Fullstack Developer

Position Summary: Senior Software Engineer (Full Stack) We are seeking a highly skilled Senior Software Engineer to execute our strategy  preferably experienced in Financial Services/Procurement domain, to build a modern SaaS platform using latest technologies like ReactJS, Angular, Django, Python with Postgres and AWS as the platform. Athena, Lambda, Python, Spark and PowerBI. As a Full Stack Engineer, you’ll be responsible for designing, developing, and maintaining key features of our cloud-based SaaS product. You’ll work across the stack — from building rich client-side applications in ReactJS to crafting performant and secure APIs in Django. You will also play a key role in architectural decisions, DevOps integration, and driving engineering best practices across the team.

Technical Skills: Must Have: Expert – ReactJS, Django, Python, Shell Script, AWS, S3, Lambda, Postgres Significant work Experience – Jenkins, Power BI

 Responsibilities:

• Design and develop end-to-end web applications using ReactJS (frontend) and Python/Django (backend)

• Build and maintain RESTful APIs and integrate third-party services

• Work with PostgreSQL to model data and write efficient queries

• Implement scalable, secure, and maintainable backend services on AWS

• Collaborate with product managers, designers, and fellow engineers to deliver new features

• Write unit, integration, and end-to-end tests to ensure code quality and reliability

• Conduct code reviews, debug issues, and optimize performance across the stack

• Contribute to DevOps workflows including CI/CD pipelines, containerization, and monitoring Internal Use Only Qualifications/Experience:

Must have - 5–7 years of full stack development experience, preferably in a SaaS or product-first environment

- Strong proficiency with JavaScript, ReactJS, and component-based architecture

- Hands-on experience with Python and the Django web framework

- Solid understanding of PostgreSQL (or similar relational databases)

- Practical knowledge of AWS services (EC2, S3, RDS, Lambda, etc.)

- Familiarity with Git, CI/CD pipelines, Docker, and Linux-based environments

- Clear communication skills and a collaborative mindset

Good to have

- Experience with performance tuning in Django or PostgreSQL - Exposure to Infrastructure-as-Code (e.g., Terraform, CloudFormation) Nice to have 

- Understanding of frontend testing tools (Jest, Cypress) and backend testing strategies - Knowledge of security best practices for SaaS apps

Location: Bangalore 

We are hiring for a Python Developer at Wissen Technology!

📍 Location: Pune (Hybrid)

💼 Experience: 3–6 Years

⏱️ Notice Period: Immediate / 15 days preferred

🔧 Key Skills:

• Strong experience in Python

• Hands-on with Pandas & NumPy

• Experience with AWS (S3, Lambda preferred)

• Good understanding of data processing & APIs

• SQL knowledge

🏢 About Wissen Technology:

Wissen Technology, part of the Wissen Group (est. 2000), is a fast-growing technology company specializing in high-end consulting across Banking, Finance, Telecom, and Healthcare domains.

✔️ Global presence – US, India, UK, Australia, Mexico & Canada

✔️ Certified Great Place to Work®

✔️ Trusted by Fortune 500 clients like Morgan Stanley, Goldman Sachs, and more

✔️ Strong growth with 400% revenue increase in recent years

🌐 Website: www.wissen.com

🔗 LinkedIn: https://www.linkedin.com/company/wissen-technology/

If you’re interested or have relevant candidates, please share your resume at [your email].

#Hiring #PythonDeveloper #PuneJobs #AWS #ImmediateJoiner

While you may already know about Wissen and the company history, here is a quick rundown for you.

About Wissen Technology:

·        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. We help clients build world class products.

·        Our workforce has highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs and with rich work experience in some of the biggest companies in the world.

·        Wissen Technology has grown its revenues by 400% in these five years without any external funding or investments.

·        Globally present with offices 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.

·        Wissen Technology has been certified as a Great Place to Work®.

·        Wissen Technology has been voted as the Top 20 AI/ML vendor by CIO Insider in 2020.

·        Over the years, Wissen Group has successfully delivered $650 million worth of projects for more than 20 of the Fortune 500 companies.

·        We have served client across sectors like Banking, Telecom, Healthcare, Manufacturing, and Energy. They include likes of Morgan Stanley, Goldman Sachs, MSCI, StateStreet, Flipkart, Swiggy, Trafigura, GE to name a few.

De

Job Title: Application Development Engineer (Python – Backtesting & Index Platforms)

Role Overview

Key Responsibilities

Engine Development: Design and implement modular, reusable Python components for index construction, rebalancing, and backtesting.

Large-Scale Simulation: Use Pandas, NumPy, and PySpark to run historical calculations across long time horizons and multiple index variants.

Workflow Integration: Integrate engines with orchestrators such as Airflow or Temporal using parameterized, config-driven execution.

Reference Data Consumption: Query and utilize pricing, security master, and corporate action data from Snowflake.

Quality & Reconciliation: Build automated test harnesses to validate outputs, compare against benchmarks, and guarantee reproducibility.

Performance Optimization: Improve runtime efficiency through vectorization, caching, and distributed computing patterns.

Cross-Team Collaboration: Partner with Business, Index Ops, and Platform teams to accelerate research-to-production onboarding.

Required Technical Capabilities

Python Expertise: Strong proficiency in Python application development with emphasis on clean architecture and maintainable design.

Data & Numerical Libraries: Deep experience with Pandas and NumPy; working knowledge of PySpark for distributed workloads.

Financial Computation: Ability to implement portfolio mathematics, weighting algorithms, and time-series transformations.

Config-Driven Systems: Experience building rule-based or metadata-driven processing frameworks.

Database Skills: Strong SQL and experience consuming structured data from Snowflake.

Testing Discipline: Expertise in unit testing, regression testing, and deterministic replay of calculations.

Orchestration Integration: Familiarity with Airflow, Temporal, or similar workflow engines.

Cloud Infrastructure: Solid understanding of AWS ecosystem services (S3, Lambda, IAM) and how they integrate with the Snowflake Data Cloud.

Job opportunity for Developer -Python Full Stack with Siemens at Bangalore.

Interview Process:

1st round of interview - F2F (in-Person)-Technical

2nd round of interview – F2F /Virtual Interview - Technical

3rd round of interview – Virtual Interview – Technical + HR

Job Title / Designation: Developer -Python Full Stack

Employment Type: Full Time, Permanent

Location: Bangalore

Experience: 3-5 Years Job Description: : Developer -Python Full Stack

We are looking for a python full stack expert who has proven 5+ years of experience in developing automating solutions on Linux based environments. You should be capable of developing python-based web applications or automation solutions and have with excellent knowledge on DB handling and decent knowledge of the K8-based deployment environment.

Required Skills:

• Solid experience in Python back-end technology
• Sound experience in web application development
• Decent knowledge and experience in UI development using JavaScript, React/Angular or related tech stack.
• Strong understanding of software design patterns and testing principles
• Ability to learn and adapt to working with multiple programming languages.
• Experience Docker, ArgoCD, Kubernetes and Terraform
• Understanding of ETL processes to extract data from different data sources is a plus.
• Proven experience in Linux development environments using Python.
• Excellent knowledge in interacting with database systems (SQL, NoSQL) and webservices (REST)
• Experienced in establishing an optimized CI / CD environment relevant to the project.
• Good knowledge on repository management tools like Git, Bit Bucket, etc.
• Excellent debugging skills/strategies.
• Excellent communication skills
• Experienced in working in an Agile environment.

Nice to have

• Good Knowledge in eclipse IDE, developed add-ons/ plugins on eclipse Platform.
• Knowledge of 93K Semiconductor test platforms
• Good know-how of agile management tools like Jira, Azure DevOps.
• Good knowledge of RHEL
• Knowledge of JIRA administration 

Must Have
- Stack: Wordpress, Javascript

Nice to have
- Experience in Affiliate Marketing and Lead Generation
- Some experience/knowledge in python is preferred.
- Building wireframes

Roles/Responsibilities:

 Own a team of 15-20 Developers and QAs at various levels

 Provide continuous feedback, training and make sure team is working on their full

    potential at all time

 Review the architecture/design of a product/module/feature and provide feedback

 Architect, design and/or hands-on code the critical portion of a

   product/module/feature

 Mentor the tech-leads on architecting the product to deliver on-time

Jobs Skills required:

 Strong tech background of working in product company

 Understanding of various backend and frontend technologies and its core concepts

 Ability to understand the business problems and solve it with innovative tech

    solutions

 Very strong analytical and problem-solving skills in super changing environment

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: 

• 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. 
• Excellent hands-on experience using MySQL or any other SQL Database. 
• Good knowledge of MongoDB or any other NoSQL Database. 
• Good knowledge of Redis, its data types, and their use cases. 
• Experience with graph-based databases like GraphQL and Neo4j. 
• Experience developing and deploying REST APIs. 
• Good knowledge of Unit Testing and available Test Frameworks. 
• Good understanding of advanced JS libraries and frameworks. 
• Experience with Web sockets, Service Workers, and Web Push Notifications. 
• Familiar with NodeJS profiling tools. 
• Proficient understanding of code versioning tools such as Git. 
• Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms. 
• Should be a fast learner and a go-getter — without any fear of trying out new things Preferences. 
• Experience building a large scale social or location-based app.

What we are looking for:

We are looking for a Full Stack Developer who has a strong understanding of designing and developing Shopify API. Candidate should also have worked on any of the following Frontend frameworks like ReactJS , NextJs and VueJs.

The candidate should be proactive enough to anticipate problems and keeping the team and management informed in a timely manner. You have to work with the Product Owner/ Cross-functional teams in the organization to understand the business requirements and to deliver solutions.

Requirements

• Minimum 2 years of experience in Full Stack Development.
• Strong Understanding of Shopify API. (Mandatory)
• Experience working with Shopify apps and 3rd party services.
• In-depth experience with Shopify’s Liquid language.
• Deep Knowledge in NodeJS & JavaScript.
• Should have experience in designing with NoSQL Databases such as MongoDB etc.
• Must know either ReactJs, NextJs or VueJs .
• Hands on experience on AWS.
• Proficient understanding of code versioning tools, such as Git.