ETL at Wissen Technology · Bengaluru (Bangalore), Hyderabad · 6 - 15 years · ₹10L - ₹25L / yr · Profitable · Posted 8 Apr 2025

Must have very good experience in Java development.
Must have a very good understanding of data structure & algorithms.
Must be very good at coding & problem solving skills.
Must be very good in multithreading, Collections, OOPS concepts.
Good to have experience in Java 8.

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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Integration Developer
ROLE TITLE
Integration Developer
ROLE LOCATION(S)
Bangalore/Hyderabad/Chennai/Coimbatore/Noida/Kolkata/Pune/Indore
ROLE SUMMARY
The Integration Developer is a key member of the operations team, responsible for ensuring the smooth integration and functioning of various systems and software within the organization. This role involves technical support, system troubleshooting, performance monitoring, and assisting with the implementation of integration solutions.
ROLE RESPONSIBILITIES
· Design, develop, and maintain integration solutions using Spring Framework, Apache Camel, and other integration patterns such as RESTful APIs, SOAP services, file-based FTP/SFTP, and OAuth authentication.
· Collaborate with architects and cross-functional teams to design integration solutions that are scalable, secure, and aligned with business requirements.
· Resolve complex integration issues, performance bottlenecks, and data discrepancies across multiple systems. Support Production issues and fixes.
· Document integration processes, technical designs, APIs, and workflows to ensure clarity and ease of use.
· Participate in on-call rotation to provide 24/7 support for critical production issues.
· Develop source code / version control management experience in a collaborative work environment.
TECHNICAL QUALIFICATIONS
· 5+ years of experience in Java development with strong expertise in Spring Framework and Apache Camel for building enterprise-grade integrations.
· Proficient with Azure DevOps (ADO) for version control, CI/CD pipeline implementation, and project management.
· Hands-on experience with RESTful APIs, SOAP services, and file-based integrations using FTP and SFTP protocols.
· Strong analytical and troubleshooting skills for resolving complex integration and system issues.
· Experience in Azure Services, including Azure Service Bus, Azure Kubernetes Service (AKS), Azure Container Apps, and ideally Azure API Management (APIM) is a plus.
· Good understanding of containerization and cloud-native development, with experience in using Docker, Kubernetes, and Azure AKS.
· Experience with OAuth for secure authentication and authorization in integration solutions.
· Strong experience level using GitHub Source Control application.
· Strong background in SQL databases (e.g., T-SQL, Stored Procedures) and working with data in an integration context.
· Skilled with Azure DevOps (ADO) for version control, CI/CD pipeline implementation, and project management.
· Experience in Azure Services, including Azure Service Bus, Azure Kubernetes Service (AKS), Azure Container Apps, and ideally Azure API Management (APIM) is a plus.
GENERAL QUALIFICATIONS
· Excellent analytical and problem-solving skills, with a keen attention to detail.
· Effective communication skills, with the ability to collaborate with technical and non-technical stakeholders.
· Experience working in a fast paced, production support environment with a focus on incident management and resolution.
· Experience in the insurance domain is considered a plus.
EDUCATION REQUIREMENTS
· Bachelor’s degree in Computer Science, Information Technology, or related field.
About Corridor Platforms
Corridor Platforms is a leader in next-generation risk decisioning and responsible AI governance, empowering banks and lenders to build transparent, compliant, and data-driven solutions. Our platforms combine advanced analytics, real-time data integration, and GenAI to support complex financial decision workflows for regulated industries.
Role Overview
As a Backend Engineer at Corridor Platforms, you will:
- Architect, develop, and maintain backend components for our Risk Decisioning Platform.
- Build and orchestrate scalable backend services that automate, optimize, and monitor high-value credit and risk decisions in real time.
- Integrate with ORM layers – such as SQLAlchemy – and multi RDBMS solutions (Postgres, MySQL, Oracle, MSSQL, etc) to ensure data integrity, scalability, and compliance.
- Collaborate closely with Product Team, Data Scientists, QA Teams to create extensible APIs, workflow automation, and AI governance features.
- Architect workflows for privacy, auditability, versioned traceability, and role-based access control, ensuring adherence to regulatory frameworks.
- Take ownership from requirements to deployment, seeing your code deliver real impact in the lives of customers and end users.
Technical Skills
- Languages: Python 3.9+, SQL, JavaScript/TypeScript, Angular
- Frameworks: Flask, SQLAlchemy, Celery, Marshmallow, Apache Spark
- Databases: PostgreSQL, Oracle, SQL Server, Redis
- Tools: pytest, Docker, Git, Nx
- Cloud: Experience with AWS, Azure, or GCP preferred
- Monitoring: Familiarity with OpenTelemetry and logging frameworks
Why Join Us?
- Cutting-Edge Tech: Work hands-on with the latest AI, cloud-native workflows, and big data tools—all within a single compliant platform.
- End-to-End Impact: Contribute to mission-critical backend systems, from core data models to live production decision services.
- Innovation at Scale: Engineer solutions that process vast data volumes, helping financial institutions innovate safely and effectively.
- Mission-Driven: Join a passionate team advancing fair, transparent, and compliant risk decisioning at the forefront of fintech and AI governance.
What We’re Looking For
- Proficiency in Python, SQLAlchemy (or similar ORM), and SQL databases.
- Experience developing and maintaining scalable backend services, including API, data orchestration, ML workflows, and workflow automation.
- Solid understanding of data modeling, distributed systems, and backend architecture for regulated environments.
- Curiosity and drive to work at the intersection of AI/ML, fintech, and regulatory technology.
- Experience mentoring and guiding junior developers.
Ready to build backends that shape the future of decision intelligence and responsible AI?
Apply now and become part of the innovation at Corridor Platforms!
Java back end developer
Chennai
3+yrs
3 to 5 years Java,
Sprint Boot, Hibernate,
REST API Design Patterns SQL,
Oracle,
Table design
● Design and deliver scalable web services, APIs, and backend data modules.
Understand requirements and develop reusable code using design patterns &
component architecture and write unit test cases.
● Collaborate with product management and engineering teams to elicit &
understand their requirements & challenges and develop potential solutions
● Stay current with the latest tools, technology ideas, and methodologies; share
knowledge by clearly articulating results and ideas to key decision-makers.
Requirements
● 3-6 years of strong experience in developing highly scalable backend and
middle tier. BS/MS in Computer Science or equivalent from premier institutes
Strong in problem-solving, data structures, and algorithm design. Strong
experience in system architecture, Web services development, highly scalable
distributed applications.
● Good in large data systems such as Hadoop, Map Reduce, NoSQL Cassandra, etc.. Fluency in Java, Spring, Hibernate, J2EE, REST Services Ability to deliver code
quickly from given scenarios in a fast-paced start-up environment.
● Attention to detail. Strong communication and collaboration skills.
Profile: Backend Developer (Frappe/ Flask/ Python) - ERPNext Developer Location: Delhi NCR, Can consider remote as well
About Expat Orbit
At Expat Orbit, we are building India’s First Expat Only Platform powered by tech-based innovation and wide experience in expatriate consultancy to provide end-to-end handholding support to expatriates (foreigners working in another country) and global companies . In less than 3 years, we have added some major MNCs like Benetton, Suez, Home Credit, Singapore Angel Network, among others to our clientele and are already servicing more than 8 nationalities. The next 5-year plan includes strengthening B2B & B2C presence in India, while expanding presence in other geographies.
Our service suite includes expat compliances (taxation, immigration, social security, corporate expat policy module consulting), expat logistics (accommodation, commuting solutions, family support), unique mobile application (tourism, online and offline events, cultural workshops, expat community, expat-focused content) enabling a better expat experience in India.
Website - https://expatorbit.com/ LinkedIn – Expat Orbit
Skills Required:
-
Experience in Frappe, ERPNext, JS, MySQL, Python Frappe based web development.
-
MySQL on MariaDB or equivalent
-
Ability to build programming logic for business scenarios.
-
Create web applications in frappe framework.
-
Frappe Framework implementation and customization knowledge in Python
-
Hands-on building custom doctype on Frappe
-
Hands-on Frappe API Integration
-
Knowledge of Hooks In frappe
-
Experience in front end web development using Html, CSS, Jinja and other required frameworks
Customisation for existing ERPNext doctypes, creation of new custom doctypes, integration of
other APIs
Key Responsibilities:
- Involved in product development using Frappe based ERPNext, leveraging existing modules, customizations, and creating new modules
- Design, Configure, Build, Test, Deploy and Maintain ERPNext Platform
Desired Candidate Profile:
- Min 2 years of experience hands-on Product development over ERPNext, Frappe Framework or Flask
- Be a team player
- Energetic, self-motivated, and self-sufficient in accomplishing tasks
If you have nodded to each of these points, we already like you :)
CTO’s profile:
https://www.linkedin.com/in/gunjanjaswal/">Gunjan Jaswal - 12+ years of hands on experience across GMR Infrastructure, Scoopwhoop and his unique entrepreneurial streak
Founder’s profiles:
https://www.linkedin.com/in/henna-vij/">Henna Vij - MBA from IIM Bangalore, with 8 years of experience across HSBC, KPMG, Accenture Management Consulting
https://www.linkedin.com/in/prateek-agarwal-7654a8138/">Prateek Agarwal - Chartered Accountant with 10 years of experience with KPMG in expat compliances
Why should you join us
- Work on a first-of-its-kind product in a niche industry- Get a chance to make an impact in a hypergrowth setup early in your career
- Accelerate Career Growth- Being in smaller teams, you will get real ownership and responsibility.
- Great Work Culture & Benefits- We take a human-first approach in whatever we do. Our supportive culture allows you to strive and express yourself so that you really feel at home.
Responsibilities:
- Design the architecture of new services to deliver timely communication from server to client and server to server, while still functioning alongside existing server components
- Describe and implement the communications across multiple network layers, considering performance, reliability, and flexibility with respect to the underlying infrastructure
- Enhance and expand the ORM layer of MZ’s in house web framework
- Craft software solutions for supporting flexibility in resource allocation, from compute to storage
- Serve as a technical leader for projects of year-long scope involving multiple contributors and customers
- Consult with technical operations on appropriate Kubernetes-based infrastructure design
- Design for performance, and measure the effects
- Review your colleagues’ code, and learn from their reviews as well
- Identify, document, and communicate best practices for the engineers who use the fruits of your labor
Requirements:
- 7+ years professional work experience
- BS or MS degree in Computer Science or a related technical field
- Must be proactive, self-directed, detailed and organized
- Proficient in PHP, C++, or Go
- Knowledge of relational databases and SQL, preferably MySQL
- Experience with in-memory NoSQL databases, such as Redis
- Ability to debug issues within custom code quickly
- Passion for developing scalable and maintainable software systems
Bonus Points:
- An open-minded and technology-agnostic approach to engineering
- Passion for performance debugging and benchmarking
- Real world experience developing distributed systems
Responsibilities:
- The candidate will get an opportunity to work on AI/ML technologies using NodeJS for web applications.
- Deliver high-quality code in a fast-paced customer-facing product.
- Specify, design, and implement the functionality and behaviors of the web infrastructure.
- Be involved in the full life-cycle of development from concept through integration, test, and high web traffic deployments.
- Interface with the firmware team as well as clients and end-users of the products.
- API development using REST JSON/XML, and security standards like OAuth.
Requirements:
- BTech or MTech in Computer Engineering, Computer Science, or other similar majors.
- Experience building products with full-stack technologies, and an excellent understanding of computer science fundamentals, data structures, and algorithms.
- Must have experience in version control systems like GIT.
- Strong in NodeJS, MySQL, MongoDB, Kafka, Elasticsearch.
The key aspects of this role:
- Candidate with exceptional programming skills, problem-solving abilities and strong work ethic.
- The candidate has to work on custom programming and web application development for Drupal.
- Testing, maintenance and troubleshooting of existing company sites and resolving issues if any.
- Contributing ideas and efforts towards internal projects and working as part of a team to find solutions on various problems.
- Communicate technical ideas to business users and other teams (design, QA). • Collaborate with team members and to work independently when needed. • Eager to embrace current and emerging web technologies.
To be the right fit, you'll need:
- Experience of total 4+ years working on PHP and Drupal 7,8 Development (at least 2+ years in Drupal 8)
- Strong knowledge of MySQL, jQuery, HTML5, CSS
- Experience with Drupal architecture, best practices and coding standards
- Knowledge on Views, Services etc.
- Experience in custom module and theme creation
- Familiar with sub version control systems such as Git or SVN
- Basic knowledge of environment setup for Linux distribution
Expereince: 3-5 years
Domain: SQL server/SSIS/Cloud technology
Good Knowledge in Creating new tables in database.
Using Triggers, trunket,delete,view,etc
Required Skills
- Proficiency in CS concepts such as Data Structures, Algorithms and Operating systems.
- More than 2 years of experience in a development Team with very good knowledge and hands-on experience using Java technologies.
- Knowledge of Java MVC Framework Spring MVC / Spring Boot.
- Good SQL and NoSQL skills
- Knowledge of/experience developing Web APIs using RESTFUL services.
- Deep expertise in at least one programming language & tech stack to write maintainable, scalable, unit-tested code - preferably Java.
Good to Have
- Strong object-oriented design skills, knowledge of design patterns, and an uncanny ability to design intuitive module and class-level interfaces.
- Participation in open source projects.
- Active involvement in solving problems on Github, Stackoverflow and similar other community groups
- Hands on experience on PubSub patterns such as Kafka / RMQ
- Experience with full life cycle development in any programming language on a Linux platform
Responsibilities and Duties
- You will translate high level business problems into scalable design and code.
- Create libraries & Utilities for larger consumption.
- Should understand and have knowledge on the application security practices/vulnerabilities.
- You will write performant, unit-tested code, develop object-oriented models and design data structure for new software projects taking systems aspects into account.








