
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
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Excellent knowledge in Core Java (J2SE) and J2EE technologies.
Hands-on experience with RESTful services, API design are must.
Knowledge of microservices architecture is must.
Knowledge of design patterns is must.
Strong knowledge in Exception handling and logging mechanism is must.
Agile scrum participation experience. Work experience with several agile teams on an application built
with microservices and event-based architectures to be deployed on hybrid (on-prem/cloud)
environments.
Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM framework like
JPA/Hibernate.
Experience in managing the Source Code Base through Version Control tool like SVN, GitHub,
Bitbucket, etc.
Experience in using and configuration of Continuous Integration tools Jenkins, Travis, GitLab, etc.
Experience in design and development of SaaS/PaaS based architecture and tenancy models.
Experience in SaaS/PaaS based application development used by a high volume of
subscribers/customers.
Awareness and understanding of data security and privacy.
Experience in performing Java Code Review using review tools like SonarQube, etc.
Good understanding of end-to-end software development lifecycle. Ability to read and understand
requirements and design documents.
Good Analytical skills and should be self-driven.
Good communication with inter-personal skills.
Open for learning new technologies and domain.
A good team player and ready to take up new challenges. Active communication and coordination with
Clients and Internal stake holder
Requirements: Skills and Qualifications
6-8 years of experience in developing Java/J2EE based Enterprise Web Applications
Languages: Java, J2EE, and Python
Databases: MySQL, Oracle, SQL Server, PostgreSQL, Redshift, MongoDB
DB Script: SQL and PL/SQL
Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
OS: Windows, Linux/Unix.
Cloud Services: AWS and Azure
Version Controls/ Devops tools: Git, Bitbucket and Jenkins.
Message brokers: RabbitMQ, and Kafka
Deployment Servers: Tomcat, Docker, and Kubernetes
Build Tools: Gradle/Maven
About Company:
Our client is in the business of delivering cutting-edge software solutions, hardware systems, and IT services. It lends the right technological edge to governments and businesses. This enables them to achieve their organizational objectives efficiently and effectively to scale their businesses to newer heights.
Minimum Requirements/Qualifications:
(i) Minimum education qualification of MCA/ MSc (Computer Science)/BE/BTech (computers/ IT).
(ii) Must have at least 2.5 to 5 years of experience in application development, deployment, and testing. He/ She must possess a valid MySQL Developer or Java Developer certification, which is obtained at least six (06) months prior to the date of award of the contract to the firm.
(iii) Knowledge of Software Management Life Cycle and Software Testing viz unit testing, system testing & Integration Testing, etc.
(iv) Knowledge & hands-on experience of PHP & My SQL is a must. Additional knowledge of Post GreSQL, Typescript & Lit element, Java with Hibernate and Springs, SQL Server, Apache Tom Cat Server & relevant open-source technologies is required.
(v) Individuals must have hands-on experience in server operating systems viz Windows Server OS and RHEL. Knowledge of security concepts of web applications & Networking for undertaking necessary troubleshooting wrt applications accessibility.
(vi) Knowledge of Mobile Application Development
Key Responsibility Areas:
- Creation of new Course No, Term, and Term type at the beginning of each term. All associated Database tables and software procedures and functions are updated and recompiled.
- Management of Data Entry and Information access right to various users.
- AMC includes bug fixing, updating of application for any small policy changes.
- Regular Patch/update installation and coordinating with MIS team for identification and resolution of issues wrt application functioning and deployment
- Implementation of Cyber security policies and hardening of application
- Development of New functionalities in the application
- Regular Testing of running application functionalities and undertaking unit and integration testing of newly developed components.
- Support for making changes in the NDA internet web portal.
- AMC includes backing up of software, and database and storing it in other locations every week
- Online Multimedia Management System
- Software Wise Charter of Duties
- Cadet Suggestion/ Complaint Management System
Hands-on experience with RESTful services, API design are must.
Knowledge of microservices architecture is must.
Knowledge of design patterns is a must.
Strong knowledge of Exception handling and logging mechanism is a must.
Agile scrum participation experience. Work experience with several agile teams on an application built
with microservices and event-based architectures to be deployed on hybrid (on-prem/cloud)
environments.
Good knowledge of Spring framework (MVC, Cloud, Data and Security. Etc) and ORM frameworks like JPA/Hibernate.
Experience in managing the Source Code Base through Version Control tools like SVN, GitHub,
Bitbucket, etc.
Experience in using and configuration of Continuous Integration tools Jenkins, Travis, GitLab, etc.
Experience in the design and development of SaaS/PaaS-based architecture and tenancy models.
Experience in SaaS/PaaS-based application development used by a high volume of
subscribers/customers.
Awareness and understanding of data security and privacy.
Experience in performing Java Code Reviews using review tools like SonarQube, etc.
Good understanding of end-to-end software development lifecycle. Ability to read and understand
requirements and design documents.
Good Analytical skills and should be self-driven.
Good communication with interpersonal skills.
Open to learning new technologies and domains.
A good team player and ready to take up new challenges. Active communication and coordination with
Clients and Internal stakeholders
Requirements: Skills and Qualifications
6-8 years of experience in developing Java/J2EE-based Enterprise Web Applications
Languages: Java, J2EE, and Python
Databases: MySQL, Oracle, SQL Server, PostgreSQL, Redshift, MongoDB
DB Script: SQL and PL/SQL
Frameworks: Spring, Spring Boot, Jersey, Hibernate and JPA
OS: Windows, Linux/Unix.
Cloud Services: AWS and Azure
Version Controls/ DevOps tools: Git, Bitbucket and Jenkins.
Message brokers: RabbitMQ, and Kafka
Deployment Servers: Tomcat, Docker, and Kubernetes
Build Tools: Gradle/Maven

Our client has a B2C startup in the Fintech space building the payment system for the
subscription economy. We have raised pre-seed funding from some of the leading
investors in the country. A small brief about their product - To build the payment
system for the subscription economy and make it easier to discover and manage
subscription payments in India and abroad. To give subscription merchants the
power to increase their offering by providing user subscription data, multiple login
authentication, distribution and one click subscription checkouts. To enable users to
participate in the subscription economy & increase adoption of new subscriptions.
The core team come from strong backgrounds having been alumni of IIT Madras,
IIM Calcutta as well as having worked with some of the top startups in the
ecosystem including Swiggy, Mckinsey, Barclays, etc..
What we're looking for
We are looking for an experienced Python developer to join our engineering team
and help us develop our mobile application. In this role, you will be responsible for
writing and testing scalable code, developing back-end components, and integrating
user-facing elements in collaboration with front-end developers.
To be successful as a Python developer, you should possess in-depth knowledge of
object-relational mapping, experience with server-side logic, and above-average
knowledge of Python programming.
As one of the earliest members in engineering, you will have the flexibility to design
the application and systems from ground up. As any early-stage start-up, we expect
you to be comfortable wearing various hats, and be proactive contributor in building
something truly remarkable.
Responsibilities
Coordinating with development teams to determine application requirements.Python Backend Developer
2
Writing scalable code using Python programming language.
Developing back-end components.
Implement business logic in the backend
Integrating user-facing elements using server-side logic.
Create restful APIs for a seamless integration with our mobile front end
Testing and debugging applications.
Assessing and prioritizing client feature requests.
Integrating data storage solutions.
Coordinating with front-end developers.
Reprogramming existing databases to improve functionality.
Developing digital tools to monitor online traffic.
Qualifications
4+ years of experience in Python, Django, Mongo, Express, MySQL, etc
Have built applications capable of serving high volume with low latency in
production
Following practices of agile development with continuous integration/deployment
A deep understanding and multi-process architecture and the threading
limitations of Python.
Experience in deploying applications in AWS cloud
Ability to collaborate on projects and work independently when required.
Knowledge in building applications for Fintech/payments domain is a bonus
Bachelor's or Master's degree in CS or equivalent from a reputed institution
Must Have:
- Thorough experience (Sr. Developer: 3+ years) in core python as well as the Django framework.
- Deep understanding of designing and implementing REST web services/APIs.
- Ability to address authentication and security constraints efficiently.
- Knowledge about Amazon web services and ability to integrate it.
- Ability to write complex python utility scripts.
- Ability to deliver design documentations whenever needed.
- Knowledge of Version Control using SVN/GIT.
- Ability to analyse, debug and resolve basic to complex problems on-demand (independently).
Nice To Have:
- Knowledge with microservice architecture is a BIG plus.
- Knowledge of the docker platform to serve the applications in docker containers and being able to use docker compose will be a plus.
- Leadership and Time Management skills.
- Design, develop and manage data on various open-source SQL databases
- End-to-end performance tuning of Oracle, MariaDB, MySQL, PostgreSQL, and Aurora against very large data sets
- Database cluster connectivity and security
- Conduct database training
- Software installation and configuration
- Database patching and upgrading
- Using monitoring and management tools
- Troubleshoot various issues with other dba’s/developers
- Point of Contact for Vendor escalation
- Point of Contact for professional service to Customers
- Cross-platform migration from Oracle to MySQL/MariaDB/PostgreSQL/Aurora
- Support the creation, maintenance, and implementation of procedures regarding how problems are identified, received, documented, distributed, and corrected
- Ensures project documentation is complete, current, and stored appropriately
- Manages day-to-day project and scope changes
- Communicate and coordinate database changes, backups, and downtime to users
- Identifies potential security issues and recommend strategies to ensure database security
- Research and evaluate new technologies
- Proactively monitor systems for optimum performance and capacity constraints
- Establish standards and best practices for SQL
- Interact with and coach developers in SQL scripting
- Perform database backup and recovery
- Provides 24x7 support for enterprise database systems
- Must provide mentoring and training to other staff members
- Write procedural documentation including requirements for databases
- Develop and coordinate knowledge transfer
- Establishes enterprise-wide uniform infrastructure, including supporting defined departmental content processes and creating guidelines for content deployment
- Interacts with business units to gather, define, and organize the delivery of business solutions Data
- Modeling, design & implementation based on established standards
- Automate manual tasks
- Candidate with a college degree and relevant work experience
- 7+ years of hands-on DBA experience with Oracle, MySQL, MariaDB, and PostgreSQL and supporting tools
- Strong experience with Linux is required, including command-line editors, scripting (shell, Python, Perl, etc.)
- Experience in database performance tuning and strong SQL tuning skills
- Experience in database and cross-platform upgrades required Experience in all aspects of the software development lifecycle including requirements gathering, design, coding, testing and production support
- Must be familiar with RDBMS concepts, practices, and procedures
- Must have knowledge of network connectivity
- Extensive experience with Export/Import, Backup and Recovery
- Extensive experience with Database Replication Master/Slave, Master/Master (BDR)
- Extensive experience with MySQL (MariaDB, Percona) Galera cluster
- Experience with MaxScale
- Proficient in SQL Language
- Knowledge of ServiceNow, or similar Ticket Management Software
- Knowledge of SAN infrastructure including HP and NetApp
- Ability to work on projects at a time
- Knowledge of middle-tier application servers
- Strong troubleshooting and problem resolution skills
- Good knowledge of Data Modeling
- Knowledge of XML and JDBC
- Experience of NoSQL databases (Cassandra, Oracle NoSQL, MongoDB) is a plus
- Certifications on MySQL, PostgreSQL, and Aurora
Pocket52 got certified as India's First Cryptographically Secured Random Number Generator Poker Platform Powered by Lava-Lamps. We have raised two rounds of funds from professional VC and couple of Angel Investors.
We are looking for an inquisitive, skilled full stack computer programmer who is comfortable with both front and back end programming. A full-stack developer is a developer in its true sense of meaning.
Not everyone is specialized for only a specific application. Some can pick up everything that’s available out there, to get the things done. This is the best opportunity to get your hands dirty in the early stage of a growing startup. It will be required to see out a project from conception to final product, requiring good organizational skills and attention to detail.
Requirements and Responsibilities:
- Ability to understand the core concepts in programming and apply it as per the requirements.
- Proficiency with fundamental front end languages such as HTML, CSS, and JavaScript.
- Proficiency in server-side languages such as Python.
- Experience in Django is a plus
- Familiarity with database concepts and some experience work in MySQL or MongoDB.
- Good verbal communication skills.
- Good problem-solving skills.
- Attention to detail.
- Strong organizational and project management skills.
About Us -
- Marquee Entrepreneurs from Education, Consumer Service, Content Platform Verticals with a history of successful exits.
- Co-Founder of Plancess, ranked among top 3 Ed-Tech companies by 2015, sold to Career Point Group
- Co-Founder of TimeMyTask, a pioneer in on-demand hyperlocal home cleaning startups, sold it to MyDidi
- A combined experience of 30+ years across domains, having an experience of building capacious teams
Amazing Perks:
Awesome Office | Unlimited Poker Gaming (U can win a lot of cash if u become a pro) | Intellectual Exchange & Satisfaction | Discussion War-Rooms | Free Medical Insurance | Free snacks, because we need fuel! | Free coffee, because how else are you going to pound away at the keyboard all day? | Sodexo/Meal Vouchers | Relaxed dress code | Employee Performance Bonuses | Commuter stipend | Flexible work schedules | TGIF | Pet-Friendly Office
- 3+ years of work experience as a Python Developer.
- Sound understanding and knowledge of Python and its ecosystem libraries like pandas and numpy. Also be able to write modular code and understand the python packaging system.
- Experience on web crawling, scraping (Scrapy,BeautifulSoup, Selenium) and web application development using Django/Flask Framework.
- Experience on Data-Science; exposure to Theanos, Tensorflow, Pytorch (preferable)
- Exposure to data mining, Pyspark (preferable)





