


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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Skills Required:
- At least 2.5 years of experience developing Backends using NodeJS — should be well versed with its asynchronous nature & event loop, and know its quirks and workarounds.
- Excellent hands-on experience using MySQL or any other SQL Database.
- Good knowledge of MongoDB or any other NoSQL Database.
- Good knowledge of Redis, its data types, and their use cases.
- Experience with graph-based databases like GraphQL and Neo4j.
- Experience developing and deploying REST APIs.
- Good knowledge of Unit Testing and available Test Frameworks.
- Good understanding of advanced JS libraries and frameworks.
- Experience with Web sockets, Service Workers, and Web Push Notifications.
- Familiar with NodeJS profiling tools.
- Proficient understanding of code versioning tools such as Git.
- Good knowledge of creating and maintaining DevOps infrastructure on cloud platforms.
- Should be a fast learner and a go-getter — without any fear of trying out new things Preferences.
- Experience building a large-scale social or location-based app.


Key Responsibilities
• Develop, deploy, and maintain scalable applications using Python, NodeJS, and Golang.
• Design and implement robust messaging and event-driven systems with Kafka.
• Optimize and manage databases, including Postgres and MySQL.
• Integrate and manage caching solutions such as Redis for high performance data access.
• Containerize applications and manage deployments using Docker and Linux.
• Collaborate with cross-functional teams to implement features and troubleshoot issues.
• Explore and experiment with AI/LLM technologies to enhance product offerings.
• Contribute to DevOps processes and infrastructure optimization.
Required Skills and Experience
• 1–2 years of hands-on experience in software development.
• Proficiency in Python and NodeJS.
• Advanced expertise in Golang, Kafka, Docker, Linux, and Postgres.
• Intermediate knowledge of MySQL and Redis.
• Familiarity with AI-LLM technologies and willingness to grow in this area.
• Experience in DevOps tools and practices is a plus.
• Strong problem-solving skills and attention to detail.
• Ability to work collaboratively in a fast-paced environment.
Bachelor's or Master’s degree in Computer Science, Engineering, or a related field.


Role Responsibilities:
- Development and Maintenance of REST APIs: Lead the creation and management of our RESTful APIs, ensuring top-notch performance and alignment with evolving requirements.
- Proficiency in Coding: We're in search of expertise in Python or equivalent programming languages. Your coding skills will play a pivotal role in delivering high-quality (efficient, reusable, testable, and scalable) solutions.
- Unit and Integration Testing: Apply your expertise to craft unit and integration tests, upholding code quality and reliability.
- Version Control Systems: Proficiency in Distributed Version Control Systems is vital for seamless collaboration during development.
- Elasticsearch Expertise: Having valuable experience with Elasticsearch is a plus, given its critical role in data retrieval and search functionalities.
- NOSQL Database Familiarity: Knowledge of NOSQL databases like Cassandra and MongoDB will be advantageous.
- Message Broker Knowledge: Understanding message brokers, especially RabbitMQ, is beneficial for effective communication within our systems.
Desired Qualifications:
- Experience: 1-2 years of hands-on experience as a Python developer.
- AWS: Proficiency in AWS cloud management and architecting enterprise data solutions.
- Pragmatic Problem-Solving: Recognize when a solution should be streamlined and when creating the right abstraction will lead to long-term efficiency gains.
- Passion for Quality: Demonstrate dedication to producing work of the highest quality and following best practices.
- Agile/Lean Process: Familiarity with Agile/Lean methodologies is a plus, reflecting your adaptability and collaborative spirit.
- Startup Mindset: Embrace the challenges and opportunities of a startup environment, contributing your skills and insights to our growth.
- Debugging and Optimization: Showcase excellent debugging and optimization capabilities to enhance system performance.
- Tech Awareness: Stay updated on emerging technologies and possess a solid understanding of the full product development life cycle.
- UX and Information Architecture: Exhibit excellent knowledge of mobile user experience, information architecture, and industry trends.


Interfaces with other processes and/or business functions to ensure they can leverage the
benefits provided by the AWS Platform process
Responsible for managing the configuration of all IaaS assets across the platforms
Hands-on python experience
Manages the entire AWS platform(Python, Flask, RESTAPI, serverless framework) and
recommend those that best meet the organization's requirements
Has a good understanding of the various AWS services, particularly: S3, Athena, Python code,
Glue, Lambda, Cloud Formation, and other AWS serverless resources.
AWS Certification is Plus
Knowledge of best practices for IT operations in an always-on, always-available service model
Responsible for the execution of the process controls, ensuring that staff comply with process
and data standards
Qualifications
Bachelor’s degree in Computer Science, Business Information Systems or relevant experience and
accomplishments
3 to 6 years of experience in the IT field
AWS Python developer
AWS, Serverless/Lambda, Middleware.
Strong AWS skills including Data Pipeline, S3, RDS, Redshift with familiarity with other components
like - Lambda, Glue, Step functions, CloudWatch
Must have created REST API with AWS Lambda.
Python relevant exp 3 years
Good to have Experience working on projects and problem solving with large scale multivendor
teams.
Good to have knowledge on Agile Development
Good knowledge on SDLC.
Hands on AWS Databases, (RDS, etc)
Good to have Unit testing exp.
Good to have CICD working knowledge.
Decent communication, as there will be client interaction and documentation.
Education (degree): Bachelor’s degree in Computer Science, Business Information Systems or relevant
experience and accomplishments
Years of Experience: 3-6 years
Technical Skills
Linux/Unix system administration
Continuous Integration/Continuous Delivery tools like Jenkins
Cloud provisioning and management – Azure, AWS, GCP
Ansible, Chef, or Puppet
Python, PowerShell & BASH
Job Details
JOB TITLE/JOB CODE: AWS Python Develop[er, III-Sr. Analyst
RC: TBD
PREFERRED LOCATION: HYDERABAD, IND
POSITION REPORTS TO: Manager USI T&I Cloud Managed Platform
CAREER LEVEL: 3
Work Location:
Hyderabad

Job Description
- Design & implement backend APIs
- Mentor junior developers technically.
- Actively work to reduce tech debt in the backend
- Work towards more stability & scalability of the backend
- Tech stack - Java, AWS, Aurora etc.
Eligibility
- 4-8 years of product company experience
- OOP implementation experience. Programming language does not matter. We use Java internally but have hired folks from non Java background.
- Hands on experience in SQL, Dynamo DB, Postgres etc preferred.
- Prior experience building REST APIs
- Advanced understanding of AWS stack
- Prior knowledge of solving problems at scale.


Role- Software Development Engineer-2
As a Software Development Engineer at Amazon, you have industry-leading technical abilities and demonstrate breadth and depth of knowledge. You build software to deliver business impact, making smart technology choices. You work in a team and drive things forward.
Top Skills
You write high quality, maintainable, and robust code, often in Java or C++ or C#
You recognize and adopt best practices in software engineering: design, testing, version control, documentation, build, deployment, and operations.
You have experience building scalable software systems that are high-performance, highly-available, highly transactional, low latency and massively distributed.
Roles & Responsibilities
You solve problems at their root, stepping back to understand the broader context.
You develop pragmatic solutions and build flexible systems that balance engineering complexity and timely delivery, creating business impact.
You understand a broad range of data structures and algorithms and apply them to deliver high-performing applications.
You recognize and use design patterns to solve business problems.
You understand how operating systems work, perform and scale.
You continually align your work with Amazon’s business objectives and seek to deliver business value.
You collaborate to ensure that decisions are based on the merit of the proposal, not the proposer.
You proactively support knowledge-sharing and build good working relationships within the team and with others in Amazon.
You communicate clearly with your team and with other groups and listen effectively.
Skills & Experience
Bachelors or Masters in Computer Science or relevant technical field.
Experience in software development and full product life-cycle.
Excellent programming skills in any object-oriented programming languages - preferably Java, C/C++/C#, Perl, Python, or Ruby.
Strong knowledge of data structures, algorithms, and designing for performance, scalability, and availability.
Proficiency in SQL and data modeling.

- Owns team's output and E2E definition and execution of SDLC. Drives sprint planning, estimates & prioritizes tasks, Keeps key stakeholders updated on progress, milestones, and any potential slippages.
- Identifies pitfalls across codebases proactively. Writes model code that is looked up to. Understands internals of programming languages & runtimes. Creates common reusable components/libraries- Uses advanced data structures.
- Designs API contracts between large systems with end-to-end service design and active leadership towards long-term sustainability including versioning, complex migration plans, impact analysis across products.
- Owns NFRs and pushes the envelope on performance, scalability, and high availability with cognizance towards the cost of infra. Drives tech stack selection independently, mentors junior engineers. Evangelises of generic platform building across the organization.
- Troubleshoots unseen issues across codebases. Solves large end-to-end cross-cutting problems with elegant solutions with an eye on long-term sustainability.
- Partners with and influences product managers on “how”. Leads the pack on hiring and evangelizes steeper hiring standards towards building an A+ team. Represents company on external platforms/conferences.
Qualifications:
- Bachelor's Degree in Computer Science or similar discipline
- 7+ years relevant work experience in software engineering while leading teams.
- Proficiency in more than one modern programming language such as Python (preferred) associated tech stack to write maintainable, scalable, unit-tested code
- Experience in building complex software systems that have been successfully delivered
- Should be strong with System Design and Database designing
- Deep understanding of design patterns, optimizations, deployments with Strong object-oriented design skills
- Experience mentoring other software engineers.
- Experience with full life cycle development in any programming language

Job type: Permanent with ACL Digital
Client: Concentrix
Required skills:
- MySQL, or Postgres
- Linux systems
- Agile Methodologies
- Good communication skills

Locus is a global decision- making platform in the supply chain that uses deep learning and proprietary algorithms to provide route optimization, real-time tracking, insights and analytics, beat optimization, efficient warehouse management, vehicle allocation and utilization, intuitive 3D packing and measurement of packages. Locus automates human decisions required to transport a package or a person, between any two points on earth, delivering gains along efficiency, consistency, and transparency in operations.
Locus, which has achieved a peak of 1 million orders processed in a day (200,000 orders an hour) and is trained & tested on over 100 million+ order deliveries, works in 75 cities across the globe. Locus works with several large-scale market leaders like Urban Ladder, Tata Group of Companies, Droplet, Licious, Rollick, Lenskart, other global FMCG, pharma, e-commerce, 3PL and logistics conglomerates.
Locus is backed by some of the biggest names in the market and recently raised $22 MN in Series B funding and also $4 Mn in a pre-Series B round. Earlier, In 2016, Locus raised $2.75 Mn (INR 18.3 Cr) in a Series A funding.
Locus was started by Nishith Rastogi and Geet Garg, two ex-Amazon engineers on a mission to democratize logistics intelligence for businesses across industries. Nishith was profiled by Forbes Asia in their ’30 Under 30’ 2018 list. Geet, on the other hand, holds a dual degree (BTech and MTech) in Computer Science and Engineering from the Indian Institute of Technology. Our team constitutes of engineers from Indian Institute of Technology and Birla Institute of Technology & Science- Pilani, and Data Scientists with PhDs from Carnegie Mellon University and Tata Institute of Fundamental Research. Our multifaced product and business team is led by senior members from Barclays, Google & Goldman Sachs with immense operational execution experience.
Job Description
- Design & implement backend APIs at Locus.sh
- Mentor junior developers technically.
- Actively work to reduce tech debt in the Locus backend
- Work towards more stability & scalability of the backend
- Tech stack - Java, AWS, Aurora etc.
Eligibility
- 4-8 years of product company experience
- OOP implementation experience. Programming language does not matter, We use Java internally but have hired folks from non Java background.
- Hands on experience in SQL, Dynamo DB, Postgres etc preferred.
- Prior experience building REST APIs
- Advanced understanding of AWS stack
- Prior knowledge of solving problems at scale.
Perks:
- Healthy catered meals at office
- You decide your own Work From Home (WFH) and Out Of Office (OOO)
- Pet-friendly - bring your pets to the office any day. Locus family already has a Rottweiler and a Beagle



