IT Sales Executive

Wissen Technology is hiring for Data Engineer

About Wissen Technology: At Wissen Technology, we deliver niche, custom-built products that solve complex business challenges across industries worldwide. Founded in 2015, our core philosophy is built around a strong product engineering mindset—ensuring every solution is architected and delivered right the first time. Today, Wissen Technology has a global footprint with 2000+ employees across offices in the US, UK, UAE, India, and Australia. Our commitment to excellence translates into delivering 2X impact compared to traditional service providers. How do we achieve this? Through a combination of deep domain knowledge, cutting-edge technology expertise, and a relentless focus on quality. We don’t just meet expectations—we exceed them by ensuring faster time-to-market, reduced rework, and greater alignment with client objectives. We have a proven track record of building mission-critical systems across industries, including financial services, healthcare, retail, manufacturing, and more. Wissen stands apart through its unique delivery models. Our outcome-based projects ensure predictable costs and timelines, while our agile pods provide clients the flexibility to adapt to their evolving business needs. Wissen leverages its thought leadership and technology prowess to drive superior business outcomes. Our success is powered by top-tier talent. Our mission is clear: to be the partner of choice for building world-class custom products that deliver exceptional impact—the first time, every time.

Job Summary: Wissen Technology is hiring a Data Engineer with expertise in Python, Pandas, Airflow, and Azure Cloud Services. The ideal candidate will have strong communication skills and experience with Kubernetes.

Experience: 4-7 years

Notice Period: Immediate- 15 days

Location: Pune, Mumbai, Bangalore

Mode of Work: Hybrid

Key Responsibilities:

• Develop and maintain data pipelines using Python and Pandas.
• Implement and manage workflows using Airflow.
• Utilize Azure Cloud Services for data storage and processing.
• Collaborate with cross-functional teams to understand data requirements and deliver solutions.
• Ensure data quality and integrity throughout the data lifecycle.
• Optimize and scale data infrastructure to meet business needs.

Qualifications and Required Skills:

• Proficiency in Python (Must Have).
• Strong experience with Pandas (Must Have).
• Expertise in Airflow (Must Have).
• Experience with Azure Cloud Services.
• Good communication skills.

Good to Have Skills:

• Experience with Pyspark.
• Knowledge of Kubernetes.

Wissen Sites:

• Website: http://www.wissen.com
• LinkedIn: https://www.linkedin.com/company/wissen-technology
• Wissen Leadership: https://www.wissen.com/company/leadership-team/
• Wissen Live: https://www.linkedin.com/company/wissen-technology/posts/feedView=All
• Wissen Thought Leadership: https://www.wissen.com/articles/

Job Title: Technical Lead / Project Manager

Location: Indore /Chennai

Experience: 6–12 Years

Key Responsibilities:

• Lead and mentor development teams through all phases of the software development lifecycle.
• Act as the main point of contact for clients; manage communication, expectations, and satisfaction.
• Define project scope, objectives, timelines, and deliverables in collaboration with stakeholders.

Requirements:

• Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
• 6+ years of experience in software development, with at least 2+ years in a leadership/project management role.
• Strong technical background in web and/or mobile technologies (e.g., JavaScript, React, Node.js, PHP, Python, iOS/Android).

Immediate Hiring for L3 Support Backend .Net Developer Position

Job Description:

We are looking for a proactive and detail-oriented L3 Support Engineer to manage and resolve complex technical issues in our Online Travel Booking Platform. You will act as a bridge between customer support, QA, and development teams, with deep knowledge of application internals, APIs, databases, and cloud environments. Ideal candidates should have hands-on experience in .NET or any other backend stack and should be able to handle critical issues, automate support tasks, and contribute to platform stability.

Key Responsibilities:

1. Investigate and resolve complex issues reported by L1/L2 support or customers in production.
2. Perform deep-dive analysis of application logs, exceptions, database queries, and API interactions.
3. Handle incidents related to booking failures, payment mismatches, GDS/supplier API errors, and latency issues.
4. Coordinate with Engineering teams to identify bugs and ensure timely resolution.
5. Monitor system health, performance metrics, and alerts across services (flight, hotel, payment, user management, etc.).
6. Perform root cause analysis (RCA) and document it with action plans and preventive measures.
7. Build or improve internal tools/scripts to aid in faster triaging and resolution.
8. Own deployment verifications and hotfix validations in staging or production environments.
9. Support business continuity during high-traffic periods (e.g., holiday seasons, campaigns).
10. Maintain a knowledge base of recurring issues, resolutions, and platform behavior.

Required Skills :

Join us in our mission to inspire travellers and create unforgettable experiences! If you have the skills, experience, and enthusiasm to excel in this role, we'd love to hear from you.

3–6 years in Application Support / L3 Support / Backend Engineering

1. Strong knowledge of .NET Core / ASP.NET / C#, or any other backend language (Java, Node.js, Python, etc.)
2. Proficiency in debugging distributed systems and analyzing API and application logs.
3. SQL Server, PostgreSQL, or other RDBMS – query optimization, issue tracing.
4. Understanding of RESTful APIs, OAuth, third-party API integration (e.g., GDS, payment gateways).
5. Exposure to Azure / AWS / GCP – especially logging, monitoring, and app services.
6. Experience using tools like Postman, Fiddler, Kibana, Grafana, Azure Monitor, or similar.
7. Knowledge of microservices, CI/CD pipelines, and application containers (Docker, Kubernetes) is a plus.
8. Excellent communication skills to interact with cross-functional teams

EDI Tester / QA Analyst

Role Summary:

Validates migrated EDI maps, ensuring data integrity and functional accuracy across customer configurations.

Key Responsibilities:

• Develop and execute EDI-specific test cases and scenarios.
• Verify transaction correctness for multiple customer configurations.
• Conduct regression and integration testing.
• Log, track, and retest defects.
• Support client UAT.

Skills Required:

• Experience in EDI testing (X12, EDIFACT standards).
• Knowledge of Profit Tools and PortPro transaction workflows.
• Proficiency in test management tools (e.g., JIRA, TestRail).
• Data validation skills (SQL, XML/JSON parsing).
• Understanding of API testing (Postman, SoapUI).
• Strong analytical and documentation skills.

Roles and Responsibilities:

• Gather and analyse cloud infrastructure requirements

• Automating system tasks and infrastructure using a scripting language (Shell/Python/Ruby

preferred), with configuration management tools (Ansible/ Puppet/Chef), service registry and

discovery tools (Consul and Vault, etc), infrastructure orchestration tools (Terraform,

CloudFormation), and automated imaging tools (Packer)

• Support existing infrastructure, analyse problem areas and come up with solutions

• An eye for monitoring – the candidate should be able to look at complex infrastructure and be

able to figure out what to monitor and how.

• Work along with the Engineering team to help out with Infrastructure / Network automation needs.

• Deploy infrastructure as code and automate as much as possible

• Manage a team of DevOps

Desired Profile:

• Understanding of provisioning of Bare Metal and Virtual Machines

• Working knowledge of Configuration management tools like Ansible/ Chef/ Puppet, Redfish.

• Experience in scripting languages like Ruby/ Python/ Shell Scripting

• Working knowledge of IP networking, VPN's, DNS, load balancing, firewalling & IPS concepts

• Strong Linux/Unix administration skills.

• Self-starter who can implement with minimal guidance

• Hands-on experience setting up CICD from SCRATCH in Jenkins

• Experience with Managing K8s infrastructure

What you need to have:

• The main roles and responsibilities would be:
• Deliver high quality mobile apps on Android platforms.
• Create best practice, drive initiatives to build reusable frameworks, components and solutions.
• Engage with the team to create a knowledge centre on Android.
• Minimum experience of 1 years needed. Ideally more than 2 years.
• Maps based apps.
• Payment gateway integration: (PayPal, Stripe, Paytm etc).
• Integration of webservices
• Marketplace apps
• Live Streaming
• Offline application development.
• Strong OO design and programming skills in Java
• Android SDK
• JSON/REST API
• Social Media APIs
• UML/Design Pattern
• Knowledge of Retrofit,Volley,Dagger2,Realm,RxJava,Espresso
• Knowledge of android architecture component(LiveData etc).
• Working Experience on MMVM and MVP architecture
• Experience in SQL and NOSQL databases.
• Familiarity with cloud message APIs and push notifications 
• Understanding of Googles Android design principles and interface guidelines 
• Proficient understanding of code versioning tools, such as Git.
• Work closely with the leadership team to define roadmap and development plans
• Help define and implement standards and promote best practices for the Android development team
• Tackle daily challenges with your creative problem solving recommendations
• Mentor and contribute knowledge to the rest of the team and the organization
• Strong knowledge of Android UI design principles, patterns, and best practices
• Experience with threading, and performance tuning
• Ability to understand business requirements and translate them into technical requirements