SDE1 Data Scientist

JOB DESCRIPTION

Experience: 4-7 years

Location: Bangalore

Wissen Technology is now hiring for a Java Developer - Bangalore 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. - 4-7 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.

Job Description:

1.     Machine Learning Development & Deployment

·      Design and implement supervised and unsupervised models for predictive analytics, including churn prediction, demand forecasting, renewal risk scoring, and cross sell/upsell opportunity identification.

·      Translate business problems into ML frameworks and production solutions that improve efficiency, revenue, or customer experience.

·      Build, optimize, and maintain ML pipelines using tools such as MLflow, Airflow, or Kubeflow.

2.     Cross-Functional ML Use Cases

·      Partner with teams across Sales (e.g., lead scoring, next-best action), Customer Service (e.g., case deflection, sentiment analysis), Finance (e.g., revenue forecasting, fraud detection), Supply Chain (e.g., inventory optimization, ETA prediction), and Order Fulfillment (e.g., delivery risk modeling) to define impactful ML use cases.

·      Develop domain-specific models and continuously improve them using feedback loops and real-world performance data. 3.

3.      Model Governance and MLOps

·      Ensure robust model monitoring, versioning, and retraining strategies to keep models reliable in dynamic environments.

·      Work closely with DevOps and Data Engineering teams to automate deployment, CI/CD workflows, and cloud-native ML infrastructure (AWS/GCP/Azure).

4. Data Engineering and Feature Architecture

·      Collaborate with data engineers to define feature stores, data quality checks, and model-ready datasets on platforms like Snowflake or Databricks.

·      Perform feature selection, transformation, and engineering aligned with each domain’s business logic. 5. Communication & Stakeholder Collaboration

·      Present technical insights and model results to business and executive stakeholders in a clear, actionable format.

·      Work with Product Owners and Program Managers to scope, prioritize, and plan delivery of ML projects.

Qualifications:

Required

• Bachelor’s or Master’s degree in (e.g., Computer Science, Engineering, Statistics, Mathematics)

• 4+ years of experience in machine learning, data science.

• Proficiency in Python, XGBoost, PyTorch, TensorFlow, or similar.

• Experience deploying models into production using ML pipelines and orchestration frameworks.

• Strong understanding of data structures, SQL, and cloud platforms (e.g., AWS SageMaker, Azure ML, or GCP Vertex AI).

• Hands-on experience in implementing machine learning algorithms such as Random Forest, XGBoost, Logistic Regression, and Deep Learning techniques including Neural Networks (ANN, CNN)

Preferred:

• Experience supporting business functions such as Finance, Sales, or Operations with ML use cases.

• Familiarity with MLOps tools (MLflow, SageMaker Pipelines, Feature Store).

• Exposure to enterprise data platforms (e.g., Snowflake, Oracle Fusion, Salesforce).

• Background in statistics, forecasting, optimization, or recommendation systems.

AI Native Sales & Business Development Intern (3-Month Internship)

Location: Remote (Anywhere in India)

Duration: 3 Months

Employment Type: Internship

About the Role

Are you interested in Sales, Business Development, and AI-powered customer engagement?

We're looking for an AI Native Sales & Business Development Intern to support our growing AI-first IT Services & Product business. You'll gain practical exposure to B2B sales, AI-assisted prospecting, CRM management, client communication, and consultative selling.

This internship is ideal for candidates who enjoy communicating with people, building relationships, and driving business growth.

Key Responsibilities

• Research and identify potential B2B clients using AI-powered prospecting tools.
• Generate qualified leads through LinkedIn, email campaigns, and outbound outreach.
• Schedule discovery meetings with decision-makers.
• Maintain CRM records and sales pipelines.
• Assist in preparing proposals and client presentations.
• Conduct market and competitor research.
• Support the sales team with follow-ups and relationship management.
• Learn consultative selling for AI, Cloud, Software Development, and Digital Transformation services.

Required Skills

• Excellent verbal and written English communication.
• Strong interpersonal skills.
• Basic understanding of Business Development or Sales.
• Familiarity with LinkedIn.
• Ability to conduct online research.
• Willingness to learn AI-powered sales techniques.
• Self-motivated with a proactive attitude.

Preferred Skills

• Lead Generation
• Cold Email Outreach
• CRM tools (HubSpot, Zoho CRM, Salesforce)
• Microsoft Excel / Google Sheets
• Negotiation Skills
• Sales Automation Tools

Who Can Apply?

• Final-year students
• Recent graduates
• Freshers interested in B2B Sales and Business Development
• Candidates looking to build a career in Enterprise Sales

What You'll Learn

• AI-assisted Prospecting
• B2B Enterprise Sales
• CRM Management
• Sales Automation
• Client Relationship Management
• Negotiation Techniques
• Consultative Selling

Performance Metrics

• Qualified leads generated
• Meetings booked
• Opportunities created
• CRM accuracy
• Conversion rate
• Initiative and continuous improvement

What We Offer

• Live client exposure
• Mentorship from experienced professionals
• Internship Certificate
• Letter of Recommendation for top performers
• Opportunity for a Full-time role based on performance

Job Description

Who we are looking for:

A Senior consultant with proven technical and consultative experience, fluent Japanese language proficiency, and expected to be strong in both technical and interpersonal skills. A Senior Consultant must be a proven self-starter with the ability to problem-solve, communicate, participate in diverse project teams from a technical perspective, and interface effectively with customers, vendor partners, and colleagues. You will actively contribute to improving operational efficiency on projects and internal initiatives. Deliver timely engagements and work closely with Practice Directors to drive training and education, career development, performance development, and collaboration across the team. In line with Optiv’s commitment to quality, you will confirm that work is of the highest quality as per Optiv’s quality standards, by reviewing the work provided by other members.

How you’ll make an impact:

• Comfortably deliver solo-based work or act as "point" for complex projects

• Acts as technical escalation point to assist other consultants

• Lead in creation, development and delivery of custom security solutions

• Lead security and compliance program-related development and implementation efforts

• Design, implement and educate on specific security processes

• Effectively provide knowledge transfer and post-engagement support activities as necessary

• Excellent team communicator

• Mentor less experienced consultants

• Maintain professional and technical knowledge by attending educational workshops; reviewing professional publications; establishing personal networks; participating in professional associations such as ISACA, ISC2 etc.

• Consistently complete administrative project tasks like time and expense entry, status reporting, and project completion reporting

• Support and occasionally lead practice related development efforts including training and awareness, performance development and cyber strategy accelerators

• Act as contributor in Optiv communities for solutions of focus.

Qualifications

• Bachelor's degree and related work experience

• Proven security architecture experience

• Strong knowledge of multiple security concepts and methods such as vulnerability assessments, data classification, privacy assessments, incident response, security policy creation, enterprise security strategies, architectures and governance

• Strong understanding of networking (TCP/IP, OSI model), operating system fundamentals (Windows, UNIX, mainframe), security technologies (firewalls, IDS/IPS, etc.) and application programming/scripting languages (C, Java, Perl, Shell)

• Strong understanding of regulatory requirements and compliance issues affecting clients related to privacy and data protection, such as PCI DSS, GLBA, Basel II, EU Data Protection Directive, International Cross Border, and U.S. State Data Privacy Laws

• Expert knowledge of using Microsoft Office

• Ability to build relationships with and influence other functional areas

• Well-developed negotiation skills

• Ability to build consensus

• Solid business acumen and basic project management expertise.

• Ability to manage multiple tasks in parallel

• Willingness to travel to meet client needs.

Good-to-Have Criteria

• Professional certifications such as CISSP, CISM, CISA, CEH, or equivalent
• Exposure to cloud security platforms (AWS, Azure, GCP)
• Experience in data privacy & cross-border compliance projects
• Advanced skills in automation, scripting, or security orchestration
• Previous consulting experience with global clients
• Participation in professional associations (ISACA, ISC2, etc.)
• 
  

Mandatory Criteria:

• Need candidate having Fluent Japanese language proficiency.
• Need candidate from Cybersecurity companies Only.
• Certifications required by the candidate - (Either from given two) - ISO 27001 or CISSP
• Candidate should have experience in Security architecture & Consulting
• Candidate should have Strong expertise in networking, operating systems (Windows/UNIX/mainframe), firewalls, IDS/IPS
• Candidate should have Knowledge of scripting/programming languages (C, Java, Perl, Shell)
• Candidate should have Hands-on experience in vulnerability assessments, incident response, policy creation, governance
• Candidate should have Strong understanding of regulatory frameworks (PCI DSS, GLBA, Basel II, EU Data Protection, US State Privacy Laws)
• Candidate should have Excellent client-facing and stakeholder management skills
• Candidate should have Ability to mentor, lead projects, and work in diverse teams
• Candidate should be Willing to travel as per business/project requirements

Job Overview:

We are looking for a seasoned Senior Backend Engineer (SDE II) with over 3 years of experience to grow a high-performing engineering team. The ideal candidate will have extensive hands-on experience in software development, deep technical expertise, and a proven track record of successfully leading large-scale engineering teams and projects. This role requires strategic leadership, the ability to manage complex technical challenges, and the ability to drive innovation while ensuring operational excellence. As a Backend SDE-2, you will collaborate with key stakeholders across the business, product management, and operations to ensure alignment with the organization’s goals and play a critical role in shaping the technology roadmap and engineering culture.

Key Responsibilities:

• Strategic Planning: Work closely with senior leadership to develop and implement engineering strategies that support business objectives. Define technology roadmaps and ensure alignment with organizational goals.
• Technical Excellence: Guide the team in designing and implementing scalable, robust software systems. Drive the adoption of best practices in architecture, coding standards, and software testing to ensure high-quality product delivery.
• Project and Program Management: Oversee the successful delivery of engineering projects, ensuring deadlines, quality standards, and budget constraints are met. Use agile methodologies to manage the development process and resolve bottlenecks.
• Cross-functional collaboration: Collaborate with Product Management, Design, Business, and Operations teams to define project requirements and deliverables. Ensure the smooth integration of engineering efforts across the organization.
• Risk Management: Anticipate and mitigate technical risks and roadblocks. Proactively identify areas of technical debt and drive initiatives to reduce it.

Required Qualifications:

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field.
• 3+ years of experience in software engineering
• Proven track record of successfully delivering large-scale, high-impact software projects.
• Strong understanding of software architecture, design patterns, and scalable system design.
• Expertise in multiple programming languages and modern development frameworks For this role we require expertise in Python/Django and API Development
• Experience with cloud infrastructure (AWS), microservices, and distributed systems.
• Good experience with MySQL and ElasticSearch. Slight experience with other NoSQL and SQL databases.
• Experience in DevOps, CI/CD pipelines, and infrastructure automation.
•  Experience in delivering full-stack B2B/SaaS applications including mobile applications, web frontend, and a scalable backend.
• Excellent problem-solving skills, with the ability to diagnose and resolve complex technical challenges.
• Strong communication and interpersonal skills, with the ability to influence and inspire teams and stakeholders at all levels.

About Us:

DriveX is India’s largest used 2-wheeler platform founded by Narain Karthikeyan, India’s first Formula 1 racer. DriveX is a fully stacked platform having capabilities across the pre-owned vehicle value chain from procurement to refurbishment to retail and service of pre-owned two-wheelers.

Website- https://www.drivex.in

Location- Bangalore

Job Overview:

We are looking for a talented Python Developer to join our tech team. The successful candidate will be responsible for developing server-side logic, integrating front-end components, and supporting the development of scalable and high-performance applications. The Python Developer will collaborate with cross-functional teams to deliver high-quality software solutions.

Responsibilities:

1. Develop server-side logic using Python for seamless integration with front-end components.

2. Design and implement scalable and high-performance applications.

3. Collaborate with front-end developers to integrate user-facing elements with server-side logic.

4. Implement security and data protection features.

5. Work closely with the product management team to define and implement new features.

6. Optimize applications for maximum speed and scalability.

7. Collaborate with other team members and stakeholders to deliver software solutions that align with business requirements.

8. Stay up-to-date with industry trends and technologies, and apply them to the development process.

Requirements:

1. Proven 3+years of experience as a Python Developer.

2. Strong proficiency in Python, with a good understanding of their ecosystems. 3. Knowledge of server-side templating languages such as Jinja 2 or EJS.

4. Understanding of front-end technologies, such as HTML5, CSS3, and JavaScript.

5. Experience with data migration, transformation, and scripting.

6. Proficient understanding of code versioning tools, such as Git.

7. Knowledge of authentication and authorization mechanisms.

8. Familiarity with common front-end development tools, such as Babel, Webpack, etc. 9. Strong problem-solving skills and attention to detail.

10. Excellent communication and collaboration skills.

11. Ability to work well in a team-oriented, collaborative environment.

12. Experience with microservices architecture is a plus.

Responsibilities and Duties for CA

 To manage and review day to day operations of the accounts department.

 Calculate GST, T.D.S., Income Tax, Labour Laws etc. liability on monthly basis.

 File all statutory returns i.e. Income Tax Returns, PT return, excise return PF/ ESIC return on time.

 To maintain fund requirement and reconcile of cash and Bank books on daily basis.

 To maintain spreadsheets for monitoring and analyzing accounting data and prepare financial reports.

 To prepare table of accounts, assign entries to proper accounts to ensure proper accounting methods,

principles and policies are being followed.

 To complete and coordinate annual audits and provide recommendations for improving procedures and

systems for initiating corrective actions.

 Attend the Scrutiny and Appeals and prepare the documentation of the same.

Job Title - Senior Frontend Engineer

About Tazapay 

Tazapay is a cross border payment service provider. They offer local collections via local payment methods, virtual accounts and cards in over 70 markets. The merchant does not need to create local entities anywhere and Tazapay offers the additional compliance framework to take care of local regulations and requirements. This results in decreased transaction costs, fx transparency and higher auth rates. 

They are licensed and backed by leading investors.   www.tazapay.com 

What’s exciting waiting for You? 

This is an amazing opportunity for you to join a fantastic crew before the rocket ship launch. It will be a story you will carry with you through your life and have the unique experience of building something ground up and have the satisfaction of seeing your product being used and paid for by thousands of customers. You will be a part of a growth story be it anywhere - Sales, Software Development, Marketing, HR, Accounting etc. 

We believe in a culture of openness, innovation & great memories together. 

Are you ready for the ride? 

Find what interesting things you could do with us.

About the Frontend Engineer role

Responsibilities (not exhaustive)

• Lead core development efforts for our front-end applications, ensuring high-quality code that is performant, scalable, secure and maintainable.
• Collaborate closely with the product team to understand user needs and translate them into exceptional user interfaces (UI).
• Partner with the design team to achieve pixel-perfect implementation while maintaining and evolving our design systems.
• Write clean, maintainable, and testable JavaScript with a focus on performance optimization and scalability.
• Champion the use of modern build tools like Vite to streamline development workflows.
• Implement effective unit tests to ensure code quality and stability.
• Take complete ownership of features, from initial discussions with the product manager to incorporating customer feedback.
• Demonstrate a strong understanding of modern front-end architecture and best practices.

The Ideal Candidate

Experience

• Proven experience as a senior frontend engineer with a strong track record of building and shipping complex web applications.
• In-depth knowledge of HTML, CSS, JavaScript (ES6+), Tailwind CSS, Git, npm, and Sentry.
• Familiarity with integration of front-end with backend web services.
• Strong experience with a popular front-end framework like React, Angular, or Vue.js (Vue.js experience a plus).
• Prior experience developing and maintaining a UI component library.
• Familiarity with modern build tools like Vite and a passion for exploring new technologies.
• Understanding of Git version control and experience with GitHub workflows.
• Strong communication and collaboration skills to work effectively with cross-functional teams.
• Advanced knowledge in web security best practices to write secure and robust front-end code
• Ability to write clean, maintainable, and well-documented code.
• Passion for building high-quality user experiences.
• Experience mentoring junior engineers.
• Active contributions to open-source projects in the front-end development space.

Abilities and Traits

• Ability to work under pressure and meet deadlines
• Ability to provide exceptional attention to details of the product.
• Ability to focus for extended periods of repetitious activity.
• Ability to think ahead and anticipate problems, issues and solutions
• Work well as a team player and help the team members to resolve issues
• Be committed to quality and be structured in approach
• Excellent and demonstrable concept formulation, logical and analytical skills
• Excellent planning, organisational, and prioritisation skills

If you're a talented and experienced frontend engineer who is passionate about building beautiful, performant, and scalable web applications, we want to hear from you!

Location - Chennai - India

Join our team and let's groove together to the rhythm of innovation and opportunity!

Your Buddy

Tazapay

• Technical skills in C# .NET Core, ASP.NET MVC and Entity framework, LINQ and REST APIs
• Additional skills in MySQL and SQL server, Ajax, jQuery, ReactJS, HTML, Javascript, XML
• Have good analytical ability to breakdown problem statements into solutions
• Working knowledge of various development tools like IDE’s (VS2008 or above), source control systems like TFS, Subversion.
• Good at Troubleshooting, problem solving and has supported customers in production environment
• Experience in Test driven development is desirable.
• Strong written and verbal communication skills and the ability to follow verbal/written instructions
• Ability to troubleshoot assigned technical issues and also the ability to meet tight project deadlines
• MUST have experience in major systems development and implementation
• Leading a team would be an added advantage.

• Experience required:
•  Experience in Salesforce Implementation and Enhancements life cycle.
•  Designing and implementing Custom Business Process via Apex and Lightning Technology.
•  Strong knowledge/exposure to all major Salesforce products with hands on experience on core platform.
•  Work closely with clients’ operations and product managers on business requirements analysis, design and
• implementation.
•  Knowledge / Experience in Enterprise Solution and Architecture Design.
•  Knowledge / Experience in Design and build - clean, high performing (i.e., user-oriented, fast, efficient,
• extensible, scalable) Salesforce and Salesforce-integrated applications following best practices and using the
• latest technologies.
•  Implementing Lightning Components, Apex Controllers, Visual Force Pages, Visual Force Components, Batch
• Apex, Schedulers and Apex Triggers.
•  Having Experience in integrating salesforce with external application using third party tools via SOAP and
• REST API Integration.
•  Knowledge/Experience in Release Management with multiple phases.
•  Knowledge/ Experience of Production Deployment Best Practices.
•  Analyze and review business, functional, and technical requirements as per the role.
•  Build web and mobile interfaces on the Force.com platform using Visualforce, Apex, and other available
• tools.
•  Keep up to date with the latest plans, developments, and changes in the salesforce platform.
•  Document and develop code according to specifications and standards.
•  Prepare test data and plan and conduct basic unit or module testing.