Senior/Lead Software Engineer(Python, Microservices)

Role & Responsibilities

We are looking for a hands-on Camunda Developer with strong experience in workflow orchestration and backend development. The ideal candidate should be able to design, build, and optimize end-to-end business processes using Camunda (preferably Camunda 8) and work closely with engineering and business teams to implement scalable and resilient workflows.

Key Responsibilities:

• Translate business requirements into BPMN workflows using Camunda (preferably Camunda 8)
• Design and implement end-to-end process orchestration across systems
• Build and manage service integrations (REST APIs, event-driven systems)
• Develop and maintain Zeebe workers / microservices (Python)
• Collaborate with stakeholders to refine workflows and handle edge cases
• Implement error handling, retries, and compensation mechanisms
• Analyse and improve workflows for scalability, reliability, and performance
• Ensure data consistency and idempotent process execution
• Work with cross-functional teams including data and analytics for process observability

Ideal Candidate

• Strong Senior Camunda Developer / Workflow Orchestration Engineer Profiles
• Mandatory (Experience 1) – Must have 4+years of hands-on experience in backend development and workflow systems, demonstrable through production-grade work on business process automation or backend service development.
• Mandatory (Experience 2) – Must have strong hands-on experience with Camunda and BPMN 2.0, including designing, building, and deploying end-to-end business process workflows in production.
• Mandatory (Experience 3) – Must have hands-on experience with Zeebe workers and the Camunda 8 stack, built and maintained as part of real orchestration systems.
• Mandatory (Experience 4) – Must have strong production-level coding skills in Python, used for building and maintaining Zeebe workers and microservices.
• Mandatory (Experience 5) – Must have experience designing and working within microservices architecture and distributed systems, with clear understanding of service decomposition, inter-service communication, and distributed system failure modes.
• Mandatory (Experience 6) – Must have hands-on experience building and consuming REST APIs and working with event-driven systems (message brokers, pub/sub, event streams).
• Mandatory (Skills) – Must have strong debugging and problem-solving skills in production workflow environments, with specific examples of resolving complex issues such as stuck processes, race conditions, or data inconsistency bugs.
• Preferred (Experience 1) – Exposure to cloud platforms (AWS / GCP / Azure) and experience with data platforms (e.g., Snowflake).
• Preferred (Experience 2) – Understanding of finance-related workflows (billing, reconciliation, etc.).

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.

Responsibilities :

●     Designing and developing robust and scalable server-side applications using Python, Flask, Django, or other relevant frameworks and technologies.

●     Collaborating with other developers, data scientists, and data engineers to design and implement RESTful APIs, web services, and microservices architectures.

●     Writing clean, maintainable, and efficient code, and reviewing the code of other team members to ensure consistency and adherence to best practices.

●     Participating in code reviews, testing, debugging, and troubleshooting to ensure the quality and reliability of applications.

●     Optimising applications for performance, scalability, and security, and monitoring the production environment to ensure uptime and availability.

●     Staying up-to-date with emerging trends and technologies in web development, and evaluating and recommending new tools and frameworks as needed.

●     Mentoring and coaching junior developers to ensure they grow and develop their skills and knowledge in line with the needs of the team and the organisation.

●     Communicating and collaborating effectively with other stakeholders, including product owners, project managers, and other development teams, to ensure projects are delivered on time and to specification.

You are a perfect match, if you have these qualification :

●     Strong experience in Python and server-side development frameworks such as Flask or Django.

●     Experience in building RESTful APIs, web services, and microservices architectures.

●     Experience in using database technologies such as MySQL, PostgreSQL, or MongoDB.

●     Familiarity with cloud-based platforms such as AWS, Azure, or Google Cloud Platform.

●     Knowledge of software development best practices such as Agile methodologies, Test-Driven Development (TDD), and Continuous Integration/Continuous Deployment (CI/CD).

●     Excellent problem-solving and debugging skills, and the ability to work independently as well as part of a team.

Strong communication and collaboration skills, and the ability to work effectively with other stakeholders in a fast-paced environment

BE/BTech from shortlisted institutes;
b) Work closely with business in identifying solution requirements and key case-studies/scenarios for the future solution
c) Design and prototype Azure solutions, create solution architecture document covering deep technical aspects of the implementation
d) Create a unified strategy for Azure cloud transformation governance, automation, security, implementation and operations
e) Analyze existing application portfolios, develop next-gen application architecture, transformation and modernization roadmap
f) Conduct Azure solutions architecture review/audit and create review/audit report
g) Lead implementation of the solution from establishing project requirements and goals to solution "go-live"
h) Oversee the development efforts and provide technical help as needed
i) Day-to-day lead the client through the technical and organizational challenges of Cloud transformation
j) Participate in the full cycle of pre-sale activities, including RFP processing, proposal development and direct communications with potential clients
k) Maintain a strong understanding of industry trends and best practices
l) Create thought leadership on Azure solutions and hybrid clouds
m) Serve as an Azure evangelist, consult and provide technical guidance on Azure solutions design, build, governance, security, operations and cost control best practices
What You Have
n) Large-scale software development or application engineering with recent coding experience in the following platform: .Net Core,.NET MVC, Azure, React.js, Angular
o) Designing and building applications using container and serverless technologies
p) Experience architecting highly available systems that utilize load balancing, horizontal scalability and high availability
q) Deep expertise in solution architecture including web services, relational and non-relational databases, front-end and/or back-end technologies
r) Good exposure to Agile software development methodologies and DevOps practices such as Infrastructure as Code (IaC), Continuous Integration (CI) and automated deployment
s) Experience working with highly scalable, performant and mission critical architectures
t) Avid technologist, with deep expertise in modern cloud architecture and history of successful implementation of complex Azure solution
u) Ability to suggest competitive and innovative technical decisions, get client buy-in and deliver commitments
v) Strong communication skills, ability to present technical ideas in business-friendly language
w) Analytical and problem-solving abilities
x) Azure certifications and Architecture Framework (TOGAF/IAF) are recommended

• 5+ years experience
• Previously managed a team
• Built & managed backend systems from scratch previously.
• Lead the core backend engineering team, including mentoring, coaching, architecture, devops, code review and software infrastructure
• Should be more proficient with Django.
• Work with the executive team to shape and execute the product roadmap
• Direct our team environment to achieve sprint deliverables and acceptance criteria
• Design and monitor metrics to assess product and infrastructure performance
• Hire, build and shape the team