
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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Job Type: Full Time
Shift: US Time Zone
About the Role:
We are seeking a talented Senior Python Developer with strong hands-on experience in building agentic systems (multi-agent systems). This role requires expertise in Python, PostgreSQL, and the ability to work on a dynamic platform that supports multi-agent architectures. You will be responsible for developing, enhancing, and maintaining platforms that involve complex agent-based interactions, while also supporting the database systems and overall infrastructure.
Key Responsibilities:
Design, implement, and maintain multi-agent systems to support complex interactions and decision-making processes.
Develop scalable and efficient Python code for integrating and managing agents and their communication layers.
Work extensively with PostgreSQL databases to design schemas, optimize queries, and manage data storage effectively.
Collaborate with cross-functional teams to integrate agentic systems into larger platforms and ensure their smooth operation.
Troubleshoot, debug, and optimize Python-based solutions and database interactions.
Write high-quality, maintainable, and well-documented code.
Provide technical support for the platform, ensuring its scalability and performance over time.
Mentor junior developers and provide technical guidance as needed.
Required Skills and Experience:
5+ years of strong hands-on experience in Python development.
Experience in building and deploying multi-agent systems or agent-based frameworks.
Proficiency in PostgreSQL, including schema design, query optimization, and database management.
Knowledge of agent-based modeling or similar paradigms is highly desirable.
Familiarity with various Python libraries for handling complex algorithms and system integration.
Experience in supporting and maintaining platforms or systems post-deployment.
Strong understanding of software development best practices and version control (Git).
Excellent problem-solving skills and the ability to think algorithmically.
Strong communication skills with the ability to explain complex technical concepts.
Preferred Qualifications:
A degree in Computer Science, Engineering, or a related field.
Experience with cloud platforms (AWS, Azure, etc.) is a plus.
Knowledge of agent communication languages (ACL) or other protocols related to multi-agent systems is beneficial.
Familiarity with Docker, Kubernetes, or other containerization tools.
software products.
● Degree in Computer Science, Maths, or equivalent.
● Experience with AWS or Google Cloud or Azure.
● Experience with RDBMS and NoSQL: MySQL/MariaDB or PostgreSQL,
DynamoDB or MongoDB.
● Fluent in common design patterns, modular architecture, microservices, and a
demonstrated web and polyglot development experience.
● Passionate about distributed computing and building applications that are
robust, scalable, and keep the customers happy.
● Proficiency in programming languages such as Java, Scala; a strong foundation
in data structures, algorithms, understanding of threads, synchronization, and
concurrent programming.
● Experience with deployment, configuration, automation tools, and DevOps
methodologies.
● Understanding of Internet security models, REST API, and application
integration.
● Good to have some understanding of Serverless.
We are a tech venture which provides Product Engineering, QA Automation, Infrastructure, Data, and Market Research services.
Technical Proficiency :
Must have :
-
Strong development experience in Python in the environment of Unix/Linux/Ubuntu
-
Strong practical knowledge of Python and its libraries.
-
Current working experience with cloud deployment of AWS/Azure/GCP, Microservice architecture, and Docker in Python.
-
Good knowledge of CI/CD and DevOps practices
-
Good Experience of Python with Django/ Scrapy/ Flask frameworks.
-
Good Experience in Jupyter/ Docker/ Elastic Search, etc.
-
Solid understanding of software development principles and best practices.
-
Strong analytical thinking and problem-solving skills.
-
Proven ability to drive large-scale projects with a deep understanding of Agile SDLC, high collaboration, and leadership.
Good to have : -
Expected to have migration experience from one version to the other, as this project is about migration to the latest version.
-
Preferred if had an OpenEdx platform experience or any LMS platform.
What You'll do
- 3-5 years of experience building scalable backends using Python
- In-depth knowledge of Python/Django or Flask
- Familiar with oauth integration Social Networking API (Facebook, Twitter, Linked In, Google+)
- Experience integrating with mobile Apps
- Django/Flask permissions model, caching, async mechanisms
- Understanding of caching, database interactions
- Able to engineer the best performing solutions and always keeping scalability in mind
What makes you a great fit:
- Strong problem solving skills
- Knowledge of data structures and algorithms
- Hungry for more responsibility and knowledge
- Passion for building robust systems that are engineered to handle failure scenarios, an undying love and attitude for maintaining coding standards
- Strong advocate for producing quality software who makes sure issues are raised and resolved
- Experience with at least one of the cloud platforms like AWS, GCP, Azure, Digital Ocean etc. (docker, Kubernetes, microservice good to have)
Must have skill-sets
- Python/ Django or Flask
- Experience required: 3 -5 years
Perks of Joining Aubergine Solutions
- 5 days working
- Flexi shift timings
- Company sponsored certifications
- Team friendly culture
- Flat hierarchy
- Carrom, Table tennis games, Cricket Tournament Participation for interested employees
- Snack-filled pantry for team members
- Group Medical Insurance (*)
Esper is looking for a software engineer to transform the customer experience
for developers and engineering teams using the platform of services to deploy
and build out their device fleets. You and your team will own services that will
enable customers to develop and customize their development process, along
with easing their use of Continuous Integration techniques for their software. We
need a leader that is experienced in delivering scalable multi-region fault tolerant
systems, is passionate about the developer tools space, is excited to have
software developers as their customers, and is obsessed about creating
compelling customer experiences.
In this role you will contribute to a critical and highly-visible function within the
Esper business. You will be given the opportunity to autonomously deliver the
technical direction of the service, and the feature roadmap. You will work with
extraordinary talent and have the opportunity to hire and shape the team to best
execute on the product. If you’re excited to have a large impact on Esper and the
device industry, you’ll find this role to be engaging, challenging, and full of
opportunities to learn and grow.
Key Responsibilities
Help drive business decisions with your technical input
Design, implement, test, deploy and maintain innovative software
solutions to transform service performance, durability, cost, and
security.
Use software engineering best practices to ensure a high standard of
quality for all of the team deliverables
Write high quality distributed system software
Work in an agile, startup-like development environment, where you are always working on the most important stuff.
Basic Qualifications
2 -4 years of professional software development experience
You’ve designed, built, scaled and maintained production services, and know how to compose a service oriented architecture.
Degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field.
You write high quality, well tested code to meet the needs of your customers
You are comfortable with programming languages like Go, Python, Java
You’ve good understanding of databases system like Postgres. Extensive Knowledge about Postgres is a big plus.
You’ve have worked with Docker, Kubernetes and have fundamental understanding of distributed systems like Kafka, Elasticsearch
Preferred Qualifications
Experience taking a lead role developing complex software systems that have successfully been delivered to customers.
Experience in communicating with users, other technical teams and senior management to collect requirements, describe software product features, technical designs and product strategy.
Knowledge of professional software engineering practices & best practices for full software development life cycle, including coding standards, code reviews, source control management, continuous deployments, testing and operations
Demonstrated ability to mentor junior software engineers in all aspects of their engineering skill-sets.
What we think makes us special
Esper is a fast-growing, well-funded company where everyone matters and you can see your impact daily. We trust our teammates and offer intense ownership and therefore accountability. We’re inventing the future and building something special. The team really enjoys what we do and cares about your input. We don’t hire just to fill a spot, we want you to make a difference.
As you help us build this special company, Esper will take care of you. We offer flexible vacation, regular hack-days, competitive pay and benefits, and room for advancement. We hire capable veterans so we avoid the drama and trust in each other’s work. Our worldwide footprint mixes different cultures for a unique experience. We also like to have fun because we play just as hard as we work.
Company Introduction –
- Information Security & Data Analytics Series A funded company.
- Working in cutting edge technologies - Using AI for predictive intelligence and Facial Biometrics.
- Among Top 5 Cyber excellence companies globally (Holger Schulze awards)
- Bronze award for best startup of the year (Indian Express IT awards), only cyber Security Company in top 3.
- More than 100+ clients in India.
Job Description:-
Job Title: Python Developer
Key Requirements:-
- Mine data from structured and unstructured data sources.
- Extract data (text, images, and videos) from multiple documents in different formats.
- Extract information and intelligence from data.
- Extract data based on regular expressions.
- Collect data from structured RDBMS databases.
- Work closely with Project/Business/Research teams to provide mined data/intelligence for analysis.
- Should have strong exposure to core python skills like multiprocessing, multithreading, file handling, data structure like JSON, Data frames, and User Defined Data structure.
- Should have excellent knowledge of classes, file handling, memory manipulations.
- Strong Knowledge in Python.
- Strong exposure to frond end languages like CSS, JavaScript, Ajax etc.
- Should have exposure to requests, Frontera, scarpy-cluster, elastic-search, distributed computing tools like Kafka, Hbase, Redis, Zookeeper, restAPI.
- Should be familiar with *nix development environment.
- Knowledge of Django will be added advantage.
- Excellent knowledge on Web Crawling/Web scraping.
- Should have used scraping modules like Selenium, Scrapy, and Beautiful soup.
- Experience with text processing.
- Basics of databases. Good troubleshooting and debugging skills.
Experience : 1-4 Years Experiene
Education
B.Tech, MCA, Computer Engineering
Strong technical background in Java, spring (MVC), RESTFUL Web services and Postgres DB
Thorough understanding of the responsibilities of the platform, database, API, caching layer, proxies, and other web services used in the system
Validating user actions on the client side and providing responsive feedback
Writing non-blocking code, and resorting to advanced techniques such as multi-threading, when needed









