UI/UX Designer

SENIOR PYTHON DEVELOPER

Designation: Senior Python Django Developer 

Position: Senior Python Developer

Job Types: Full-time, Permanent

Pay: Up to ₹800,000.00 per year

Schedule: Day shift (On-site)

Supplemental Pay: Performance bonus, Yearly bonus

Ability to commute/relocate:  JP Nagar, Bangalore: Reliably commute or willing to relocate with an employer-provided relocation package (Preferred)

Experience: Back-end development: 5 years (Required)

Job Description:

We are looking for a highly skilled Senior Python Django Developer with extensive experience in building and scaling financial or payments-based applications. The ideal candidate has a deep understanding of system design, architecture patterns, and testing best practices, along with a strong grasp of the startup environment.

This role requires a balance of hands-on coding, architectural design, and collaboration across teams to deliver robust and scalable financial products.

Responsibilities:

• Design and develop scalable, secure, and high-performance applications using Python (Django framework).
• Architect system components, define database schemas, and optimize backend services for speed and efficiency.
• Lead and implement design patterns and software architecture best practices.
• Ensure code quality through comprehensive unit testing, integration testing, and participation in code reviews.
• Collaborate closely with Product, DevOps, QA, and Frontend teams to build seamless end-to-end solutions.
• Drive performance improvements, monitor system health, and troubleshoot production issues.
• Apply domain knowledge in payments and finance, including transaction processing, reconciliation, settlements, wallets, UPI, etc.
• Contribute to technical decision-making and mentor junior developers.

Requirements:

• 5 to 10 years of professional backend development experience with Python and Django.
• Strong background in payments/financial systems or FinTech applications.
• Proven experience in designing software architecture in a microservices or modular monolith environment.
• Experience working in fast-paced startup environments with agile practices.
• Proficiency in RESTful APIs, SQL (PostgreSQL/MySQL), NoSQL (MongoDB/Redis).
• Solid understanding of Docker, CI/CD pipelines, and cloud platforms (AWS/GCP/Azure).
• Hands-on experience with test-driven development (TDD) and frameworks like pytest, unit test, or factory boy.
• Familiarity with security best practices in financial applications (PCI compliance, data encryption, etc.).

Preferred Skills:

• Exposure to event-driven architecture (  
• Experience integrating with third-party payment gateways, banking APIs, or financial instruments.
• Understanding of DevOps and monitoring tools (Prometheus, ELK, Grafana).
• Contributions to open-source or personal finance-related projects.
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Java Developer – Job Description

About the Role

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. This is a brilliant opportunity to become a part of a highly motivated and expert team that has made a mark as a high-end technical consulting organization.

Required Skills

• Experience: 4 to 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 multithreading 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

About Wissen Technology

Wissen Technology is a niche global consulting and solutions company that brings unparalleled domain expertise in Banking and Finance, Telecom, and Startups.

Wissen Technology is a part of Wissen Group and was established in the year 2015. Wissen has offices in the US, India, UK, Australia, Mexico, and Canada, with best-in-class infrastructure and development facilities.

Wissen has successfully delivered projects worth $1 Billion for more than 25 of the Fortune 500 companies. The Wissen Group overall includes more than 4000 highly skilled professionals.

Wissen Technology provides exceptional value in mission-critical projects for its clients through thought leadership, ownership, and assured on-time deliveries that are always “first time right”.

Our team consists of 1200+ highly skilled professionals, with leadership and senior management executives who have graduated from Ivy League Universities like Wharton, MIT, IITs, IIMs, and NITs, and with rich work experience in some of the biggest companies in the world.

Wissen Technology offers 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

We have been certified as a Great Place to Work® for two consecutive years (2020–2022) and voted as the Top 20 AI/ML vendor by CIO Insider.

Job Description – Executive Assistant to CEO 

Role Overview

Looking for an organized and proactive Executive Assistant to support the CEO with daily operations, communication, scheduling, and coordination.

Key Responsibilities

Manage CEO’s calendar, appointments, reminders, and schedule prioritization

Draft, review, and manage emails and communication

Coordinate meetings, prepare agendas, and take minutes

Manage travel bookings, itineraries, and logistics

Maintain records, documents, and provide admin support

Handle occasional personal tasks for the CEO

Qualifications & Skills

Bachelor’s Degree; 4–5 years as EA/PA preferred

Strong communication, organization & multitasking skills

Proficiency in MS Office & Google Workspace

Professional, detail-oriented, and discreet

Working Days & Timings

6 Days Working, 2nd and 4th sat off

10:00 AM – 7:00 PM

RESPONSIBILITIES

● Responsible for communicating with customers from a collections stand-point

● Omni channel communication such as Email, SMS, Tele Calling etc.

● Contact clients and discuss their overdue payments in a friendly manner, and proactively propose solutions based on defined SOPs

● Monitor accounts on a daily basis

● Identify outstanding account receivables

● Collaborating on debt collection efforts with Finance, Sales, and the Legal team.

● Investigate historical data for debts and bills

● Developing debt collection strategies and plans

● Take actions in order to encourage timely payments

● Process payments and refunds

● Resolve billing issues ● Ensure compliance to all federal and local regulations for collection process

● Update account status records

REQUIREMENTS

● Bachelor’s Degree in Finance, Business or related field

● 3-6 years of relevant experience

● Experience working in the collections team for consumer credit products such as Credit Card, Personal Loan, Education Loan, 2W and 4W, Home Loan, etc.

● Excellent knowledge of various collection techniques

● Experience in developing and enacting debt recovery plans and strategies to prevent losses

● Knowledge of MS Office, Data Interpretation, databases, and alternate mode of collections

● Excellent communication and interpersonal skills

● Demonstrated experience of being empathetic with customers

● Problem-solving and critical-thinking skill

Role: Principal Software Engineer

We looking for a passionate Principle Engineer - Analytics to build data products that extract valuable business insights for efficiency and customer experience. This role will require managing, processing and analyzing large amounts of raw information and in scalable databases. This will also involve developing unique data structures and writing algorithms for the entirely new set of products. The candidate will be required to have critical thinking and problem-solving skills. The candidates must be experienced with software development with advanced algorithms and must be able to handle large volume of data. Exposure with statistics and machine learning algorithms is a big plus. The candidate should have some exposure to cloud environment, continuous integration and agile scrum processes.

Responsibilities:

• Lead projects both as a principal investigator and project manager, responsible for meeting project requirements on schedule

• Software Development that creates data driven intelligence in the products which deals with Big Data backends

• Exploratory analysis of the data to be able to come up with efficient data structures and algorithms for given requirements

• The system may or may not involve machine learning models and pipelines but will require advanced algorithm development

• Managing, data in large scale data stores (such as NoSQL DBs, time series DBs, Geospatial DBs etc.)

• Creating metrics and evaluation of algorithm for better accuracy and recall

• Ensuring efficient access and usage of data through the means of indexing, clustering etc.

• Collaborate with engineering and product development teams.

Requirements:

• Master’s or Bachelor’s degree in Engineering in one of these domains - Computer Science, Information Technology, Information Systems, or related field from top-tier school

• OR Master’s degree or higher in Statistics, Mathematics, with hands on background in software development.

• Experience of 8 to 10 year with product development, having done algorithmic work

• 5+ years of experience working with large data sets or do large scale quantitative analysis

• Understanding of SaaS based products and services.

• Strong algorithmic problem-solving skills

• Able to mentor and manage team and take responsibilities of team deadline.

Skill set required:

• In depth Knowledge Python programming languages

• Understanding of software architecture and software design

• Must have fully managed a project with a team

• Having worked with Agile project management practices

• Experience with data processing analytics and visualization tools in Python (such as pandas, matplotlib, Scipy, etc.)

• Strong understanding of SQL and querying to NoSQL database (eg. Mongo, Casandra, Redis

Bachelor's degree in Computer Science or a related field, or equivalent work experience

Strong understanding of cloud infrastructure and services, such as AWS, Azure, or Google Cloud Platform

Experience with infrastructure as code tools such as Terraform or CloudFormation

Proficiency in scripting languages such as Python, Bash, or PowerShell

Familiarity with DevOps methodologies and tools such as Git, Jenkins, or Ansible

Strong problem-solving and analytical skills

Excellent communication and collaboration skills

Ability to work independently and as part of a team

Willingness to learn new technologies and tools as required

Must have Skilled and Should Currently have Hand-on experience:

• Programming Language:          C, C++
• Operating System:                   Linux
• Debugging Tools:                     Valgrind / GDB - required
• Version Control:                       (Stash- nice to have) & (Git – Required)
• Build and Deployment:             Bamboo – nice to have
• Operating System:                     Linux
• Experience:                               5 to 8 years (Min. 4 years)

• Would be working on Development and Production Support of Email Mx Product which uses email protocols  (POP, IMAP, and SMTP) developed on C, C++ technology on Linux Platform.
• Technologies they get to learn: C, C++, GDB, Valgrind, python (python to a certain extent).
• Protocols they get to learn:   POP, IMAP, and SMTP and also any and every communication happening in Email Platform
• Source Control:                 Git, Stash
• Build and Deployment:           Bamboo
• Operating System:               Linux

• Debugging a Multicomponent – Multi-Threaded – Multi-Server Environment of a Live Product Deployed to Tier – 1 Customer.
• Opportunity for Improving CPU of exiting product.
• Opportunity for Memory optimization along with some good