Big Data Lead

About Us:

MyOperator is a Business AI Operator and a category leader that unifies WhatsApp, Calls, and AI-powered chat & voice bots into one intelligent business communication platform.

Unlike fragmented communication tools, MyOperator combines automation, intelligence, and workflow integration to help businesses run WhatsApp campaigns, manage calls, deploy AI chatbots, and track performance — all from a single, no-code platform.Trusted by 12,000+ brands including Amazon, Domino’s, Apollo, and Razorpay, MyOperator enables faster responses, higher resolution rates, and scalable customer engagement — without fragmented tools or increased headcount.

Role Overview:

We’re seeking a passionate Python Developer with strong experience in backend development and cloud infrastructure. This role involves building scalable microservices, integrating AI tools like LangChain/LLMs, and optimizing backend performance for high-growth B2B products.

Key Responsibilities:

• Develop robust backend services using Python, Django, and FastAPI
• Design and maintain a scalable microservices architecture
• Integrate LangChain/LLMs into AI-powered features
• Write clean, tested, and maintainable code with pytest
• Manage and optimize databases (MySQL/Postgres)
• Deploy and monitor services on AWS
• Collaborate across teams to define APIs, data flows, and system architecture

Must-Have Skills:

• Python and Django
• MySQL or Postgres
• Microservices architecture
• AWS (EC2, RDS, Lambda, etc.)
• Unit testing using pytest
• LangChain or Large Language Models (LLM)
• Strong grasp of Data Structures & Algorithms
• AI coding assistant tools (e.g., Chat GPT & Gemini)

Good to Have:

• MongoDB or ElasticSearch
• Go or PHP
• FastAPI
• React, Bootstrap (basic frontend support)
• ETL pipelines, Jenkins, Terraform

Why Join Us?

• 100% Remote role with a collaborative team
• Work on AI-first, high-scale SaaS products
• Drive real impact in a fast-growing tech company
• Ownership and growth from day one

About the Role:

We are seeking a highly skilled and motivated individual to join our development team. The ideal candidate will have extensive experience with Node.js, AWS, and MongoDB, and a strong pro-activeness and ownership mindset.

Technical Expertise:

• Architect, design, and develop scalable and efficient backend services using Node.js (Nest.js).
• Design and manage cloud-based infrastructure on AWS, including EC2, ECS, RDS, Lambda, and other services.
• Work with MongoDB to design, implement, and maintain high-performance database solutions.
• Leverage Kafka, Docker and serverless technologies like SST to streamline deployments and infrastructure management.
• Optimize application performance and scalability across the stack.
• Ensure security and compliance standards are met across all development and deployment processes.

Bonus Points:

• Experience with other backend languages like Python and worked on Agentic AI
• Security knowledge and best practices.

A primary source of raw materials for manufacturers globally. A raw material sourcing platform with a mission to be the primary source of raw materials for manufacturers globally. Their cross border supply chain and tech solutions ensures manufacturers have access to the best quality raw materials at the right price.

Job Description

As a Backend Engineer you will be responsible for creating REST APIs which are used to drive the User Interface. Given the nature of the application, these APIs need to be very efficient and high performing.

This requires optimizing queries for faster execution and introducing database changes that may be required. We are looking for individuals with great attention to detail, who are genuine, confident, committed and not only passionate about technology, but excited to work in a fun and friendly start-up environment. T

he ideal candidate will be passionate about technology and GETTING IT DONE.

Responsibilities include:

Develop, test, implement and maintain application software

Take part in software and architectural development activities

Debug application issues and helping support respond to client queries

Participate in application development meetings

Provide accurate estimates, clearly communicate status of tasks and identification of risks

Commitment to accomplishing the task at hand and identify the fastest and most reliable way to solve a problem

Performance tuning of application code at different service levels

Interact with customers of the application and help address issues reported

ESSENTIAL SKILLS / EXPERIENCE REQUIRED

1. Bachelor's degree in Computer Science or equivalent
2. 1-3 years of experience with Java and Spring frameworks.
3. Having good knowledge of a scripting language like python is a plus
4. Experience with Spring and Hibernate/ ORM
5. Understanding of relational databases and normal forms
6. Understanding of NoSQL / RDBMS (Mongo or Postgres) and ability to write optimized and high-performing queries
7. Strong understanding of Java concurrency, concurrency patterns, experience building thread-safe code
8. Experience building RESTful web services
9. Strong written and verbal communication skills
10. Strong interpersonal skills and time management skills
11. Strong problem-solving and analytical skills
12. Experience with GIT as a VCS, Unix-based systems
13. Experience with NoSQL Database is a plus Following are a set of 'good to have' skills
14. React AWS Bitbucket, JIRA

• Challenge technical decisions and web service designs and provide inputs for improvement
• Provide qualified code (tested and documented)
• Fix issues that arise from testing/customers
• Create or update all the relevant and required technical documents (design, architecture, )
• Follow quality development rules and recommendations (unitary test, change management, build management, Software factory…)
• Perform code reviews and suggest improvements
• Work in Agile mode and Test Driven development process
• Collaborate and work closely with all stakeholders

• Hardcore developers who can write performance-based quality code and drive code
• Preferred: Java1.8, Junit, Springboot, Dropwizard, RabbitMQ, Jenkins jobs, NoSQL DB (MongoDB, Neo4j), Docker, and DevOps (Optional: Python, AWS)
• Knowledge about Secure coding guidelines, Sonarqube, Configuration Management (Perforce), Jira
• MUST have experience in Scrum/Agile SDLC
• Value Add – experience on the server side in IPTV/OTT/STB

About Us

Our client is the ultimate secure platform to trade popular cryptocurrencies and earn an interest up to 17% p.a. on your crypto holdings. 

We offer  trading with the lowest fee in the market and offer the highest interest on your crypto assets to help compound your wealth, all on a single platform.

With our all-in-one trading and investment solutions, we empower users to navigate the crypto-verse.

Job Location: Bangalore

Role & Responsibilities

• 4+ years of recent hands-on coding and in-depth knowledge of building applications in the python framework.
• Have in-depth knowledge of development in Django framework, hands-on experience in working with WebSockets, deploying and managing applications in AWS.
• Have hands-on experience in working with storage, server, and client technologies
• Have testing, and debugging skills, and have experience in working with git, aws.
• Solid OOP and software design knowledge – you should know how to create software that’s extensible, reusable, and meets desired architectural objectives.
• Work with the product team to understand end-user requirements, formulate use cases, and then translate that into a pragmatic and effective technical solution.
• Dive into difficult problems and successfully deliver results on schedule.
• Can take ownership of end to end system
• Firefight with the production issues
• Experience in a peak performance organization, preferably a tech startup

• 3+ years of SDE work experience from Product based companies
• Experience in Java, Spring Boot, MySQL, Kafka, Hbase, AWS
  • Experience in Multi threading, distributed systems, Best practices of coding, scaling

You will be responsible for developing features on the application and integrations end to end. You will be working closely with the Technical Team to come up with high-quality, resilient, and highly performant applications.

• Design and develop SaaS-based applications based on microservices architecture.
• Work on the core backend and ensure it meets the performance benchmarks.
• API and Integrations.
• Designing and developing APIs for the front end to consume.
• Constantly improve the architecture of the application by clearing the technical backlog.
• Meeting both technical and consumer needs.
• Staying abreast of developments in web applications and programming languages.
• Work on the front end with ReactJS is a plus point.

• An enthusiastic individual with the following skills. We are open to promising candidates who are passionate about their work and are team players.
• A subset of the below skills should be fine as long as you are good.🙂
• OAuth, API Integrations.
• Agnostic/Polyglot with multiple tech stacks.
• Worked on open source technologies – NodeJS, ReactJS, MySQL, NoSQL, MongoDB, CouchDB, DynamoDB, Clickhouse, Kafka
• Backend exposure – good knowledge of building and integrating APIs
• Efficient in building microservices in combining server & front-end.
• Knowledge of cloud architecture.
• Excellent knowledge and understanding skills on OAuth.
• Should have sound working experience with relational and columnar DB.
• Should be innovative and communicative in approach.
• Will be responsible for functional/technical track of a project.

You will closely work with the engineering team and support the Product Team of Compass.

A wholesome opportunity in a fast-paced environment will enable you to juggle between concepts yet maintain the quality of content, interact, share your ideas, and have loads of learning while at work. Work with a team of highly talented young professionals and enjoy the benefits of being at Xoxoday.

A fast-growing SaaS commerce company based in Bangalore with offices in Delhi, Mumbai, SF, Dubai, Singapore, and Dublin. We have three products in our portfolio: Plum, Empuls, and Compass. Xoxoday works with over 1000 global clients. We help our clients engage and motivate their employees, sales teams, channel partners, or consumers for better business results.

We look forward to connecting with you. As you may take time to review this opportunity, we will wait for a reasonable time of around 3-5 days before we screen the collected applications and start lining up job discussions with the hiring manager. However, we assure you that we will attempt to maintain a reasonable time window for successfully closing this requirement. The candidates will be kept informed and updated on the feedback and application status.