Fullstack Developer - Vera

Company Name – Wissen Technology

Group of companies in India – Wissen Technology & Wissen Infotech

Work Location – Pune

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.

Job Description:

Experience Required: 3–5years

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

Role Overview

We are seeking a strong Python Application Engineer to help build a next-generation Index Backtesting and Rebalance Platform.

In this role, you will design and develop deterministic, scalable calculation engines that convert financial methodologies into production-grade software.

You will work on portfolio construction, rebalancing logic, and historical simulations while consuming reference and market data from Snowflake using python as your core processing tool.

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).

Technical Skills:

• Technical Skills:
• Python, PySpark, Pandas, NumPy, AWS (S3, Lambda), Apache Airflow, SQL, Financial Services Domain Knowledge, Strong Communication Skills.
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We’re hiring a Full Stack Developer (5+ years, Pune location) to join our growing team!

You’ll be working with React.js, Node.js, JavaScript, APIs, and cloud deployments to build scalable and high-performing web applications.

Responsibilities include developing responsive apps, building RESTful APIs, working with SQL/NoSQL databases, and deploying apps on AWS/Docker.

Experience with CI/CD, Git, secure coding practices (OAuth/JWT), and Agile collaboration is a must.

If you’re passionate about full stack development and want to work on impactful projects, we’d love to connect!

Job Title: Senior Software Engineer - Backend

About the firm:

Sustainability lies at the core of Stantech AI. Our vision is to empower organizations to derive actionable insights—effectuating a smarter way of working. We operate on the premise that each client is unique and as such requires their own idiosyncratic solutions. Putting this principle into practice, we deliver tailor-made solutions to digitalize, optimize, and strategize fundamental processes underpinning client organizations. For more information, please refer to our website: www.stantech.ai

Job Description:

As a Senior Software Engineer at Stantech AI, you will play a pivotal role in designing, developing, and maintaining enterprise-grade backend services and APIs that cater to the unique needs of our clients. You will be a key member of our engineering team and will contribute to the success of projects by leveraging your expertise in Python, SQL, and modern DevOps practices.

Key Responsibilities:

• Design, develop, and maintain high-performance backend applications and RESTful APIs using Python FastAPI framework.
• Optimize and maintain relational databases with SQL (data modeling, query optimization, and sharding) to ensure data integrity and scalability.
• Create, configure, and manage CI/CD pipelines using GitLab CI for automated build, test, and deployment workflows.
• Collaborate with cross-functional teams (data scientists, frontend engineers, DevOps) to gather requirements and deliver robust, scalable, and user-friendly solutions.
• Participate in architectural and technical decisions to drive innovation, ensure reliability, and improve system performance.
• Conduct code reviews, enforce best practices, and mentor junior engineers.
• Troubleshoot, diagnose, and resolve production issues in a timely manner.
• Stay up-to-date with industry trends, emerging technologies, and best practices.
• Bonus: Hands-on experience with server-level configuration and infrastructure—setting up load balancers, API gateways, and reverse proxies.

Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• Minimum 3 years of professional experience in backend development, with strong expertise in Python and SQL.
• Proven track record building and maintaining CI/CD pipelines using GitLab CI.
• Familiarity with containerization and orchestration technologies: Docker, Kubernetes.
• Solid understanding of software development lifecycle (SDLC) best practices, design patterns, and version control (Git).
• Excellent problem-solving, debugging, and communication skills.
• Ability to work independently and collaboratively in a fast-paced environment.
• Plus: Experience with front-end technologies (HTML, CSS, JavaScript) and cloud platforms (AWS, GCP, Azure).
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Financial Package:

Competitive salary in line with experience: ₹10–20 Lakhs per annum, contingent on qualifications and experience.

Full Stack Engineer

We are looking for a self-starter who can join a fast-paced startup environment in order to design and build a scalable cloud-based product. You’ll be part of a cross functional team that’s responsible for the full product development life cycle, from conception to deployment.

Key Responsibilities: -

Work with the development team to design & build new features using Node JS along with enhancing the existing platform. - Develop, test and optimize code for performance, maintainability and standards. - Participate in code reviews and make recommendations. - Use CI/CD techniques to ensure clean working environments and agile deployments. - Debug and troubleshoot cloud-based applications. - Follow Agile development techniques, participate in daily calls and assist product owners in story grooming.

Skill set: -

3+ years of product development experience. - Strong problem-solving and analytical skills. - Strong programming experience in Node JS/Java/Python. - Experience with React JS. - Experience in building cloud-based applications on AWS. - Experience with NoSQL data stores, preferably Dynamo DB. - Experience with any CI / CD tool.

Good to have: - Experience in GraphQ

Responsibilities

• Ability to translate Wireframes and PSD Designs into functional web apps using HTML5, AngularJS, React , Node.js, and Mongo

• Binding of UI elements to JavaScript object models

• Creating RESTful services with Node.js

• Architect scalable web architectures

• Work in a cross-functional team to deliver a complete user experience

• Create Unit and Integration tests to ensure the quality of code

• Be responsive to change requests and feature requests

• Write code that is cross-platform and cross-device compatible

• Ability to wear many hats and learn new technologies quickly

We are looking for a Backend Developer to join our team to build our product and we are looking for out-of-the-box thinkers with the original thought process and lateral thinking.

You will join a young, dynamic and fast-paced environment, and work with cross-functional teams to design, build, and roll out products that deliver the company's vision and strategy.

Responsibilities :

- Backend development with Node.js, MongoDB and Typescript.

- Developing and testing flexible, scalable applications.

- Collaborate with Front end developers to produce optimum output.

- Think out of the box, discuss and implement your ideas over the phase.

Required skills :

- 3+ Years of experience in backend development using any programming language

- Strong knowledge in APIs

- Proficient understanding of code

Who We are:

Paxcom a leading Digital Solution Provider is a part of Paymentus now, a leading electronic bill payment provider. PaymentUs leads the North American marketplace in electronic bill payment solutions and have recently signed a partnership with Paypal, Alexa and Walmart. We are looking for passionate programmers skilled in Java, Python, Angular, NodeJS, Python, Jenkins, Postgresql, Docker, Kubernetes, Spark and AWS to join our development team.

For more details, please visit https://paxcom.ai/

Why Join Us?

Get a chance to contribute and get recognition from Day 1.

You hate micromanagement and are able to take your decision independently. 

Enjoy flexible and relaxed wok environment.

Work 5 days a week (Enjoy work-life balance).

A friendly, Supportive, Professional and achievement-oriented management team

Competitive remuneration.

An opportunity to learn new things every day.

You Enjoy:

Ideal resource should be from Java background with a minimum of 3+ years’ experience in Java technologies.

Should have extensive experience working with Spring, Any ORM and Restful Web services.

Strong experience building, designing, and consuming Restful web services.

Must have experience with spring boot/Spring MVC

1+ years’ experience with one or more JS frameworks: NodeJS/Express, Angular, React, ExtJS, Vue is preferred

Experience / Knowledge of Agile Scrum methodology.

Should have used GIT and be self-dependent on resolving merge conflicts.

Should be familiar with build tool like Maven or Gradle.

Excellent verbal and written communication skills.

Ability to handle small teams and mentor them.

Leader, Doer & Architect for Enterprise Java applications

Experience of payment card industry is a plus.

Tech Stack:

Java 8+

Microservices

REST 

Spring Framework 4/5

MySQL 5.6/Oracle

Nice To have (CPM Scheduling, Angular/React, NodeJS)

Linux, GIT, Docker, kubernetes, Cloud, AWS,Kafka

Building tools like Maven, Ant, Gulp