
Fulfil’s software engineers develop the next-generation technologies that change how millions of customer orders are fulfilled by merchants. Our products need to handle information at massive scale. We're looking for engineers who bring fresh ideas from all areas into our technology.
As a senior software engineer, you will work on our python based ORM and applications that scales to handle millions of transactions every hour. This is mission critical software and your primary focus will be building robust and scalable solutions that are easy to maintain.
In this role, you will be collaborating closely with the rest of the team working on different layers of infrastructure in an international environment. Therefore, a commitment to collaborative problem solving, sophisticated design, and quality product are important.
What You’ll Do:
- Own definition and implementation of API interfaces (REST and GraphQL). We take pride in our 100% open API with over 600 endpoints.
- Implement simple solutions to complex business logic that enables our merchants to manage financials, orders and shipments across millions of transactions.
- Build reusable components and packages for future use.
- Translate specs and user stories into reviewable, test covered patches.
- Peer review code and refactor existing code.
- Integrate with our eCommerce partners (Shopify, BigCommerce, Amazon), shipping partners (UPS, USPS, FedEx, DHL) and EDI.
- Manage Kubernetes and Docker based global deployment of our infrastructure.
Requirements We’re Looking for Someone With:
- Experience working with ORMs like SQLAlchemy or Django (2-3 years)
- Experience with SQL and databases (Postgres preferred)
- Experience in developing large server side applications and microservices
- Ability to create high quality code
- Experience with python testing tools (pytest) and test automation
- Familiarity with code versioning tools like GIT
- Strong sense of ownership and leadership quality
- Experienced in the tools of our web stack- Python, Celery, Postgres, Redis, RabbitMQ
Nice to Haves:
- Prior experience at a growth stage Internet/Software company
- Experience with ReactJS, Google Cloud, Heroku
- Cloud deployment and scaling experience*

About Fulfil.IO
About
Connect with the team
Similar jobs
Job description
We are looking to expand our existing Python team across our offices in Surat. This position is for SDE-1 - Junior Software Engineer.
The requirements are as follows:
1) Familiar with the the Django REST API Framework.
2) Experience with the FAST API framework will be a plus
3) Strong grasp of basic python programming concepts ( We do ask a lot of questions on this on our interviews :) )
4) Experience with databases like MongoDB , Postgres , Elasticsearch , REDIS will be a plus
5) Experience with any ML library will be a plus.
6) Familiarity with using git , writing unit test cases for all code written and CI/CD concepts will be a plus as well.
7) Familiar with basic code patterns like MVC.
8) Grasp on basic data structures.
We are seeking a highly skilled and experienced Python Developer with a strong background in fintech to join our dynamic team. The ideal candidate will have at least 7+ years of professional experience in Python development, with a proven track record of delivering high-quality software solutions in the fintech industry.
Responsibilities:
Design, build, and maintain RESTful APIs using Django and Django Rest Framework.
Integrate AI/ML models into existing applications to enhance functionality and provide data-driven insights.
Collaborate with cross-functional teams, including product managers, designers, and other developers, to define and implement new features and functionalities.
Manage deployment processes, ensuring smooth and efficient delivery of applications.
Implement and maintain payment gateway solutions to facilitate secure transactions.
Conduct code reviews, provide constructive feedback, and mentor junior members of the development team.
Stay up-to-date with emerging technologies and industry trends, and evaluate their potential impact on our products and services.
Maintain clear and comprehensive documentation for all development processes and integrations.
Requirements:
Proficiency in Python and Django/Django Rest Framework.
Experience with REST API development and integration.
Knowledge of AI/ML concepts and practical experience integrating AI/ML models.
Hands-on experience with deployment tools and processes.
Familiarity with payment gateway integration and management.
Strong understanding of database systems (SQL, PostgreSQL, MySQL).
Experience with version control systems (Git).
Strong problem-solving skills and attention to detail.
Excellent communication and teamwork skills.
Job Types: Full-time, Permanent
Work Location: In person
We're looking for an experienced Backend Engineer Interns to join our growing team of engineers to help build and maintain our products. You should have prior internship experience as Backend intern using PythonDjango
Requirements/Skills
- At least prior internship experience -on Backend development experience especially in Python & Django stack is must
- Prior experience in tech and product startups .
- Good communication skills
- Minimum 60% aggregate marks (Passed out year - 2022 & 2023)
- Sound knowledge on Python programming language and must have completed projects using the Python
Internship Details :
- Full-time Paid Internship(15,000-35,000)
- Internship duration: 3-6 months
- Based on their performance during the internship, there may be a Full-time opportunity available for them to join our team
Join our growing team and work with some of the best backend engineers. Work on interesting and complex challenges in a fast paced development environment
● Managing and guiding a team of junior developers for timely delivery of product and
milestones
● Optimization of the application for maximum speed and scalability
● Implementation of security and data protection
● Design and implementation of data storage solutions
● Design & Build: Designing and developing high-volume, low-latency applications for
mission-critical systems, and delivering high-availability and performance.
● Collaborate - Collaborating within your product streams and team to bring best
practices and leverage a world-class tech stack.
● Measurable Outcome - You will need to set quantifiable objectives that encapsulate
the quality attributes of a system. The fitness of the application is measured against
set marks.
● DevOps - You will need to set up every essential (tracking/alerting) to make sure the
infrastructure/software you built is working as expected.
● Design and development of our REST APIs
● Help maintain code quality, architecture, and automation
Required Knowledge and Skills
● 3 - 5 years of experience working in backend development technologies and DevOps
● Highly curious and ready to dive into complex technical challenges.
● Proficiency in development and scripting in Python, Django/Flask framework.
● Database design and management, including being up on the latest practices -
bonus points for MySQL and MongoDB
● User authentication and authorization between multiple systems, servers, and
environments
● Integration of multiple data sources and databases into one system
● Management of hosting environment, including database administration and scaling
an application to support load changes
● Setup and administration of backups
● Understanding differences between multiple delivery platforms such as mobile vs
desktop, and optimizing output to match the specific platform
● Creating database schemas that represent and support business processes
● Implementing automated testing platforms and unit tests
● Understanding of “session management” in a distributed server environment
● Server management and deployment for the relevant environment
● Appreciation for clean and well-documented code
● Hands-on experience with architecture and structural design patterns
● Expertise in designing, developing, deploying, and integrating RESTful APIs
● Ability to understand business requirements and translate them into technical
requirements
● A knack for benchmarking and optimization
● Proficient understanding of code versioning tools, such as Git
Personality
● Requires excellent communication skills – written, verbal, and presentation.
● You should be a team player.
● You should be positive towards problem-solving, have a very structural thought
process to solve problems
● Interest to work in a high paced start-up environment with a large amount of learning.
● Good understanding of different frameworks, and be able to pick up new
technologies at ease.
● You should be agile enough to figure out a need for new technologies/frameworks
and learn new technology for better product performanc
About Us:
Three Wheels United works in the exciting fintech domain by developing novel solutions to improve financial inclusion and reduce pollution. Our solutions are backed by cutting edge technology which helps streamline complex financial instruments and improve operational efficiency between various partners. Three Wheels United has won several awards for its efforts in driving sustainable use of resources and promoting clean technology and not surprisingly is backed by multiple international and national venture funds.
Being a start-up, Three Wheels United offers a challenging fast-paced environment to learn and grow by providing you opportunities to step out of comfort zone and tinker with your creative and innovative side and host various responsibilities.
Technology Description:
In collaboration with Microsoft Research, we are developing a data-driven lending platform catered towards the needs of “emerging markets” users. The complete platform has various components, all working in tandem to provide a “comfortable” loan journey for our borrowers by working on increasing their ability to earn more as well as improving their willingness to repay. As someone joining the technology team, you’ll have the chance to experience and lead efforts into scaling the existing systems to thousands of users across India and outside. You’ll also get a chance to learn the various nuances of working in the domain of finance and sustainable technology development.
We are looking for outstanding engineers to assist building up the core components as well as designing new components. Knowledge of existing technologies is preferred, but ultimately, we are looking for individuals with a growth mindset, willing to learn and contribute to their growth and the growth of their peers.
Funding and Partnerships:
Our lending model has been identified as one of the most innovative in global south by the Climate Finance Lab and we have raised seed funds from global Angel investors to scale our operations. We work closely with Microsoft Research India and Mahindra Electric as our technology partners. The technology team is being incubated at Microsoft Research’s Center of AI and Societal Impact and will work closely with Researchers to iron out the platform. https://hashedin.com/blog/acm-sigchis-1st-bangalore-chapter-user-research-in-action/">HashedIn and Diode cover in brief our partnership with Microsoft Research’s TEM group and the work around financial inclusion and sustainable technology development.
Responsibilities:
- Develop, modify, and maintain code base of various applications.
- Coordinating with a remote team and applying appropriate branching, labelling using GIT.
- Adding features to the existing web dashboard for monitoring and supporting field operations.
- Implementing application testability and diagnostics and fixing bug with REDUX architecture.
Good to Have:
- 2+ years’ experience with development of Restful APIs.
- Knowledge of MVC architecture.
- Strong Knowledge of Database management and OOP.
- Any prior experience of using CD/CI pipelines and experience with azure web services.
Great to Have:
- Contributions to Opensource projects.
- Contributions to developer community through Stack Overflow, TopCoder, CodeChef, Google Developer Groups etc.
- Relevant personal or public technical blogs
They are working on using drones to neutralize terrorists hidden in deep forests.
Responsibilities
Write effective, scalable code
Develop back-end components to improve responsiveness and overall performance
Integrate user-facing elements into applications
Test and debug programs
Improve functionality of existing systems
Implement security and data protection solutions
Assess and prioritize feature requests
Coordinate with internal teams to understand user requirements and provide technical solutions
Requirements
Work experience as a Python Developer
Expertise in at least one popular Python framework (experience in Flask preferred)
Knowledge of object-relational mapping (ORM)
Familiarity with front-end technologies (like JavaScript and HTML5)
Team spirit
Good problem-solving skills
BSc in Computer Science, Engineering or relevant field
Azine Technologies is known for our innovative technologies, products and services -- and for the people behind them. At Azine, we create identity verification products which are essentially apps, APIs, SDKs which have different modules that undergo OCR, Face Recognition, and other AI and machine learning. We’re looking for a Python Developer who can fulfil the following responsibilities.
Role and Responsibilities
- Design & implement new software modules based on the product requirements
- Debug existing software components, fix issues and avoid regressions
- Be proactive, take ownership and be accountable
- Familiar with Test Drive Development.
- Participate in software architecture, design discussions and code reviews
Qualifications and Education Requirements
Bachelor’s degree and 3+ years of software development experience or equivalent, including Computer Vision and AI/ML.
Understanding of OCR, Neural network and Deep learning.
Expert in Python with knowledge of Python Frameworks (such as Django, Flask, etc.).
Expert understanding of threading and limitations of Python, and multi-process architecture.
Knowledge of user authentication and authorization between multiple systems, servers, and environments.
Proficient understanding with code versioning tools such as Git, SVN, etc.
Strong unit test and debugging skills.
Basic understanding of front-end technologies, such as Javascript, HTML5, and CSS3.
Preferred Skills
Django, Flask, Neural networks, Deep Learning, Optical character recognition, Self-organizing maps, Artificial Intelligence (AI), Machine Learning (ML), Software architecture, Celery, Object-relational mapping, NOSQL Databases, MongoDB, Computer Vision, GANs,
Additional Notes
We are offering amazing career growth opportunities, great compensation, and benefits. This begins with: weekly lunches, alternate weekends-off, annual medical checkups, social engagement, financial assistance and more.
Job Type: Full-time
Location: Iscon, Ahmedabad
Minimum 3+ Years of hands-on experience in developing Python Applications.
Excellent knowledge of Python and experience in or in-depth understanding of core Python
Knowledge in Lists, Tuples, and Dictionaries
Excellent knowledge of Python Constructor- Parameterized and Non-Parameterized
Must have experience in core python concepts about data structure, OOPS concepts, XML parsing, XML to JSON, optimizations
Developers should have developed Web Based applications., back end, SQL
Agile and scrum methodology
Should not be test automation, Application development frame work
Excellent Communication Skill
Good to Have
Django/ Flask
Strong Hands-on experience in HTML, CSS, DTL(Django Template Language), SASS.
knowledge of SQL











