job Description-
Backend Developer- Senior
Experience - 3-6 years
Location: Pune/Kota
Minimum Qualifications:
- BE/B.Tech or ME/M.Tech in Computer Science.
- Must have “Can Do Attitude” towards work
- Must have work exp of 3-6 years
- Must have programming exp of 1-2 years in any of Python/Golang/Java languages
- Must have worked in product based company
- Ready to work in a startup and adaptable to a dynamic environment
- Ready to accept ad-hoc requirements and track them till they get implemented
- Ready to learn new technologies like Andriod, Angular, etc.
- Good at HTTP basics, OOPs concepts, data structures, algorithms, networking and
security aspects
- Ability to write clean code and maintain it
- Good at SQL/No-SQL databases
Preferred Qualifications:
- Experience in any good product based startup
- Experience in working with the team and managing a small team of 2-5 associates
- Experience in being a mentor for co-developers
- Experience in design/developing scalable systems.
- Experience in public cloud platforms services/APIs of AWS, Google Cloud, etc.
- Experience in data engineering
- Experience in SOA/Microservice architecture development
Responsibilities:
- Design and develop scalable services and APIs in Python/Golang
- Always maintain the services secure
- Should optimize APIs for mobile data and apps
- Use off-the-shelf and state-of-the-art services for faster development of product
- Guide team members with designs
- Take the end to end ownership of features and resolve customer issues on priority
- Mentor/guide/monitor junior developer
- Expertise Android/Angular to the required extent and guide app developers while
designing APIs
Opportunities in the role:
- LearnAngular, Python, Node.js, Golang, ELK stack, MEAN/MERN
- Work on AWS, Azure, Google Cloud Platform
- Work on databases like RDS, MongoDB, Big Table & DynamoDB, Redis, Aerospike
- Experience with SQL/ NoSQL Databases (RDS, DynamoDB, Google Datastore, Redis)
- Experience with ELK stack.
- Fast prototyping of proof-of concept features/application based on a brief
- Work on data engineering










