Senior Software Engineer

Job Description: Python Backend Developer 

Experience: 7-12 years   

Job Type: Full-time   

Job Overview: 

Wissen Technology is looking for a highly experienced Python Backend Developer with 7-12 years of experience to join our team. The ideal candidate will have deep expertise in backend development using Python, with a strong focus on Django and Flask frameworks. 

Key Responsibilities: 

- Develop and maintain robust backend services and APIs using Python, Django, and Flask. 

- Design scalable and efficient database schemas, integrating with both relational and NoSQL databases. 

- Collaborate with front-end developers and other team members to establish objectives and design functional, cohesive code. 

- Optimize applications for maximum speed and scalability. 

- Ensure security and data protection protocols are implemented effectively. 

- Troubleshoot and debug applications to ensure a seamless user experience. 

- Participate in code reviews, testing, and quality assurance processes. 

Required Skills: 

Python: Extensive experience in backend development using Python. 

Django & Flask:  Proficiency in Django and Flask frameworks. 

Database Management: Strong knowledge of databases such as PostgreSQL, MySQL, and MongoDB. 

API Development: Expertise in building and maintaining RESTful APIs. 

Security: Understanding of security best practices and data protection measures. 

Version Control: Experience with Git for collaboration and version control. 

Problem-Solving: Strong analytical skills with a focus on writing clean, efficient code. 

Communication: Excellent communication and teamwork skills. 

Preferred Qualifications: 

- Experience with cloud services like AWS, Azure, or GCP. 

- Familiarity with Docker and containerization. 

- Knowledge of CI/CD practices. 

Why Join Wissen Technology? 

- Opportunity to work on innovative projects with a cutting-edge technology stack. 

- Competitive compensation and benefits package. 

- A supportive environment that fosters professional growth and learning. 

About Tamasha

Tamasha is building next-generation live, social, and real-time consumer

experiences across gaming, audio, video, and interactive platforms. Our backend

systems power millions of real-time interactions, low-latency data flows, and high

throughput event-driven services.

Role Overview

As a Software Development Engineer III (Backend), you will operate as a senior

individual contributor owning mission-critical backend systems. You will design

scalable architectures, solve complex distributed systems problems, and influence

engineering standards across teams.

Roles & Responsibilities

 Own backend systems end-to-end, from design and implementation to

production reliability and long-term evolution.



Design scalable, fault-tolerant, and low-latency backend architectures for real

time and event-driven use cases.



Lead system design decisions including data models, service boundaries, async

workflows, and scalability strategies.



Build and operate high-throughput services handling millions of events, requests,

or messages per day.

 Own reliability metrics such as p95/p99 latency, uptime, error budgets, and

participate in incident resolution and post-mortems.

Drive architectural migrations including monolith to microservices and

synchronous to asynchronous flows.

 Collaborate with product, frontend, and data teams to translate complex

requirements into robust backend solutions.



Improve developer productivity by contributing to internal platforms, tooling,

CI/CD pipelines, and coding standards.



Mentor engineers through design reviews, code reviews, and technical guidance

without direct people management.



Proactively identify performance bottlenecks, cost inefficiencies, and scalability

risks and resolve them at the system level.

Tech Stack

Backend: Node.js (NestJS / Express), Golang, Java

Databases: PostgreSQL, MySQL, MongoDB, Redis

Messaging & Async: Kafka, SQS, RabbitMQ, Pub/Sub

Real-time: WebSockets, Server-Sent Events

Cloud & Infra: AWS / GCP, Docker, Kubernetes

Observability: Prometheus, Grafana, OpenTelemetry

What We’re Looking For

• 5+ years of backend engineering experience

• Proven ownership of production systems at scale

• Strong understanding of distributed systems and async architectures

• Experience handling production incidents and system reliability

• Ability to independently design and evolve backend systems

Zerozilla Infotech Pvt Ltd is a team of highly creative professionals creating seamless

web solutions ranging from web designing and development, mobile application,

custom software development, and digital marketing services for businesses.

We work with B2B, B2C companies, government bodies, institution-led and independent start-ups to generate value and give them a competitive edge.

We are experts with over Six years of experience in providing comprehensive and

unified solutions to your business challenges. With over 120 active clients and 150

projects to our credit, we continue creating innovative solutions to drive business

growth. Our working process involves four crucial steps- research, brainstorming

ideas, optimization, and achieving the target.

We deliver cutting-edge technology-driven solutions for your business including

ROI-driven marketing campaigns, online branding, and communications,

customized mobile application development, and more which are designed bearing

in mind your business requirement.

Job Description: Node JS Developer ( JD 102)

No of Position : 45

• Programming in Node.js

• Experience with server-side templating languages

• Experience with Express.js, Loopback, Sails JS, Meteor.js or other

frameworks.

• Experience consuming and building robust, SOAP and REST ful APIs

• Experience with Relational Databases like Mongo DB, MySQL

• Solid understanding and extensive experience with version controltools like

Git, SVN or Mercurial

• Exceptional problem solving and ability to work independently

• Exceptional learning skills

• Understanding of Agile methodologies

• Knowledge of writing efficient codes.

• Understanding front-end applications.

• Working with authorization and authentication of the user.

• Having error-handling skills.

• Creating database schemes and many more.

• Using third party with services with developed system.

Basic Requirement

• A Bachelor’s Degree in computer Science, Computer Engineering, Electrical

Engineering or equivalent.

• Minimum of 2+ years’ Experience in Software Development Organisation

required.

• Strong Communication skill and problem solving skill

• Ability to take ownership of work stream, operate without close supervision

and work across the organisation

• Self-discipline in order to finish work on a timely basis.

Job Description: Backend Developer – Design Qandy

Who are we?

Design Qandy delivers personalised luxury interior design to India’s discerning homeowners and corporates. Led by highly admired luxury brand builders, internationally trained designers, world-class technology professionals and curated teams of turnkey project execution specailists. We seek perfection in design and are committed to bringing back trust and excitement in the design process.

Know more about us on designqandy.com and https://instagram.com/designqandy?igshid=YmMyMTA2M2Y=

Our work culture?

We are a lean team of high performing go-getters, we take ownership in our roles and lead with knowledge. Debates and discussions are an important part of our culture and we encourage people to bring unique perspectives to their conversations. Most importantly, we love solving problems.

Each day is inspiring and we encourage you to apply for this role and experience it for yourself.

What would you be required to do?

·      Write code and tests, build prototypes, solve issues, profile, and analyze bottlenecks

·      Design performance gauging, building robust APIs to support mobile and desktop clients

·      Manage and optimize scalable distributed systems on the cloud

·      Optimization of web applications for performance and scalability

·      Develop automated tests to ensure business needs are met and allow for regression testing

·      Participate in the entire application lifecycle, focusing on coding and debugging

·      Write clean code to develop functional web applications

·      Troubleshoot and debug applications

·      Perform UI tests to optimize performance

·      Manage cutting-edge technologies to improve legacy applications

·      Collaborate with Front-end developers to integrate user-facing elements with server-side logic.

·      Gather and address technical and design requirements

·      Provide training and support to internal teams

·      Build reusable code and libraries for future use

What skills we are looking for?

·      Good communication skill to communicate with stakeholders, project managers, quality assurance teams, Regularly and other developers regarding progress on the long-term technology roadmap

·      Curious and progressive mind to Create and maintain workflows with teams to provide visibility and to ensure workload balance for consistent visual designs

·      Good technical knowledge to Produce quality code, raising the bar for the whole team on quality and speed

·      Through analytical skills to Recommend system solutions by comparing advantages and disadvantages of custom development and purchase alternatives

Skills Needed:

·      PHP Laravel Framework, PHP Design Patterns.

·      Proficient in MySQL, PostgreSQL, MongoDB

·      APIs, REST API, SOAP API, API Security, Open APIs

·      Push Notifications, Laravel Events, Queue, Observers

·      Excellent foundation in computer science, algorithms, and web design

·      Experience writing highly secure web applications

·      Experience with core AWS web-enabling technologies

·      Growth mindset, challenging status quo to find new solutions and out-of-the-box ideas

·      Experience designing RESTful APIs, specifically for mobile apps

·      Computer science degree or equivalent experience

·      Experience leading a team

·      3-6 Years’ experience in back-end development.

• A Golang developer role is to build optimized, scalable, and modular software using required technologies. You are tasked with developing and coding back-end components and connecting applications to other web services.

• Research and test new technologies
• Collaborating with others to build and develop a quality
• Monitoring and Oversee company’s data
• Managing users and user roles
• Detecting, announcing, and correcting errors
• Proposing alternative solutions

• To cooperate with other stakeholder to design, develop, test, release and improve services
• Maintain development standards, practices & principles
• Build scalable and maintainable software
• Analytical approach on what and how

• At least 4 years of experience with Golang.
• Have expertise in implementing micro services (using tools and technologies for messaging, RPC, containerization, etc.)
• Experience working with SQL/NoSQL databases, ability to write complex queries and optimize them
• Understanding of containerization technologies (Docker, RKT, Kubernetes, etc.)
• Basic experience with CI/CD systems (Jenkins, TeamCity, GoCD, Concourse, etc.)
• Basic experience working with AWS/Google Cloud

Job Title: ERPNext Developer 
Job Type: Full – Time
Location: Pune
Work Hours: 9: 00 AM to 6:00 PM
Min Salary: As per the Standard Market Rates

MAIN DUTIES/RESPONSIBILITIES:

PRIMARY RESPONSIBILITIES:
The candidate will be required to Design, Configure, Build, Test, Deploy and Maintain ERPNext and Frappe based applications:

• Gathering technical requirements for internal and external customers.
• Creation of documentation for software development and testing.
• Participation and use of Agile development methodologies
• Drive continuous improvement in development and operations best practices
• Ability to convey complex information in both written and oral form to technical and non-technical audiences

QUALIFICATIONS, EDUCATION, AND SKILLS:
Core qualifications:

• Excellent written and verbal communication skills
• Good interpersonal communication skills are needed in order to work successfully with prospects, customers, and cross-functional teams to meet development timelines
• Able to understand the complex business process and manage the project.
• Strong aptitude for learning new technologies and understanding how to utilize them in a customer-facing environment
• Hands-on experience in developing ERP applications from the ground up.
• Ability to follow standard engineering principles and practices
• Creative approach to problem-solving
• Working knowledge of object-oriented design and development skills.
• Commercial eCommerce portal development and maintenance is preferred. 
• 1-5 years of Experince is mandatory.

Technical qualifications:

• Experience in Frappe, ERPNext, JS, MySQL, Python & Frappe based web development. 
• Hands-on Product development over Frappe Framework, ERPNext
• Experience with workflows, access controls, page layouts, custom objects, custom record types, reports, and dashboards design and development
• Experience with Scrum/Agile development methodologies 
• OOP concepts and Backend Development Experience
• MySQL on MariaDB or equivalent
• Hands-on experience with hosting web application on Apache or NGINX
• Experience in UI/UX development for Web Applications is essential.
• Experience with one or more ERPNext Modules like Human Resources, CRM, Buying, Selling, Asset Management, Stock, Buying, Accounting, and Project.
• Senior position requires experience with multiple modules of ERPNext. 
• BS in computer science or technology equivalent preferred

• Understands detailed requirements and demonstrates excellent problem solving skills
• Deep understanding of software engineering practices, Design Patterns, Data Structures, Algorithms
• Excellent programming skills in ROR, Golang, NodeJS, Python or Java
• Strong communication skills
• Strong sense of ownership, drive and ability to deliver results
• 2+ years of experience in product driven organization

The ideal candidate is a self-motivated, multi-tasker, and demonstrated team-player. You will be a senior developer responsible for the development of new software products and enhancements to existing products. You should excel in working with large-scale applications and frameworks and have outstanding communication and leadership skills.

Responsibilities:

• Writing clean, high-quality, high-performance, maintainable code
• Develop and support software including applications, database integration, interfaces, and new functionality enhancements
• Coordinate cross-functionally to insure project meets business objectives and compliance standards
• Support test and deployment of new products and features
• Participate in code reviews

Requirements:

• B.Tech from Tier 1 College.
• 3+ yrs of experience, at least 2 yrs of experience with Python and Django.
• Expertise in Object Oriented Design, Database Design, and XML Schema
• Experience with Agile or Scrum software development methodologies
• Ability to multi-task, organise, and prioritise work