Senior Backend Engineer - Core systems

Job Title : Python Backend Engineer (with MLOps & LLMOps Experience)

Experience : 4 to 8 Years

Location : Gurgaon Sector - 43

Employment Type : Full-time

Job Summary :

We are looking for an experienced Python Backend Engineer with a strong background in FastAPI, Django, and hands-on exposure to MLOps and LLMOps practices.

The ideal candidate will be responsible for building scalable backend solutions, integrating AI/ML models into production environments, and implementing efficient pipelines for machine learning and large language model operations.

Mandatory Skills : Python, FastAPI, Django, MLOps, LLMOps, REST API development, Docker, Kubernetes, Cloud (AWS/Azure/GCP), CI/CD.

Key Responsibilities :

• Develop, optimize, and maintain backend services using Python (FastAPI, Django).
• Design and implement API endpoints for high-performance and secure data exchange.
• Collaborate with data science teams to deploy ML/LLM models into production using MLOps/LLMOps best practices.
• Build and manage CI/CD pipelines for ML models and ensure seamless integration with backend systems.
• Implement model monitoring, versioning, and retraining workflows for machine learning and large language models.
• Optimize backend performance for scalability and reliability in AI-driven applications.
• Work with Docker, Kubernetes, and cloud platforms (AWS/Azure/GCP) for deployment and orchestration.
• Ensure best practices in code quality, testing, and security for all backend and model deployment workflows.

Required Skills & Qualifications :

• 4 to 8 years of experience as a Backend Engineer with strong expertise in Python.
• Proficient in FastAPI and Django frameworks for API and backend development.
• Hands-on experience with MLOps and LLMOps workflows (model deployment, monitoring, scaling).
• Familiarity with machine learning model lifecycle and integration into production systems.
• Strong knowledge of RESTful APIs, microservices architecture, and asynchronous programming.
• Experience with Docker, Kubernetes, and cloud environments (AWS, Azure, or GCP).
• Exposure to CI/CD pipelines and DevOps tools.
• Good understanding of Git, version control, and testing frameworks.

Nice to Have :

• Experience with LangChain, Hugging Face, or similar LLM frameworks.
• Knowledge of data pipelines, feature engineering, and ML frameworks (TensorFlow, PyTorch, etc.).
• Understanding of vector databases (Pinecone, Chroma, etc.).

Education :

• Bachelor’s or Master’s degree in Computer Science, Engineering, or related field.

The requirements are as follows:

1) Familiar with the the Django REST API Framework.

2) Experience with the FAST API framework will be a plus

3) Strong grasp of basic python programming concepts ( We do ask a lot of questions on this on our interviews :) )

4) Experience with databases like MongoDB , Postgres , Elasticsearch , REDIS will be a plus

5) Experience with any ML library will be a plus.

6) Familiarity with using git , writing unit test cases for all code written and CI/CD concepts will be a plus as well.

7) Familiar with basic code patterns like MVC.

8) Grasp on basic data structures.

You can contact me on nine three one six one two zero one three two

About Us:

Tradelab Technologies Pvt Ltd is not for those seeking comfort—we are for those hungry to make a mark in the trading and fintech industry. If you are looking for just another backend role, this isn’t it. We want risk-takers, relentless learners, and those who find joy in pushing their limits

every day. If you thrive in high-stakes environments and have a deep passion for performance driven backend systems, we want you.

What You Will Do:

• We’re looking for a Backend Developer (Python) with a strong foundation in backend technologies and a deep interest in scalable, low-latency systems.

• You should have 3–4 years of experience in Python-based development and be eager to solve complex performance and scalability challenges in trading and fintech applications.

• You measure success by your own growth, not external validation.

• You thrive on challenges, not on perks or financial rewards.

• Taking calculated risks excites you—you’re here to build, break, and learn.

• You don’t clock in for a paycheck; you clock in to outperform yourself in a high-frequency trading environment.

• You understand the stakes—milliseconds can make or break trades, and precision is everything.

What We Expect:

• Develop and maintain scalable backend systems using Python.

• Design and implement REST APIs and socket-based communication.

• Optimize code for speed, performance, and reliability.

• Collaborate with frontend teams to integrate server-side logic.

• Work with RabbitMQ, Kafka, Redis, and Elasticsearch for robust backend design.

• Build fault-tolerant, multi-producer/consumer systems.

Must-Have Skills:

• 3–4 years of experience in Python and backend development.

• Strong understanding of REST APIs, sockets, and network protocols (TCP/UDP/HTTP).

• Experience with RabbitMQ/Kafka, SQL & NoSQL databases, Redis, and Elasticsearch.

• Bachelor’s degree in Computer Science or related field.

Nice-to-Have Skills:

• Past experience in fintech, trading systems, or algorithmic trading.

• Experience with GoLang, C/C++, Erlang, or Elixir.

• Exposure to trading, fintech, or low-latency systems.

• Familiarity with microservices and CI/CD pipelines.

Experience: more than 2 years
Job Location: Pune

Key aspects of this role:
• Maintain, update, and enhance ITSM environment including Incident, Request,
Problem, Change and Knowledge Management, Service Catalog, Service Portals,
SLAs, Discovery, and Integrations
• Participate in the implementation and configuration of other ServiceNow products
outside of ITSM to increase the adoption of the ServiceNow platform.
• Responsible for performing daily administration, issue resolution, and
troubleshooting of the ServiceNow platform.
Monitor health, usage, and overall compliance of ServiceNow and its applications.
To be the right fit, you will need:
• Minimum of 2 years of demonstrated experience in ServiceNow development and
configuration.
• Proficient in developing, integrating and maintaining applications using ServiceNow
Platform technology and tools.
• Understanding of and experience working with IT Service Management processes
(Incident, Problem, Change, Release, SLM, Service Catalog), PPM/ITBM
• Understanding of IT and business requirements with ability to develop, test, deploy
improvements, and update Manage and administer lists, filters, forms, platform
interfaces (to other data sources) and the data within tables, import sets and the
CMDB.
• Preferably certified in ServiceNow

Roles and Responsibilities

Code, develop, design and architect features related to the existing application. We  expect you to own modules end to end and take pride in the work products you  ship.

Lead from the front, when it comes to delivering high quality work products. Serve as a mentor to the team members

Create and define performance metrics. Ideate, innovate and hack through the  existing systems to improve performance

Perform code reviews, set coding practices and guidelines within the team.

Make sense of the product specs, be nimble in getting the issues resolved. Be a thought leader.

Critical Functional Skills

Solid understanding and knowledge of Java/C/C++. You should understand the concepts of multithreading, I/O, messaging, instrumentation etc and their  implementation in Java/Any other ObjectOriented Language.

Proficiency in the implementation of algorithms and the use of advanced data  structures to solve problems in computing. A solid foundation in the principles of  computer science is desired.

Ability to write clean, modular, and loosely coupled code by the use of design patterns.

He/She should be able to break down and architect complex software systems. For example

BuildCars Availability Engine for Ola.

Strong decisionmaking ability

Deep expertise in at least one programming language & tech stack.

Substantial experience in building complex and scalable solutions.

Strong object oriented design skills, ability to apply design patterns, and an uncanny ability to design intuitive module and class level interfaces

The ability to do deep problem solving and build elegant, maintainable solutions to complex problems.

Experience leading multi engineer projects and mentoring junior engineers

Experience with full life cycle development in any programming language on a Linux platform

Comprehensive operational experience including, optimizations, deployments and tuning servers like apache/mysql/tomcat/solr

Prior experience in working with Agile software methodologies (XP, Scrum), TDD, and Continuous Integration(CI/CD) a plus.

Experience in building data driven web application design and development is a plus

Expert level experience in building a scalable, large and complex business application

.Experience Required

:Typically with an experience of 5+ years of development experience in a product  firm.

Must have lead, designed, architected and delivered at least 1 project in his previous assignments independently.

Minimum Qualifications Required

Btech/MS from a reputed Institute

Deep expertise with any or combination programming languages: Java, C++, C#, Ruby, Scala,

Go any object oriented high level proprietary or open source language with strong programming constructs. We are not skill specific but go by strength in  competencies Machine coding Single machine in memory program

Need a working code with functionality Readable and well designed code with right abstractions, separation of concerns,right design patterns

Performant code with concurrency and efficient data structures

Write test cases covering the happy path and edge cases

Problem Solving

Choose the right combination of data structures to solve the problem

Identify most edge cases for the problem

Identify opportunities of parallelism: utilizes multicore solutions where applicable

Design & Architecture

Distributed systems design and system interaction

Identify API signatures

LLD with class design

Solve for performance & availability

Responsibilities

·       Develop Python-based APIs using FastAPI and Flask frameworks.

·       Develop Python-based Automation scripts and Libraries.

·       Develop Front End Components using VueJS and ReactJS.

·       Writing and modifying Docker files for the Back-End and Front-End Components.

·       Integrate CI/CD pipelines for Automation and Code quality checks.

·       Writing complex ORM mappings using SQLAlchemy.

Required Skills:

·       Strong experience in Python development in a full stack environment is a requirement, including NodeJS, VueJS/Vuex, Flask, etc.

·       Experience with SQLAchemy or similar ORM frameworks.

·       Experience working with Geolocation APIs (e.g., Google Maps, Mapbox).

·       Experience using Elasticsearch and Airflow is a plus.

·       Strong knowledge of SQL, comfortable working with MySQL and/or PostgreSQL databases.

·       Understand concepts of Data Modeling.

·       Experience with REST.

·       Experience with Git, GitFlow, and code review process.

·       Good understanding of basic UI and UX principles.

·       Project excellent problem-solving and communication skills.

Hiring for Golang Developer - Andheri (E)

Company Introduction:

We develop cutting-edge cloud-based supercomputing technology solutions. SGRender is the top rendering platform for VFX and animation studios. We are proudly made in India.Constantly working to democratize supercomputing in order to effectively meet the computing demands of each and every content creator, scientist, student, innovator, and dreamer.

Experience:

->06 months - 2 years of programming with Golang

->Has worked with a REST API framework like Gin, Gorilla

->Has worked with a logging system like Zap, zerolog ,Logrus

->Has made use of panic, defer and recover

->Has made use of and throughly undersands structs, maps and their conversion to and from JSON

->Has made use of and throughly undersands goroutines, channels and wait groups

->At least a basic understanding of concurrency patterns

->Has connected to at least one RDBMS using gorm

Good to have

-> has worked with Golang + Redis

-Personal Traits

->Problem solving and the ability to convert business problems into programmatic solutions

Interested candidates can send their updated CV with the below details

Current CTC:

Expected CTC:

Notice Period:

Backend Developer

Qualification: B.Tech./MCA, BCA in Computer Science or equivalent

Experience:     3 - 6 Years

Skills Required:

• Must Have: Java, Spring/ springboot
• Any 2 (Must) out of the below mentioned list :

1. JPA/Hibernate
2. Messaging queue/Kafka/SQS/distributed message/SNS/JMS
3. NOSQL/ Aerospike/ Reddis /Cassendra
4. Microservices

Roles and Responsibilities:

• Technical design, implementation, deployment, and support.
• Partner with Business Analysts to review and implement business

requirements.

• Perform development and unit testing, working closely with Business.
• Mentors and oversees development of resources, including reviewing designs and performing code reviews.
• Ensure designs are in compliance with specifications
• Contribute in all phases of the development lifecycle
• Developing high - volume, low - latency applications for mission - critical systems and delivering high - availability and performance
• Should have experience of working on Core Java/J2EE & OOPS concept
• Should be well versed with Spring/Struts & Apache Came l (OSGI Framework)
• Should have a good understanding of Hibernate and Other ORMs
• Should have an understanding of working on Web Service (SOAP/REST) and Maven
• Build tool such as Jenkins
• Caching Technique(Radis, Hazlecast, Aerospike)
• Database Knowledge- Oracle, MySQL

About Sportz Interactive

Sportz Interactive (SI) works with its clients and partners to revolutionize the sports fan experience across consumption points by creating best-in-class, kickass products. SI was founded in 2002 as a B2B sports content business. Through the years, it gained immense reputation for its state-of-the-art hosted solutions, digital simulators, match centers and fantasy games. Sportz Interactive has a fantastic reputation in the online sports community, having worked with clients across the globe including the likes of The International Cricket Council, STAR Sports, Yahoo!, AOL, Eurosport, Castrol, Web 18, NDTV, Nimbus, Times of India, Rediff.com and Singtel amongst others. 

Sportz Interactive provides in-depth sports information and content and specializes in product development for the web, mobile and other interactive platforms. 
http://www.sportzinteractive.net/">www.sportzinteractive.net 

Designation: Senior Associate 

Office Location: Goregaon East, Mumbai

Position description:

3+ years of experience in database development.

Primary Responsibilities:

• Understand requirements from front end applications developers
• Write advanced queries, stored procedures, cursors, functions & triggers
• Conduct code reviews
• Work with high-traffic application servers
• Complete understanding of various DB like Postgresql, Mongo DB, MySQL 
• Ability to identify root cause and mitigate issues
• Ability to lead a team of DB developers

Required Skills:

Mandatory: Passionate about sports, Problem solving, Team player, Target & Result oriented, Strong communication skills.

Functional: Oracle SQL, PostgreSQL Development - TSQL, Advance Queries, Query Optimization, Stored Procedures, Triggers & Cursors, Database Design, Indexes, Joins, ETL tools like SSAS, SSIS, High Data Volume Processing, DB Backup/Recovery.

Must Haves

• Programming experience with at least one modern language such as Java, C++, or C# including object-oriented design
• 1+ years of experience contributing to the architecture and design (architecture, design patterns, reliability, and scaling) of new and current systems.
• 4+ years’  work experience in  software development
• BS degree or higher in Computer Science, Engineering or related field
• Understanding of operating system fundamentals (Linux)
• Understanding of scalable computing systems, software architecture, data structures, and algorithms
• Knowledge of professional software engineering best practices for the full software development life cycle
• Strong verbal and written communication skills
• Strong analytical skills, with excellent problem solving abilities
• Working experience with Kubernetes
• Experienced working with distributed databases at scale

Good to haves

• Experience in developing software using AWS native services & technologies.
• Experience taking a lead role in building and operating scalable distributed systems
• Experience in Agile/SCRUM enterprise-scale software development
• Familiar with building secure software using modern security principles
• Demonstrated ability to achieve goals in a highly innovative and fast-paced environment

Why us

We're hiring a set of highly skilled, enthusiastic, and passionate people who thrive in a high-growth environment. We believe the best way to grow is to give everyone the opportunity to pursue their interests. At Lucidity, you have complete freedom to work on projects that interest you. Plus, with benefits like flexible hours, company offsites, unlimited leaves, we ensure you enjoy the journey as much as we do. We are also offering healthy founding team ESOP's.