Wissen Technology
https://wissen.comAbout
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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Jobs at Wissen Technology
Python
React.js
Django
FlaskJob Summary
We are looking for a skilled Full Stack Developer with hands-on experience in Python, React.js, and PostgreSQL to develop scalable, secure, and high-performance web applications.
Key Responsibilities
- Develop and maintain web applications using Python and React.js.
- Build RESTful APIs using Django, Flask, or FastAPI.
- Develop responsive and interactive UI components using React.js, JavaScript, HTML, and CSS.
- Design and optimize PostgreSQL databases, queries, and schemas.
- Integrate frontend applications with backend services.
- Implement authentication, authorization, and security best practices.
- Perform debugging, unit testing, and performance optimization.
- Collaborate with cross-functional teams in an Agile environment.
Required Skills
- 3–8 years of experience in full-stack development.
- Strong proficiency in Python and React.js.
- Experience with Django, Flask, or FastAPI.
- Strong knowledge of PostgreSQL and SQL.
- Experience in REST API development and integration.
- Familiarity with Git, Docker, and cloud platforms (AWS/Azure) is an advantage.
- Good analytical and problem-solving skills.
Job Description:
• Understand existing databases and develop schemas, tables, indexes, relationships, constraints, stored procedures, and data access patterns.
• Design and build the target database structure based on application requirements and business logic.
• Define database architecture, data models, table structures, indexing strategies, and performance optimization approaches.
• Support mapping of existing database objects and data access logic to the target Java application architecture.
• Develop and validate SQL queries, database scripts, and data access components.
• Assess data migration requirements, data integrity, reconciliation, and compatibility.
• Support database testing, performance tuning, troubleshooting, and production readiness.
Experience – 8-10 Years
Location – Preferably Bengaluru
Amazon Web Services (AWS)
Git
KubernetesWe're looking for a Site Reliability Engineer
- Ensure stability and uptime of applications
- Drive and maintain compliance of applications
- Automate manual and repetitive tasks
Key Requirements
- Extensive experience with Secrets Management, Vulnerability Patching, Certificate Lifecycle, Software/Application upgrades, Tech Resiliency
- Extensive experience addressing risk control metrics such as password rotations, obsolescence, user access management
- Strong background in automating manual processes
- Experiene working in monitoring and observability tools e.g. Splunk, Grafana, CloudWatch
- Building, deploying, and maintaining AWS components using CloudFormation e.g. EC2, S3, IAM, Lambdas, SQS, SNS, RDS, DynamoDB
- Strong understanding of Secure by design principles
- GitOps and CI/CD experience e.g. GitHub, Bitbucket, GitHub Actions, Bamboo, ArgoCD
- Experience performing cleanup/decommissioning activities
- Capability to perform L1/L2 on-call support functions
Specialisations
- Relevant working Experience in Asset Management or Capital Markets
Experience & Other
- Strong problem-solving and communication skills
- Strong Risk Management mindset
- Strong understanding of Change, Incident, and Problem Management
- Ability to collaborate with both technical and non-technical stakeholders globally
- Ability to delivery quality output independently with minimal oversight
Java
Spring Boot
AngularJS (1.x)
Angular (2+)Company: Wissen Technology
Location: Mumbai
Experience: 5–7 Years
Notice Period: Immediate Joiners or Candidates Currently Serving Notice Period Only
Role Overview
Wissen Technology is looking for a skilled Full Stack Developer with strong hands-on experience in Java and Angular to join our engineering team. The ideal candidate should have experience in developing scalable, robust, and high-performance applications, with expertise in both backend and frontend technologies.
Key Responsibilities
- Design, develop, and maintain scalable web applications using Java and Angular.
- Build robust backend services and RESTful APIs using Java and Spring Boot.
- Develop responsive and user-friendly frontend applications using Angular, TypeScript, HTML5, and CSS3.
- Work with databases, including SQL, for data modelling, querying, and optimization.
- Write clean, reusable, maintainable, and efficient code.
- Collaborate with cross-functional teams, architects, and product stakeholders.
- Troubleshoot, debug, and optimize application performance.
- Participate in code reviews, technical discussions, and agile development processes.
Mandatory Technical Skills
- Strong hands-on experience in Java (8/11/17).
- Good experience with Spring Boot, Spring MVC, and REST APIs.
- Strong experience in Angular and TypeScript.
- Proficiency in JavaScript, HTML5, and CSS3.
- Experience with relational databases such as Oracle, MySQL, or PostgreSQL.
- Good understanding of Microservices architecture.
- Familiarity with Git and build tools such as Maven or Gradle.
- Understanding of OOP concepts, data structures, and design patterns.
Good to Have
- Experience with cloud platforms (AWS/Azure).
- Knowledge of CI/CD pipelines and DevOps practices.
- Experience with Docker and Kubernetes.
- Exposure to Agile/Scrum methodologies.
Candidate Requirements
- 5–7 years of relevant experience in Full Stack Development.
- Strong hands-on expertise in both Java backend and Angular frontend development.
- Excellent problem-solving and analytical skills.
- Good communication and collaboration skills.
- Only immediate joiners or candidates currently serving their notice period will be considered.
Work Location: Mumbai
Python
Machine Learning (ML)Location - Bangalore / Pune
Exp - 4 to 10 years
Required
· 3–8 years of relevant experience in data science, AI engineering, or applied machine learning roles.
· Bachelor’s or master’s degree in computer science, Mathematics, Engineering, or a related quantitative field.
· System design: ability to design scalable, reliable, and maintainable systems, including service decomposition, APIs, caching, queues and event-driven architectures, and the trade-offs between latency, throughput, cost, and consistency.
· Strong foundation in data structures and algorithms, with the ability to analyse time and space complexity and choose efficient approaches for large-scale data processing.
· Experience building and operating data-intensive or data-driven applications, such as large-scale data pipelines, batch and streaming processing, or applications whose core features depend on high-volume data.
· Strong hands-on experience in Python.
· Solid foundation in machine learning, NLP, and statistical modeling, including data exploration and visualization.
· Hands-on experience or projects involving LLMs, LangChain, LangGraph, RAG, or agentic AI systems.
· Experience delivering AI/ML solutions into production environments.
· Understanding of text processing and unstructured data.
· Knowledge of software engineering best practices (TDD, refactoring, modular design, version control).
· System design: ability to design scalable, reliable, and maintainable systems, including service decomposition, APIs, caching, queues and event-driven architectures, and the trade-offs between latency, throughput, cost, and consistency.
· Strong foundation in data structures and algorithms, with the ability to analyze time and space complexity and choose efficient approaches for large-scale data processing.
· Experience building and operating data-intensive or data-driven applications, such as large-scale data pipelines, batch and streaming processing, or applications whose core features depend on high-volume data.
· Strong analytical, problem-solving, and communication skills.
· Self-motivated, proactive, and delivery-oriented mindset.
JavaSpring BootJOB DESCRIPTION
Experience: 4-10 years
Wissen Technology is now hiring for a Java Developer - Mumbai with hands-on experience in Core Java, algorithms, data structures, multithreading and SQL. We are solving complex technical problems in the industry and need talented software engineers to join our mission and be a part of a global software development team. A brilliant opportunity to become a part of a highly motivated and expert team which has made a mark as a high-end technical consulting.
Required Skills:
- Exp. 3-5 years
- Experience in Core Java and Spring Boot.
- Extensive experience in developing enterprise-scale applications and systems. Should possess good architectural knowledge and be aware of enterprise application design patterns.
- Should have the ability to analyze, design, develop and test complex, low-latency client- facing applications.
- Good development experience with RDBMS.
- Good knowledge of multi-threading and high-performance server-side development.
- Basic working knowledge of Unix/Linux.
- Excellent problem solving and coding skills.
- Strong interpersonal, communication and analytical skills.
- Should have the ability to express their design ideas and thoughts.
JavaAngular (2+)Key Responsibilities
- Design, develop, and maintain enterprise-level applications using Java and Angular.
- Build scalable backend services using Java, Spring Boot, and microservices architecture.
- Develop responsive and user-friendly frontend applications using Angular, TypeScript, HTML5, and CSS3.
- Design, develop, and integrate RESTful APIs.
- Work with relational databases such as MySQL, PostgreSQL, or Oracle.
- Write clean, reusable, and maintainable code.
- Perform unit testing, debugging, and application performance optimization.
- Collaborate with cross-functional teams, business analysts, and QA engineers.
- Participate in code reviews and contribute to technical design discussions.
Required Skills
Backend:
- Strong hands-on experience in Core Java (Java 8 or above).
- Spring Boot, Spring MVC, and Spring Framework.
- Microservices architecture.
- REST API development and integration.
- Hibernate/JPA.
Frontend:
- Strong experience in Angular (Angular 10+ preferred).
- TypeScript, JavaScript, HTML5, and CSS3.
- Angular components, services, routing, and RxJS.
- Responsive UI development.
PythonTechnical Stack
- PySpark
- Databricks
- Microsoft Azure
- SQL
- Kubernetes
Key Responsibilities & Expectations
- Must be self-driven, proactive, and capable of independently delivering high-quality solutions.
- Demonstrate strong ownership and accountability for assigned tasks and deliverables.
- Ability to work with minimal supervision while consistently meeting project objectives and quality standards.
PythonCompany: Wissen Technology
Position: Python AI Engineer
Experience: 4-6 Years
Location: Bengaluru
Employment Type: Full-time
About Wissen Technology
Wissen Technology is a global technology services company focused on delivering innovative software engineering, data, and technology solutions to leading enterprises. The company works with clients across industries to build scalable, high-performance technology platforms and solve complex business and technology challenges.
With a strong focus on engineering excellence, innovation, and collaboration, Wissen Technology brings together skilled technology professionals across areas such as software engineering, data engineering, cloud, analytics, and digital transformation.
At Wissen Technology, employees have the opportunity to work on challenging technology projects, collaborate with experienced engineering teams, and contribute to solutions that create measurable business impact.
Job Summary
Wissen Technology is hiring a Python AI Engineer for a team building a finance application in global financial services. You will use Python to build LLM-powered applications and AI agents that help finance and operations users find, understand, and act on their data. The ideal candidate should have strong expertise in Core Python, data handling, and AI/LLM engineering and hands-on experience in developing AI-powered applications using Agentic AI frameworks such as LangChain and LangGraph, along with Retrieval-Augmented Generation (RAG).
Job Responsibilities:
- Develop and maintain applications using Core Python.
- Design and develop scalable backend services using FastAPI.
- Build and integrate RESTful APIs for application development.
- Work with NumPy and Pandas for data manipulation and processing.
- Develop AI-powered applications using Generative AI and LLM technologies.
- Implement RAG-based solutions for intelligent document retrieval and information extraction.
- Work with LangChain for LLM orchestration and application development.
- Develop document processing pipelines, including text extraction, parsing, chunking, and data extraction.
- Integrate LLM APIs into existing applications and workflows.
- Optimise application performance, scalability, and reliability.
- Collaborate with cross-functional teams to deliver AI-driven solutions.
Required Skills
- Strong programming experience in Core Python.
- Hands-on experience with FastAPI.
- Good knowledge of NumPy and Pandas.
- Experience in REST API development and integration.
- Practical experience with LangChain.
- Strong understanding of Retrieval-Augmented Generation (RAG).
- Knowledge of AI, Generative AI, and Large Language Models (LLMs).
- Experience in document processing and data extraction.
PythonKey Responsibilities
- Design, develop, and maintain scalable ETL/ELT data pipelines using Python and PySpark.
- Work extensively with Databricks and Delta Lake, including Delta tables, MERGE operations, schema evolution, Time Travel, and data optimization.
- Develop, schedule, and monitor Apache Airflow DAGs for workflow orchestration and dependency management.
- Work with Kubernetes for containerized application deployment, orchestration, monitoring, and troubleshooting.
- Develop reusable and optimized Python code following software engineering best practices.
- Optimize Spark jobs for performance, scalability, and cost efficiency.
- Implement data quality checks, error handling, logging, and monitoring mechanisms.
- Use Git for version control, branching, pull requests, code reviews, and collaborative development.
- Troubleshoot pipeline failures, investigate data issues, and implement reliable solutions.
- Collaborate with cross-functional teams to understand business requirements and deliver efficient data solutions.
Required Technical Skills
- Python: Strong programming skills, including data manipulation, exception handling, modular programming, and debugging.
- PySpark: Hands-on experience with Spark DataFrames, Spark SQL, joins, transformations, partitioning, and performance tuning.
- Databricks: Strong understanding of Databricks architecture, notebooks, workflows, compute management, and job execution.
- Delta Lake: Experience with Delta tables, ACID transactions, MERGE/UPSERT, schema enforcement, schema evolution, VACUUM, and Time Travel.
- Apache Airflow: Experience developing DAGs, managing task dependencies, configuring retries, scheduling workflows, and troubleshooting failures.
- Kubernetes: Practical knowledge of pods, deployments, services, ConfigMaps, Secrets, resource management, and troubleshooting containerized workloads.
- Git: Proficiency in branching strategies, pull requests, merging, and resolving conflicts.
- SQL: Strong SQL skills, including complex joins, CTEs, window functions, and query optimization.
Good to Have
- Experience with Docker and containerization best practices.
- Experience with Databricks Unity Catalog and data governance.
- Knowledge of CI/CD pipelines and automated deployments.
- Experience deploying and managing Airflow workloads on Kubernetes.
- Familiarity with Kubernetes monitoring, autoscaling, and resource optimization.
- Experience with cloud platforms such as Azure, AWS, or GCP.
- Understanding of data lakehouse architecture and data modeling.
- Experience with batch and incremental data processing.
- Familiarity with data quality frameworks and automated testing.
Preferred Candidate Profile
- Strong analytical and problem-solving skills.
- Ability to independently design, develop, deploy, and troubleshoot data pipelines.
- Good understanding of distributed data processing and container orchestration.
- Experience working in an Agile development environment.
- Strong communication and collaboration skills.
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