Senior / Intermediate Python Engineer - Remote at Fulfil.IO · Remote only · 4 - 8 years · ₹15L - ₹15L / yr · Profitable · Remote only · Posted 16 May 2022

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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About the company
Metron Security provides automation and integration services to leading Cyber Security companies. Our engineering team works on leading security platforms including - Splunk, IBM’s QRadar, ServiceNow, Crowdstrike, Cybereason, and other SIEM and SOAR platforms.
Software Engineer is a challenging role within Cyber Security Engineering integration development. The role involves developing a product/service that achieves high-performance data exchange between two or more Cyber Security platforms. A Software Engineer is at the core of the evolution process and is responsible for the End-to-End delivery of the project, right from getting the requirements from customers to deploying the project for them on-prem or on the cloud, depending on the nature of the project. We follow the best practices of engineering and keep evolving. We are agile.
Each integration needs reskilling yourself with the required technology for that project. If you are passionate about programming and believe in the best practices of software engineering, the following are the skills we are looking for:
● Developer-centric culture - No bureaucracy or red tape.
● Chance to work on 200+ security platforms.
● Opportunity to engage with end-users (customers) and just a cog in the wheel.
About the role
We are looking for passionate developers with 4-7 years of experience in software development to join the Metron Security team as Software Engineers.
Mandatory Skills
- 4+ years of experience in software engineering, with a proven track record of leading engineering teams and mentoring junior developers.
- Expertise in at least one or two Object-Oriented Programming language (Python, typescript, Java,Node.js,Angular, react.js C#, C++) .
- Good knowledge of Data Structure and its correct usage.
- Oversee code reviews, ensuring adherence to best practices and maintaining high code quality standards.
- Imbibe and maintain a strong customer delight attitude while designing and building products/services.
Other Requirements
- Open to learn any new software development skill if needed for the project.
- Alignment and utilisation of the core enterprise technology stacks and integration capabilities throughout the transition states.
- Participate in planning, definition, and high-level design of the solution and exploration of solution alternatives.
- Define, explore, and support the implementation of enablers to evolve solution intent, working directly with Agile teams to implement them.
- Good knowledge of the implications of Cyber Security on production.
- Experience in architecting & estimating deep technical custom solutions & integrations.
- Manage the customer to ensure we have a continuous flow of work from them so that the team has enough work for at least a month.
- Mentor and coach team members, providing technical guidance and fostering professional development.
Added advantage:
- Experience in the Cyber Security domain.
- Experience in developing software using web technologies.
- Experience in handling a project from start to end.
- Hands-on experience in an Agile Development project and in writing and estimating User Stories.
- Contribution to open source - Please share your link in the application/resume if any.
Role Overview
As a Software Engineer, you will build and maintain features across our SaaS platform. You will work on well-scoped tasks and features, collaborate closely with senior engineers, and grow your skills in software design, cloud-native development, and modern engineering practices. This role is a great fit for engineers who have solid programming fundamentals, are curious and quick to learn, and take pride in writing quality code. You will be supported and mentored while taking on increasing ownership over time.
Required Qualifications
Bachelor’s or Master’s degree in Computer Science or a related discipline.·
5–8 years of software engineering experience building production-grade applications.
Strong experience building and operating cloud-native SaaS or web applications.
Solid understanding of software design, distributed systems, and modern engineering practices.
Proven ability to own and deliver complex features independently.
Experience debugging and resolving performance, scalability, and reliability issues.
What We Look For
Strong programming fundamentals and a quality mindset.
Curiosity and a strong desire to learn and grow.
Ability to deliver well-scoped tasks reliably.
Good problem-solving and debugging skills.
Collaboration and communication skills.
Ownership and accountability for the work you do.
Passion for building software and continuous learning.
About Us
We believe the future of software development is AI-native — where engineers operate at a higher level of abstraction and quality remains non-negotiable.
Incubyte is a software craft consultancy where the “how” of building software matters as much as the “what”.
We partner with companies of all sizes, from helping enterprises build, scale, and modernize to early-stage founders bring their ideas to life.
Our engineers operate in an AI-native development model, using AI as a collaborator across the SDLC to accelerate development while upholding the discipline of software craftsmanship. Guided by Software Craftsmanship and Extreme Programming practices, we build reliable, maintainable, and scalable systems with speed, without compromising quality. If this way of building software resonates with you, we’d like to talk.
Our Guiding Principles
These principles define how we work at Incubyte. They are non-negotiable.
Relentless Pursuit of Quality with Pragmatism
We build high-quality systems without losing sight of delivery.
Extreme Ownership
We take responsibility end-to-end for decisions, execution, and outcomes.
Proactive Collaboration
We collaborate closely, challenge each other, and solve problems together.
Active Pursuit of Mastery
We continuously improve our craft and raise our bar.
Invite, Give, and Act on Feedback
We seek, give, and act on feedback to get better every day.
Ensuring Client Success
We act as trusted partners and focus on real outcomes, not just output.
Job Description
This is a remote position.
This is a remote position.
Experience Level
This role is ideal for engineers with 3–6 years of experience and a strong background in building scalable, production-grade software systems.
We are looking for hands-on Software Engineers with deep expertise in Python and TypeScript, with exposure to AI/LLM systems and modern infrastructure tooling.
What You’ll Do as a Software Craftsperson
• Take full ownership of the software development lifecycle for complex, cross-functional initiatives — from design through production readiness.
• Build and maintain robust, scalable backend systems and APIs using Python and TypeScript, following clean code and software craftsmanship principles.
• Design and deliver features end-to-end, balancing scope, quality, and long-term maintainability.
• Identify technical and product issues beyond the immediate scope of work, proactively raising risks and driving solutions.
• Shape team practices around code quality, testing, tooling, and continuous improvement using DevEx and DORA principles.
• Collaborate closely with clients and internal teams to understand requirements, clarify priorities, and align on outcomes.
• Mentor and guide fellow engineers to raise overall team performance and promote a culture of learning.
• Leverage AI tools (LLMs, agentic frameworks, etc.) to accelerate design, development, testing, and delivery where applicable.
Requirements
What You’ll Bring
3–6 years of overall software engineering experience with a strong track record of owning and delivering complex production systems.
Must-Have Skills
• Python (must-have): Deep expertise in writing idiomatic, testable, production-grade Python — including advanced OOP, data structures, algorithms, and software engineering best practices.
• TypeScript (must-have): Strong proficiency in building and maintaining type-safe, scalable applications across frontend and/or backend TypeScript codebases.
• Strong system design skills: ability to architect scalable, maintainable, and observable systems with a focus on reliability and long-term operability.
• Solid engineering practices: experience with TDD, CI/CD, code reviews, refactoring, and continuous deployment in Agile or eXtreme Programming environments.
• Working knowledge of relational databases, web server ecosystems, REST/gRPC APIs, and performance optimisation.
• Experience with source control, bug tracking, user story writing, and maintaining clear technical documentation.
Good-to-Have Skills
• AI / LLM experience: hands-on exposure to building applications using LLMs (GPT, Claude, Gemini, or similar) for tasks such as document classification, entity extraction, or structured data generation.
• LLM orchestration frameworks: familiarity with LangChain, LlamaIndex, Mastra, Agno, or similar agentic frameworks.
• Prompt engineering: experience refining prompts and orchestration patterns to improve response accuracy, consistency, and structured outputs.
• Vector databases and observability tooling: exposure to tools like Pinecone, PgVector, Qdrant, LangSmith, or DeepEval.
• Container orchestration and infrastructure-as-code: experience with Kubernetes, Terraform, and Docker for deploying and managing production workloads.
Benefits
Life at Incubyte
We are a remote-first company with structured flexibility. Teams commit to shared rhythms during core hours, ensuring smooth collaboration while maintaining autonomy. Twice a year, we come together in person for a co-working sprint and once a year for a retreat — with all travel expenses covered.
Our environment is built for crafters: experimenting with real-world systems, solving complex infrastructure challenges, and contributing to cutting-edge AI initiatives. We are all lifelong learners, and our work is our passion.
Perks
• Dedicated learning & development budget
• Sponsorship for conference talks
• Comprehensive medical & term insurance
• Employee-friendly leave policies
• Home Office fund
• Medical Insurance
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
🚀 Job Title : Backend Engineer (Go / Python / Java)
Experience : 3+ Years
Location : Bangalore (Client Location – Work From Office)
Notice Period : Immediate to 15 Days
Open Positions : 4
Working Days : 6 Days a Week
🧠 Job Summary :
We are looking for a highly skilled Backend Engineer to build scalable, reliable, and high-performance systems in a fast-paced product environment.
You will own large features end-to-end — from design and development to deployment and monitoring — while collaborating closely with product, frontend, and infrastructure teams.
This role requires strong backend fundamentals, distributed systems exposure, and a mindset of operational ownership.
⭐ Mandatory Skills :
Strong backend development experience in Go / Python (FastAPI) / Java (Spring Boot) with hands-on expertise in Microservices, REST APIs, PostgreSQL, Redis, Kafka/SQS, AWS/GCP, Docker, Kubernetes, CI/CD, and strong DSA & System Design fundamentals.
🔧 Key Responsibilities :
- Design, develop, test, and deploy backend services end-to-end.
- Build scalable, modular, and production-grade microservices.
- Develop and maintain RESTful APIs.
- Architect reliable distributed systems with performance and fault tolerance in mind.
- Debug complex cross-system production issues.
- Implement secure development practices (authentication, authorization, data integrity).
- Work with monitoring dashboards, alerts, and performance metrics.
- Participate in code reviews and enforce engineering best practices.
- Contribute to CI/CD pipelines and release processes.
- Collaborate with product, frontend, and DevOps teams.
✅ Required Skills :
- Strong proficiency in Go OR Python (FastAPI) OR Java (Spring Boot).
- Hands-on experience building Microservices-based architectures.
- Strong understanding of REST APIs & distributed systems.
- Experience with PostgreSQL and Redis.
- Exposure to Kafka / SQS or other messaging systems.
- Hands-on experience with AWS or GCP.
- Experience with Docker and Kubernetes.
- Familiarity with CI/CD pipelines.
- Strong knowledge of Data Structures & System Design.
- Ability to independently own features and solve ambiguous engineering problems.
⭐ Preferred Background :
- Experience in product-based companies.
- Exposure to high-throughput or event-driven systems.
- Strong focus on code quality, observability, and reliability.
- Comfortable working in high-growth, fast-paced environments.
🧑💻 Interview Process :
- 1 Internal Screening Round
- HR Discussion (Project & Communication Evaluation)
- 3 Technical Rounds with Client
This is a fresh requirement, and interviews will be scheduled immediately.
Key Responsibilities
● Lead the architecture, design, development, and delivery of scalable backend services
using Python.
● Own technical direction and architectural decisions for backend systems and services.
● Design and build robust RESTful APIs, microservices, and distributed systems
capable of handling high-scale workloads.
● Design and implement real-time communication systems, including WebSocket-based
services, where required.
● Drive system performance, scalability, reliability, availability, and security.
● Lead performance optimization, capacity planning, monitoring, debugging, and
production issue resolution.
● Establish and promote best practices around code quality, testing, observability, CI/CD,
and production readiness.
● Collaborate closely with frontend, product, DevOps, infrastructure, and other
cross-functional teams to deliver end-to-end solutions.
● Mentor and provide technical guidance to engineers, contributing to overall team growth
and engineering excellence.
● Review code and architecture designs, identify technical risks, and drive improvements
across backend systems.
● Take ownership of complex technical problems and deliver reliable, maintainable,
production-grade solutions.
Required Skills & Qualifications
● 5+ years of software engineering experience, with significant experience in backend
development.
● Strong expertise in Python and experience building production-grade backend
applications.
● Proven experience designing and developing REST APIs and microservices
architectures.
● Strong understanding of distributed systems, scalability, fault tolerance, and
high-availability architectures.
● Hands-on experience with WebSockets and real-time backend integrations.
● Strong experience with SQL/NoSQL databases, caching systems, and data-intensive
applications.
● Experience with performance optimization, monitoring, logging, debugging, and
production operations.
● Strong understanding of software engineering principles, design patterns, and clean
architecture.
● Proven ability to lead technical initiatives and make sound architectural decisions.
● Strong communication, collaboration, and technical leadership skills.
● Experience mentoring engineers and conducting effective code and design reviews.
Sr Backend Developer (Full Stack – Python / Django)
Preference: Please apply only if you are an IIT/NIT graduate and have strong hands-on experience in full-stack development with Python & Django.
Insurance/InsurTech experience is preferred. Strong engineering fundamentals and a willingness to learn the domain are more important.
Office location – Bangalore
Work mode – Onsite
Working Days – 5 days a week
Budget - 12-15 LPA
Work Experience - 2-5 years
Role Summary
We’re hiring Sr Backend Developers with strong full-stack Django expertise to own backend workstreams end-to-end and contribute to frontend development when needed. Hands-on Python/Django experience is essential.
(HTML, JavaScript, jQuery, CSS).
Key Responsibilities
Design, build, and maintain scalable backend services and APIs for Fuse-OS
Own medium-to-complex workstreams end-to-end: data models, APIs, background jobs, and light UI
wiring
Improve reliability, performance, observability, and maintainability of production systems
Apply sound engineering practices for multi-tenant SaaS (security, permissions, data isolation)
Collaborate closely with frontend, QA, and product/delivery to ship high-quality releases
Mentor other backend engineers through design discussions, pairing, and code reviews
Participate in architecture discussions and help evolve platform technical standards
Support production troubleshooting and continuous improvement of engineering quality
Required Skills & Qualifications
Solid experience with Django REST Framework, asynchronous job processing (e.g., Celery), Redis, and
PostgreSQL
Proven ability to design data models, write migrations, and ship maintainable APIs
Full-stack capability: HTML, JavaScript, jQuery, and CSS sufficient to complete UI wiring without blocking
frontend
Strong debugging skills across application, database, and background-job layers
Experience collaborating in Agile teams with clear quality standards and delivery cadence
Preferred / Nice to Have
Hands-on Selenium automation experience with Python (big plus)
AWS familiarity (compute, storage, messaging, monitoring, IAM basics) — optional but strongly preferred
Experience with multi-tenant architectures, containers, and production SaaS operations
Exposure to document/data processing pipelines, reconciliation-style systems, or enterprise integrations
Awareness of application security, RBAC, auditability, and privacy-by-design practices
Interest in AI-assisted product workflows and intelligent automation
What We Offer
Opportunity to build a category-defining Insurance Distribution Operating System (Fuse-OS)
Work on modern multi-tenant SaaS architecture with meaningful ownership and mentoring
Collaborative product and engineering culture focused on quality and customer outcomes
Exposure to enterprise SaaS, AI-enabled workflows, and large-scale operational systems
The Opportunity
We are building the next generation of engineers at AvancerPI. You will work on real enterprise products and automation rather than isolated training assignments. Depending on your strengths, you may contribute to frontend, backend, APIs, automation, integrations, cloud-native engineering or AI-assisted capabilities.
What You’ll Work On
- Modern web applications and customer-facing product experiences.
- Backend services and REST APIs.
- Python-based automation and platform integrations.
- Databases, data models and application state.
- Terraform and Ansible based infrastructure automation.
- Containers and Kubernetes-based applications.
- Integration with enterprise infrastructure and cloud APIs.
- AI/LLM, RAG and agentic workflows where they solve a real product or operational problem.
- Testing, debugging, Git workflows and CI/CD.
- Product features used by enterprise customers and internal engineering teams.
What We’re Looking For
- BE/BTech/MCA or equivalent technical education.
- Strong programming fundamentals and problem-solving ability.
- Working knowledge of at least one language such as Python, JavaScript/TypeScript, Java or similar.
- Basic understanding of APIs, databases, Git and Linux.
- Curiosity about cloud, infrastructure, automation, Kubernetes and AI.
- Ability to learn unfamiliar technologies independently and ask good technical questions.
- Evidence that you build things: academic projects, GitHub work, internships, hackathons or personal projects.
What Matters More Than a Long Skills List
Fundamentals + curiosity + learning speed + ownership + ability to turn an idea into working software.
What You Can Expect to Learn
- How enterprise products are designed, built, tested and released.
- How software interacts with infrastructure, cloud and Kubernetes platforms.
- How to write maintainable code and participate in design/code reviews.
- How customer problems become product requirements and engineering decisions.
For more information about the company, you can visit our website: https://avancerpi.com/about/

About the company
The company delivers the power of technology and intelligence to investors and companies and enables growth and value creation in the private unlisted markets. We make it easier for investors to know everything about a company, and a company to know everything about an investor. Our intelligence is used by more than 400+ customers across Venture Capital, Private Equity, Investment Bankers, and Corporates. Our intelligence covers the entire universe of Indian private companies and investors. We are gearing to power growth and transactions in private markets in India and around the world. We want our solutions to be reliable, timely and trustworthy to make investment and business decisions.
Founded in 2015 by IIT Madras Alumni Mr. Krishna Saraswati and Mr. Avinash Loganathan, as a fintech startup we have 3 products in the market. 1. PrivateCircle Research: Private Market Intelligence product. 2. PrivateCircle Connect: Intelligent Prospecting tool for Sales teams. 3. PrivateCircle Markets: Investment opportunities discovery platform.
About the role
We are looking for a Senior backend engineer with 4+ years of experience building large scale web applications. A highly skilled Python Developer with advanced coding abilities in Python.
Responsibilities:
- Design, Develop and maintain products using bleeding-edge technologies on Python
- Collaborating with the rest of the engineering team to design and deploy the code to test/production and implement new features.
- Debug, validate, review and test new and existing code.
- Act as a mentor to junior developers, providing guidance and support on technical issues.
- Write clean, efficient and well documented code
- As a Senior, you are required to regularly interact with their peers, managers and PMs (product/program managers).
Requirements:
- Advanced knowledge of Python (4+ years) with strong OOPs fundamentals.
- Version Control using git.
- Experience with web frameworks and MVC/ MVT architecture.
- Experience with Django framework and its ORM.
- Experience with REST API's and microservices architecture.
- In-depth knowledge of relational databases (e.g. MySQL, PostgreSQL) and NoSQL databases (e.g. MongoDB).
- Knowledge of distributed systems is a plus.
- Experience with Elasticsearch is a plus.
- Experience with Docker, Kubernetes or any other container technologies is a plus.
- Experience with Celery or other asynchronous task queues.
- Experience using system monitoring tools, automated testing frameworks and implementing server-side security.
We offer a dynamic and fast-paced work environment with ample opportunities for growth and advancement. If you're a highly motivated individual with a passion for coding and a desire to work with cutting-edge technologies, please apply today!
The recruiter has not been active on this job recently. You may apply but please expect a delayed response.
Job Title : Software Development Engineer II (SDE 2) – Java or Golang (Backend)
Experience : 3+ Years
Location : Bengaluru
Working Days : 5 Days WFO
Notice Period : Immediate to 15 Days
Interview Process : 3 Client Rounds
Job Overview :
We are looking for an SDE 2 – Backend with strong hands-on experience in Java / Spring Boot or Golang to design, develop, and maintain scalable, high-performance backend applications. Candidates with experience in caching services will be highly preferred.
Mandatory Skills :
Java, Spring Boot, Golang, Gin, gRPC, REST APIs, Microservices, MySQL / PostgreSQL / Oracle, System Design, Caching, Data Structures & Algorithms, Git, CI/CD, Docker, Kubernetes, AWS / GCP.
Key Responsibilities :
- Design, develop, test, and deploy scalable backend applications and APIs.
- Develop microservices using Java / Spring Boot or Golang.
- For Golang roles, experience with Gin and gRPC is preferred.
- Work with MySQL, PostgreSQL, Oracle, or similar databases.
- Design and optimize caching solutions for application performance.
- Participate in system design and architecture discussions.
- Conduct code reviews and write unit/integration tests.
- Troubleshoot bugs and performance issues.
- Collaborate with Product, QA, and other engineering teams.
- Contribute to CI/CD, cloud, and DevOps practices.
Requirements :
- 3 to 5 years of backend development experience.
- Strong proficiency in Java / Spring / Spring Boot or Golang.
- Good understanding of REST APIs, Microservices, DSA, and System Design.
- Experience with relational databases.
- Strong debugging and problem-solving skills.
- Exposure to AWS/GCP, Docker, Kubernetes, Git, and CI/CD.
- Java candidates with end-to-end application design experience are preferred.
- Exposure to AI/ML tools or Low-Code/No-Code frameworks is a plus.
Interview Process :
Round 1 – LeetCode / Coding Round
- Data Structures & Algorithms
- Problem-solving and coding proficiency
Round 2 – System Design
- System architecture
- Scalability and performance
- API and database design
- Caching and distributed systems
Round 3 – Hiring Manager Round
- Technical depth
- Project and ownership experience
- Problem-solving approach
- Communication and collaboration
- Role and culture fit
● 4–7 years of backend development experience with Python or Golang.
● Strong expertise in designing, developing, and scaling microservices and distributed
systems.
● Solid understanding of concurrency, multi-threading, and performance optimization.
● Proficiency with databases (SQL/NoSQL), caching systems (Redis, Memcached),
and messaging systems (Kafka, RabbitMQ, etc.).
● Hands-on experience with Linux development, Docker, and Kubernetes.
● Familiarity with cloud platforms (AWS/GCP/Azure) and related services.
● Strong debugging, profiling, and optimization skills for production-grade systems.
● Experience with AI-powered development tools is a strong plus; familiarity with
concepts like 'agentic coding' for workflow automation or 'context engineering' for
leveraging LLMs in system design is highly desirable.
● Ability to lead technical initiatives and mentor junior engineers.










