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About Wissen Technology

Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Role: Java Backend Developer with AWS

Key Responsibilities

● Design & Development: Build robust, scalable, and maintainable backend services using Java 17+ and the Spring Boot ecosystem.

● API Design: Develop and document RESTful for consumption by web and mobile frontends.

● Database Management: Optimize complex queries and design schemas for relational (PostgreSQL, MySQL) and/or NoSQL (MongoDB, DynamoDB) databases.

● Microservices Architecture: Contribute to the migration or maintenance of microservices, ensuring high availability and low latency.

● Code Quality: Perform thorough code reviews and write comprehensive unit, integration, and functional tests (JUnit, Mockito).

● Cloud & DevOps: Deploy and manage applications in AWS using Docker and Kubernetes.

● Collaboration: Work closely with Frontend Developers, Product Managers to translate business requirements into technical specifications.

Required Technical Skills

● Java Mastery: Deep understanding of Core Java, Multithreading, and Stream API.

● Frameworks: Extensive experience with Spring Boot, Spring Security, and Spring Data JPA/Hibernate.

● Cloud Experience: Proficiency with cloud-native services (e.g., AWS Lambda, S3, RDS, or SQS).

● Messaging: Experience with message brokers like Apache Kafka for asynchronous processing.

● CI/CD: Hands-on experience with Jenkins, GitLab CI, or GitHub Actions.

● Version Control: Expert-level knowledge of Git and branching strategies.

Qualifications & Soft Skills

● Experience: 5+ years of professional experience in backend development.

● Problem Solving: Ability to debug complex production issues and performance bottlenecks.

● Communication: Excellent verbal and written communication skills—vital for a remote/hybrid contractor setup.

● Adaptability: Proven ability to quickly learn new codebases and business domains.

We are seeking a Technology Solutions Engineer with 3–5 years of hands-on software development experience who is passionate about exploring new technologies and solving business problems through rapid prototyping. The role focuses on evaluating technology solutions, building proof-of-concept (POC) applications, validating third-party integrations, and assessing the technical feasibility of business requirements before production implementation.

Responsibilities:

• Understand business requirements and convert them into technical solution options.
• Research, evaluate, and compare SaaS products, AI platforms, cloud services, and enterprise applications.
• Develop POCs and prototypes to validate technical feasibility.
• Build and test integrations using REST APIs, webhooks, SDKs, and authentication mechanisms.
• Perform technical, scalability, security, and cost feasibility assessments.
• Prepare solution comparison reports, architecture diagrams, and technical recommendations.
• Collaborate with business users, vendors, and engineering teams during evaluations.
• Identify technical risks, assumptions, and implementation dependencies.
• Support engineering teams in transitioning successful POCs into production.
• Maintain clear technical documentation.

Criteria:

·      Bachelor's degree in Computer Science, Information Technology, or a related field.

·      3–5 years of hands-on experience in software development, integration engineering, or solution engineering.

·      Strong coding skills in Python, Node.js, Java, or C#.

·      Experience working with REST APIs, JSON, OAuth, webhooks, and API testing tools.

·      Hands-on exposure to AWS or another major cloud platform.

·      Experience with Git, Docker, and SQL databases.

·      Excellent analytical, troubleshooting, and communication skills

·      Comfortable collaborating across product, engineering, and business teams

·      Excellent communication, problem-solving, and stakeholder management skills.

Preferred Skills

• Exposure to OpenAI, Gemini, Claude, or other AI/LLM platforms.
• Experience evaluating third-party enterprise software.
• Basic knowledge of Kubernetes, Terraform, CI/CD, Redis, or Kafka.
• Ability to create architecture diagrams and technical proposals.

What Makes You Successful

• Quickly builds functional POCs to validate ideas.
• Can independently evaluate multiple technical approaches.
• Balances technical quality, implementation effort, and business value.
• Communicates findings clearly to technical and non-technical stakeholders.

Analytical tool:  Redpoint 

• Research and drawing insights  
• Excellent written, oral and presentation skill  
• Critical thinking and problem-solving skill
• Applications: SQL, Redpoint  

Description:  

• Create unique fleet rich database using multi step matching rules  
• Critical thinking in identifying record survivor ship rules for identifying master record  
• Data roll-up at different levels, by providing linkage across databases  
• Learn issues clients are currently facing with their dataset  
• Foresee the problems in solving the issue during project planning based on historical work  
• Convert requirements into process flow. Customize & automate the process for upkeep  
• Helps clients identify their best Industry based on multiple KPIs’  
• Helps understand complete market, penetration level and available market  
• Identify core segments which can be penetrated with less effort.  
• Prioritize existing data to increase the penetration level
• Helps understand complete market, penetration level and available market  
• Identify core segments which can be penetrated with less effort.
• Prioritize existing data to increase the penetration level

Employment type- Contract basis

Key Responsibilities

• Design, develop, and maintain scalable data pipelines using PySpark and distributed computing frameworks.
• Implement ETL processes and integrate data from structured and unstructured sources into cloud data warehouses.
• Work across Azure or AWS cloud ecosystems to deploy and manage big data workflows.
• Optimize performance of SQL queries and develop stored procedures for data transformation and analytics.
• Collaborate with Data Scientists, Analysts, and Business teams to ensure reliable data availability and quality.
• Maintain documentation and implement best practices for data architecture, governance, and security.

⚙️ Required Skills

• Programming: Proficient in PySpark, Python, and SQL, MongoDB
• Cloud Platforms: Hands-on experience with Azure Data Factory, Databricks, or AWS Glue/Redshift.
• Data Engineering Tools: Familiarity with Apache Spark, Kafka, Airflow, or similar tools.
• Data Warehousing: Strong knowledge of designing and working with data warehouses like Snowflake, BigQuery, Synapse, or Redshift.
• Data Modeling: Experience in dimensional modeling, star/snowflake schema, and data lake architecture.
• CI/CD & Version Control: Exposure to Git, Terraform, or other DevOps tools is a plus.

🧰 Preferred Qualifications

• Bachelor's or Master's in Computer Science, Engineering, or related field.
• Certifications in Azure/AWS are highly desirable.
• Knowledge of business intelligence tools (Power BI, Tableau) is a bonus.

Mandatory Criteria (Can't be neglected during screening) :

• Candidate Must have Project management experience.
• Strong hands-on experience with SQL, including the ability to write, optimize, and debug complex queries (joins, CTEs, subqueries).
• Must have experience in Treasury Module.
• Should have a basic understanding of accounting principles and financial workflows
• 3+ years of implementation experience is required.
• Looking candidates from Fintech company ONLY. ( Candidate should have Strong knowledge of fintech products, financial workflows, and integrations )
• Candidate should have Hands-on experience with tools such as Jira, Confluence, Excel, and project management platforms.
• Candidate should have Experience in managing multi-stakeholder projects from scratch.

Position Overview

We are looking for an experienced Implementation Lead to drive the onboarding and implementation of our platform for new and existing fintech clients. This role is ideal for someone with a strong understanding of financial systems, implementation methodologies, and client management. You’ll collaborate closely with product, engineering, and customer success teams to ensure timely, accurate, and seamless deployments.

Key Responsibilities

• Lead end-to-end implementation projects for enterprise fintech clients
• Translate client requirements into detailed implementation plans and configure solutions accordingly.
• Write and optimize complex SQL queries for data analysis, validation, and integration
• Oversee ETL processes – extract, transform, and load financial data across systems
• Collaborate with cross-functional teams including Product, Engineering, and Support
• Ensure timely, high-quality delivery across multiple stakeholders and client touchpoints
• Document processes, client requirements, and integration flows in detail.

Required Qualifications

• Bachelor’s degree in Finance, Business Administration, Information Systems, or related field
• 3+ years of hands-on implementation/project management experience
• Proven experience delivering projects in Fintech, SaaS, or ERP environments
• Strong understanding of accounting principles and financial workflows
• Hands-on SQL experience, including the ability to write and debug complex queries (joins, CTEs, subqueries)
• Experience working with ETL pipelines or data migration processes
• Proficiency in tools like Jira, Confluence, Excel, and project tracking systems
• Strong communication and stakeholder management skills
• Ability to manage multiple projects simultaneously and drive client success

Preferred Qualifications

• Prior experience implementing financial automation tools (e.g., SAP, Oracle, Anaplan, Blackline)
• Familiarity with API integrations and basic data mapping
• Experience in agile/scrum-based implementation environments
• Exposure to reconciliation, book closure, AR/AP, and reporting systems
• PMP, CSM, or similar certifications

Skills & Competencies

Functional Skills

• Financial process knowledge (e.g., reconciliation, accounting, reporting)
• Business analysis and solutioning
• Client onboarding and training
• UAT coordination
• Documentation and SOP creation

Project Skills

• Project planning and risk management
• Task prioritization and resource coordination
• KPI tracking and stakeholder reporting

Soft Skills

• Cross-functional collaboration
• Communication with technical and non-technical teams
• Attention to detail and customer empathy
• Conflict resolution and crisis management

What We Offer

• An opportunity to shape fintech implementations across fast-growing companies
• Work in a dynamic environment with cross-functional experts
• Competitive compensation and rapid career growth
• A collaborative and meritocratic culture

Job Title: Tech Lead and SSE – Kafka, Python, and Azure Databricks (Healthcare Data Project)

Experience: 4 to 12 years

Role Overview:

We are looking for a highly skilled Tech Lead with expertise in Kafka, Python, and Azure Databricks (preferred) to drive our healthcare data engineering projects. The ideal candidate will have deep experience in real-time data streaming, cloud-based data platforms, and large-scale data processing. This role requires strong technical leadership, problem-solving abilities, and the ability to collaborate with cross-functional teams.

Key Responsibilities:

• Lead the design, development, and implementation of real-time data pipelines using Kafka, Python, and Azure Databricks.
• Architect scalable data streaming and processing solutions to support healthcare data workflows.
• Develop, optimize, and maintain ETL/ELT pipelines for structured and unstructured healthcare data.
• Ensure data integrity, security, and compliance with healthcare regulations (HIPAA, HITRUST, etc.).
• Collaborate with data engineers, analysts, and business stakeholders to understand requirements and translate them into technical solutions.
• Troubleshoot and optimize Kafka streaming applications, Python scripts, and Databricks workflows.
• Mentor junior engineers, conduct code reviews, and ensure best practices in data engineering.
• Stay updated with the latest cloud technologies, big data frameworks, and industry trends.

Required Skills & Qualifications:

• 4+ years of experience in data engineering, with strong proficiency in Kafka and Python.
• Expertise in Kafka Streams, Kafka Connect, and Schema Registry for real-time data processing.
• Experience with Azure Databricks (or willingness to learn and adopt it quickly).
• Hands-on experience with cloud platforms (Azure preferred, AWS or GCP is a plus).
• Proficiency in SQL, NoSQL databases, and data modeling for big data processing.
• Knowledge of containerization (Docker, Kubernetes) and CI/CD pipelines for data applications.
• Experience working with healthcare data (EHR, claims, HL7, FHIR, etc.) is a plus.
• Strong analytical skills, problem-solving mindset, and ability to lead complex data projects.
• Excellent communication and stakeholder management skills.

• Involvement in the overall application lifecycle
• Design and develop software applications in Scala and Spark
• Understand business requirements and convert them to technical solutions
• Rest API design, implementation, and integration
• Collaborate with Frontend developers and provide mentorship for Junior engineers in the team
• An interest and preferably working experience in agile development methodologies
• A team player, eager to invest in personal and team growth
• Staying up to date with cutting edge technologies and best practices
• Advocate for improvements to product quality, security, and performance

Desired Skills and Experience

• Minimum 1.5+ years of development experience in Scala / Java language
• Strong understanding of the development cycle, programming techniques, and tools.
• Strong problem solving and verbal and written communication skills.
• Experience in working with web development using J2EE or similar frameworks
• Experience in developing REST API’s
• BE in Computer Science
• Experience with Akka or Micro services is a plus
• Experience with Big data technologies like Spark/Hadoop is a plus company offers very competitive compensation packages commensurate with your experience. We offer full benefits, continual career & compensation growth, and many other perks.

• Identifying business opportunities by hunting, qualifying prospects, and evaluating their position in the industry.
• Actively reaching out to leads over various channels and converting them for sales
• You must be skilled at generating your own leads through various channels, networking, and driving your territory.
• Developing relationships with prospects and recommending company "real money gaming" products and solution through a consultative approach
• Capable of generating leads via various sources building a solid pipeline, doing thorough research around possible suspects, and qualify them.
• Create processes to optimize or automate the current processes and acting as a mentor to the new joiners in the team
• Helping prospects make an informed decision by providing support, information, and guidance upon developing a thorough understanding of the company products and overall industry
• Contribute to the overall strategy and initiatives taken up by the B2B vertical
• Identifying product improvements or new opportunities based on industry trends, market activities, and competitors
• Handling multiple clients concurrently and keep a track of all client transactions
• Contributing to team effort by accomplishing related results by adhering to delivery deadlines - Working cross-functionally to positively collaborate with colleagues
• Liaising and communicating client needs/requirements with senior management
• Forecasting, tracking sales metrics, and preparing sales plans
• Document every minute detail from inception to completion

• Prior B2B sales/ business development etc. experience
• Excellent communication skills- written & verbal both (English is a must)
• Good analytical skills & business sense
• Able to create varied business propositions, pitches according to the audience