
What You'll Do
Maintain and extend existing payment modules, extensions, and plugins
Develop new modules, sample code, SDKs, and production code for merchants and partners
Help define requirements for 3rd party developer APIs and tools
Analyze/debug merchant and partner integration issues
Assist in building and maintaining a test environment for engineering and our partners to test new feature compatibility
Skills Required but not limited to:
Python, Django, Django Rest Framework.
AWS Services Including, CloudFront , S3, API
Gateway, Lambda, Step Functions, SES, DynamoDB ,
Serverless Framework
Fair understanding of building RESTful APIs
Strong understanding of front end technologies, such as JavaScript, Jquery , HTML5, and CSS3
Good to have experience with version control, docker , deployment pipelines, CI/CD
Backend Web Application Development
AWS Identity and Access Management principles SQL (MS SQL Server, PostgreSQL, AWS Aurora comparable)
GIT , JIRA, Agile / Scrum
Experience: 4-6 years

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About Us
We are building the next generation of AI-powered products and platforms that redefine how businesses digitize, automate, and scale. Our flagship solutions span eCommerce, financial services, and enterprise automation, with an emerging focus on commercializing cutting-edge AI services across Grok, OpenAI, and the Azure Cloud ecosystem.
Role Overview
We are seeking a highly skilled Full-Stack Developer with a strong foundation in e-commerce product development and deep expertise in backend engineering using Python. The ideal candidate is passionate about designing scalable systems, has hands-on experience with cloud-native architectures, and is eager to drive the commercialization of AI-driven services and platforms.
Key Responsibilities
- Design, build, and scale full-stack applications with a strong emphasis on backend services (Python, Django/FastAPI/Flask).
- Lead development of eCommerce features including product catalogs, payments, order management, and personalized customer experiences.
- Integrate and operationalize AI services across Grok, OpenAI APIs, and Azure AI services to deliver intelligent workflows and user experiences.
- Build and maintain secure, scalable APIs and data pipelines for real-time analytics and automation.
- Collaborate with product, design, and AI research teams to bring experimental features into production.
- Ensure systems are cloud-ready (Azure preferred) with CI/CD, containerization (Docker/Kubernetes), and strong monitoring practices.
- Contribute to frontend development (React, Angular, or Vue) to deliver seamless, responsive, and intuitive user experiences.
- Champion best practices in coding, testing, DevOps, and Responsible AI integration.
Required Skills & Experience
- 5+ years of professional full-stack development experience.
- Proven track record in eCommerce product development (payments, cart, checkout, multi-tenant stores).
- Strong backend expertise in Python (Django, FastAPI, Flask).
- Experience with cloud services (Azure preferred; AWS/GCP is a plus).
- Hands-on with AI/ML integration using APIs like OpenAI, Grok, Azure Cognitive Services.
- Solid understanding of databases (SQL & NoSQL), caching, and API design.
- Familiarity with frontend frameworks such as React, Angular, or Vue.
- Experience with DevOps practices: GitHub/GitLab, CI/CD, Docker, Kubernetes.
- Strong problem-solving skills, adaptability, and a product-first mindset.
Nice to Have
- Knowledge of vector databases, RAG pipelines, and LLM fine-tuning.
- Experience in scalable SaaS architectures and subscription platforms.
- Familiarity with C2PA, identity security, or compliance-driven development.
What We Offer
- Opportunity to shape the commercialization of AI-driven products in fast-growing markets.
- A high-impact role with autonomy and visibility.
- Competitive compensation, equity opportunities, and growth into leadership roles.
- Collaborative environment working with seasoned entrepreneurs, AI researchers, and cloud architects.
Job Description:
• Develop tools and applications by producing clean, efficient code.
• Determine operational feasibility by evaluating analysis, problem definition, requirements, solution development and proposed solutions
• Perform validation and verification testing and debug code.
• Work collaboratively with others to achieve goals
• Experience working in an agile environment
• Experience in implementing Object-Oriented Python, Django.
• Good understanding on Django ORM.
• Experienced in interfacing with *third party API’s using REST
• Worked with varieties of Relational Databases (RDBMS) like SQLite, MySQL, PostgreSQL.
• Experience in Version Control with Git and Bit bucket.
• Experience with JIRA the development progress and tracking deadlines of the project
• Experience with web applications using technologies like HTML5,CSS, JavaScript, JQuery, AJAX, Angularjs, Reactjs and Bootstrap, XML.
• Knowledge in Pandas, Numpy will be addons
Job Description
Job Purpose
We work in the latest technology, and our foundations are data structures, algorithms, strong logical reasoning, and mathematics. We are looking for very strong engineers who love coding, optimizing, and making sure their code is the most efficient possible.
You will be involved with hardcore development. If you are an assembler of code or packages from different places to build something, you may not find our team to be the right fit.
You must be someone who can build anything from the ground up. Programming language should not be any barrier for you, as you should be able to pick up any programming language or underlying technology within a week.
Key Areas of Responsibility
Core development. Ready to participate in designing, brainstorming, and development process. You must give sleepless nights to meet deadlines whenever required.
Desired Candidate Profile
Essential Skills
- Reliable, Accountable and Trustworthy
- Ability to understand software requirements based on a wireframe/program specification
- Familiarity with GoLang / PHP / Python / Java / C / C++ / Linux Shell and Scripting / HTML / CSS / JS / Node.js is a plus
- Effective communication skills to ensure smooth coordination of tasks with Team Leader
- Knowledge of MongoDB, MySQL, and PL/SQL is a plus
- Familiarity with ML, TensorFlow, and Keras is a plus
- Knowledge of web servers such as Apache, NGNIX, and the HTTP protocol is plus
- Knowledge of multi-process, threads, memory, and filesystem on Linux is desirable
To consider you for current opening, please make sure to understand the following question and solve it. A simple program in any programing language would do. If you are not able to solve this, then please do not apply.
Write a function foo(x) where foo(foo(x)) = -x (assume x to be an integer, and foo(x) has to be always real), any programming language would do. Before submitting the answers, plz verify that the output of foo(foo(10)) should be -10 and foo(foo(-10)) should be 10.
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and Artificial Intelligence (AI). It is headquartered in Ahmedabad, India, having a branch office in
Pune.
We have worked on / are working on Software Engineering projects that touch upon making
full-fledged products. Starting from UI/UX aspects, responsive and blazing fast front-ends,
platform-specific applications (Android, iOS, web applications, desktop applications), very
large scale infrastructure, cutting edge machine learning, and deep learning (AI in general).
The projects/products have wide-ranging applications in finance, healthcare, e-commerce,
legal, HR/recruiting, pharmaceutical, leisure sports and computer gaming domains. All of this
is using core concepts of computer science such as distributed systems, operating systems,
computer networks, process parallelism, cloud computing, embedded systems and the
Internet of Things.
PRIMARY RESPONSIBILITIES:
● Own the design, development, evaluation and deployment of highly-scalable software
products involving front-end and back-end development.
● Maintain quality, responsiveness and stability of the system.
● Design and develop memory-efficient, compute-optimized solutions for the
software.
● Design and administer automated testing tools and continuous integration
tools.
● Produce comprehensive and usable software documentation.
● Evaluate and make decisions on the use of new tools and technologies.
● Mentor other development engineers.
KNOWLEDGE AND SKILL REQUIREMENTS:
● Mastery of one or more back-end programming languages (Python, Java, Scala, C++
etc.)
● Proficiency in front-end programming paradigms and libraries (for example : HTML,
CSS and advanced JavaScript libraries and frameworks such as Angular, Knockout,
React). - Knowledge of automated and continuous integration testing tools (Jenkins,
Team City, Circle CI etc.)
● Proven experience of platform-level development for large-scale systems.
● Deep understanding of various database systems (MySQL, Mongo,
Cassandra).
● Ability to plan and design software system architecture.
● Development experience for mobile, browsers and desktop systems is
desired.
● Knowledge and experience of using distributed systems (Hadoop, Spark)
and cloud environments (Amazon EC2, Google Compute Engine, Microsoft
Azure).
● Experience working in agile development. Knowledge and prior experience of tools
like Jira is desired.
● Experience with version control systems (Git, Subversion or Mercurial).
We are looking for a Senior Full-Stack Developer to join our team. You'll be part of the growing engineering team. You'll be primary responsible for front-end development using frameworks like React.js/Vue.js, but having backend-experience is a plus. If you are ready to make an immediate impact with a fun and talented team, we would love to hear from you.
Skills:
- Expertise on React.js or Vue.js
- Good understanding of CSS/Bootstrap Expertise on Express.js
- Familiarity with Git
- Experience on MySQL, MongoDB
Responsibilities:
- Demonstrated ability to develop, scale, and maintain SaaS applications end-to- end; everything from what the customer sees to the code on the server
- Maintain a driving force to write clean and concise code
Full Stack Python Engineer at Silicon Valley AI Startup
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Company |
Photon Commerce (http://www.photoncommerce.com">www.photoncommerce.com)
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Title |
Software development engineer
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Commitment |
Full-time. Remote (San Francisco, CA). Starting as soon as possible.
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About the company |
Photon empowers financial services and eCommerce businesses with computer vision to automate invoices and receipts. Photon turns paper and pdf invoices, receipts, POs, and packing slips into a modern collaboration platform for commerce, preventing problems before they become costly. Backed by the Nasdaq Entrepreneurial Center and Village Global, its leadership brings experience from eCommerce and SaaS unicorns, Google AI, Y Combinator, Stanford, and 4 exits and an IPO.
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What you will do |
· Build a React app and python/Django/Flask app that processes PDFs, images, invoices, and receipts for Quickbooks and Shopify · Create integrations, APIs for the captured structured data · Build a document and invoice collaboration app with embedded chat, like Slack for documents/invoices · Deploy the app into production · Own the shipped product, including QA
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Experience |
· 2-7 years of experience having launched apps in production with real users in React, Node, Javascript, Python, Django/Flask, SQL, AWS, and full-stack web development · Have repos and/or demos to show your previous work · Knowledge in and/or passion for enterprise SaaS, and AWS devops · Excellent communication, critical thinking, problem-solving, and team skills
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What you’ll receive |
· Join an exciting, high growth startup led by serial entrepreneurs and backed by top tier Silicon Valley investors and billionaire industry leaders in tech · Competitive compensation commensurate with experience and performance
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At Qsignage, we are looking for a person who is highly passionate about technology and automation with a focus on value-driven deliverables, wants to work, learn and expand their capability into the start-up domain.
This role is a great fit for someone who enjoys technology, project management, process improvement, and fast pace environment.
Apply to the link below and get in touch with us now!
SKILLS REQUIRED (Full Stack Developer)
- A person should have sense of ownership, hold accountability for the task allocated with a data-driven and result-driven attitude
- Have Knack over the bigger picture while building the technology with a keen eye over the minute details
- Must be experienced in HTML/CSS coding and should be confidently utilized server-side languages (Java-script, Node.js, Python, Ruby, and PHP)
- In the ability to take existing models and best practices and adapt them to our environment
- Must know agile Tools and cloud technology with frontend/backend integration
- Must know multiple systems, servers, environments, data sources, data analytics, and database management
ROLES AND RESPONSIBILITIES
- Work with development teams and product managers to ideate software and application-based solutions
- Participate in both the back-end and front-end of systems by developing a full-fledged platform from scratch to end
- Write clean, functional code and algorithms on backend and frontend
- Troubleshoot, test, debug and upgrade software
- Manage and maintain end-to-end life cycle for the production of software and application
BENEFITS
Remote Work | Flexibility | Flat Structure | Entrepreneurial Culture
The high degree of value on Autonomy, Flexibility, Empathy, and Mobility
An awesome work culture that has an agile team with a growth mindset
Duties and Responsibilities
- Participate in requirements
- Maintain and improve web Design mobile-based web features.
- Work closely with Scrum team to ensure quality throughout the entire software development
- Maintain high standards of software quality by establishing, adopting and following good practices and processes
- Monitor systems to ensure they meet both customer needs and business goals
- Solve problems by crafting software solutions using maintainable, testable and modular code
- Collaborate within a team by participating in code reviews, pairing sessions, architecture discussions and planning
- Write robust, testable code, along with unit, functional, acceptance and/or user tests to validate every change
- Challenge your fellow team members to grow and enhance our team with new, diverse talent
- Mentor interns and other software engineers to grow their technical skills
- Work closely with Scrum team to ensure quality throughout the entire software development cycle.
- Identify and propose dev toolsets to enhance and extend the dev team’s capabilities & efficiency
- Manage business context and pressures around quality and time to market
- Stay up-to-date on emerging technologies
Key Qualifications:
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2+ years of work experience in full-stack development
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Experience with IoT platforms would be a plus
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Proficiency in:
o Data Structures and Algorithms, Bit Manipulation, Time vs Space Complexity, Linux/Unix o Object-oriented programming using languages such as Java/Python
o Server-side languages: Python (Flask) or Node.js
o Font end languages and libraries: HTML, CSS, JavaScript, XML, jQuery
o Database technology: MongoDB(preferred), PostgreSQL
o JavaScript frameworks: ReactJS(preferred) or Angular or Vue o Developer Tools: Git, Docker, Postman
o Cloud services: AWS (EC2, S3, Lightsail)
• Familiarity with:
o Pytest, Chrome Debugger, Heroku, AWS (Lambda, ECS, EKS), CI/CD, Apache or Nginx
Server, Redux, GraphQL APIs, Firebase
Role:
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Work with development teams and product managers to ideate software solutions using software engineering.
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See through a project from conception to finished scalable product.
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Work with UI/UX designers for web design features
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Build the front-end website architecture through appealing visual design
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Design user interactions on web pages
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Develop back end website applications
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Design and develop APIs
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Design and create client-side and server-side architecture
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Develop and manage well-functioning databases and applications
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Ensure cross-platform optimization and responsiveness of applications
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Test product to ensure responsiveness and efficiency
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Troubleshoot, debug and upgrade product
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Create security and data protection settings
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Write technical documentation
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Work with data scientists and analysts to improve software
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Stay abreast of developments in web applications and programming languages.
Education:Bachelor’s degree in computer science, engineering or equivalent experience.
Soft Skills:
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Strong communication skills with an ability to voice opinions and share his/her ideas succinctly.
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Ability to communicate technical concepts and solutions at a level appropriate for technical and non-technical audiences.
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Passion for self-improvement and self-teaching
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An analytical mind and an eye for attention to detail
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Proactivity & curiosity
Basic Requirements:
Firm grasp of Git-based source control
Competent with PHP object-oriented programming & MVC applications
Competent with MySQL-based database concepts
Familiarity with automated deployment strategies Excellent in JavaScript.
Good understanding of jQuery, Bootstrap.
Good understanding of SVN.
Responsibilities
Understand technical requirements
Develop full fledged web applications
End to end software development
Should write test cases & perform extensive self testing
Lead & Mentor team
Technologies
- PHP
- opencart"
- MySQL
- MVC
- HTML
- CSS
- Javascript / jQuery
- AJAX








