Python Backend Developer

As a Senior Backend & Infrastructure Engineer, you will take ownership of backend systems and cloud infrastructure. You’ll work closely with our CTO and cross-functional teams (hardware, AI, frontend) to design scalable, fault- tolerant architectures and ensure reliable deployment pipelines.

1. What You’ll Do :

• Backend Development: Maintain and evolve our Node.js (TypeScript) and Python backend services with a focus on performance and scalability.
• Cloud Infrastructure: Manage our infrastructure on GCP and Firebase (Auth, Firestore, Storage, Functions, AppEngine, PubSub, Cloud Tasks). 
• Database Management: Handle Firestore and other NoSQL DBs. Lead database schema design and migration strategies.
• Pipelines & Automation: Build robust real-time and batch data pipelines. Automate CI/CD and testing for backend and frontend services.
• Monitoring & Uptime: Deploy tools for observability (logging, alerts, debugging). Ensure 99.9% uptime of critical services.
• Dev Environments: Set up and manage developer and staging environments across teams.
• Quality & Security: Drive code reviews, implement backend best practices, and enforce security standards.
• Collaboration: Partner with other engineers (AI, frontend, hardware) to integrate backend capabilities seamlessly into our global system.

Must-Haves :

• 5+ years of experience in backend development and cloud infrastructure.
• Strong expertise in Node.js (TypeScript) and/or Python.
• Advanced skills in NoSQL databases (Firestore, MongoDB, DynamoDB...).
• Deep understanding of cloud platforms, preferably GCP and Firebase.
• Hands-on experience with CI/CD, DevOps tools, and automation.
• Solid knowledge of distributed systems and performance tuning.
• Experience setting up and managing development & staging environments. 

• Proficiency in English and remote communication.

Good to have :

• Event-driven architecture experience (e.g., Pub/Sub, MQTT).
• Familiarity with observability tools (Prometheus, Grafana, Google Monitoring).
• Previous work on large-scale SaaS products.
• Knowledge of telecommunication protocols (MQTT, WebSockets, SNMP).
• Experience with edge computing on Nvidia Jetson devices.

What We Offer :

• Competitive salary for the Indian market (depending on experience).
• Remote-first culture with async-friendly communication.
• Autonomy and responsibility from day one.
• A modern stack and a fast-moving team working on cutting-edge AI and cloud infrastructure.
• A mission-driven company tackling real-world environmental challenges. 

Job Responsibilities: 

• Technically sound in Dot Net technology. Good working knowledge & experience in Web API and SQL Server
• Should be able to carry out requirement analysis, design, coding unit testing and support to fix defects reported during QA, UAT phases and at GO Live times.
• Able to work alone or as part of a team with minimal or no supervision from Delivery leads.
• Good experience required in Azure stack of integration technology-Logic app, Azure Function, APIM and Application insights.

Must have skill 

• Strong Web API development using ASP.Net Core, Logic app, azure functions, APIM
• Azure Functions
• Azure Logic App
• Azure APIM
• Azure ServiceBus

Desirable Skills 

• Azure Event Grid/Hub
• Azure KeyVault
• Azure SQL – Knowledge on SQL query

Requirements:

• Should be a go-getter, ready to shoulder more responsibilities, shows enthusiasm and interest in work.
• Excellent core Python skills including threading, dictionary, OOPS Concept, Data structure, Web service.
• Should have work experience on following stacks/libraries: Flask
• Familiarity with some ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process architecture Familiarity with event-driven programming in Python
• Basic understanding of front-end technologies, such as Angular, JavaScript, HTML5 and CSS3
• Writing reusable, testable, and efficient code
• Design and implementation of low-latency, high-availability, and performant applications
• Understanding of accessibility and security compliance

Experience in both RDBMS(MySQL), NoSQL databases (MongoDB, HDFS, HIVE etc) or in-memory caching technologies such as ehcache etc is preferable

Responsibilities

• Determines technical feasibility of medium to low complexity features or solutions by evaluating problem, customer requirements, possible solutions and technology requirements.

• Exercises judgment in prioritizing tasks and selecting methods and techniques for obtaining solutions.

• Create a low-level design of modules of a software application through proper documentation and diagrams.

• Develops software solutions by studying requirements, clarifying customer/user needs, analyzing data and processes, and following established software development practices and processes.

• Develops proof of concepts for technical evaluation and early customer feedback.

• Updates and shares knowledge by studying state-of-the-art development tools, programming techniques, and computing technology; reading professional publications.

• Networks with internal and external personnel in their area of expertise.

Requirements

• B.Tech/B.S. or M.Tech/M.S. in Computer Science, IT or related field.

• 3-5 years of experience

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Mandatory Skills

• Should be proficient in the following areas of .NET (.NET 4.5 or above, .NET Core)

• Expert in C# and ASP.NET

• Knowledge of JavaScript/TypeScript is a plus

• Development of Windows and Web services

• Parallel and Asynchronous programming

• Unit testing, Linq, ORM

• Debugging/troubleshooting in .Net

• Should be proficient in SQL Server 2012 and above in the following areas

• T-SQL Stored Procedures

• Transaction in SQL

• Should have the following design skills

• Expert in OOPs

• Proficiency in Design Patterns

• Proficiency in Unit testing Patterns

• Understanding of Algorithms and Data structures.

• Experience on Requirement/Design/Code Review & Inspections

• Excellent problem-solving and analytical skills.

Desirable Skills

• Hands-on experience with using Git (handling branching and merging), any DevOps pipeline

• Experience with Agile methodologies

Are you passionate about using technology to make people's lives better? Are you interested in becoming a part of one of the hottest trends in the world of start-ups today? Are you excited about joining the online ultra-fast grocery delivery service business pioneer and driving the trend forward? Then this may be the right opportunity for you.

Role and Responsibilities

1. Helping lead the software development lifecycle: technical design, implementation, testing, deployment, and support.
2. Working with cross-functional teams effectively to enable business growth.
3. Proactively identifying engineering bottlenecks and initiating proposals to improve them.
4. Writing high-quality, well-tested code in alignment with industry-wide best practices.
5. Applying a product mindset to back-end systems.
6. 1.  

1. About five years of experience delivering product-quality code in an agile set-up
2. Experience with Node.js (Hapi, Restify, Express, Mongoose, Socket.IO, Mocha)
3. Experience with Elasticsearch
4. Experience building and deploying Docker containers
5. Strong general Linux experience
6. Extensive experience with REST APIs
7. Experience with microservice architecture
8. Experience with MongoDB
9. Expert knowledge of Redis and caching strategies
10. Strong knowledge of unit/integration testing, including the art of mocking and writing testable code

1. Passionate about technology and making an impact.
2. A perpetual learner, who stretches their boundaries and enjoys new ideas.
3. A doer who takes initiative and works well in a team.

Blok is a technology-first online ultra-fast grocery delivery service business, and we are on our way to revolutionize how millions of people across countries consume groceries. We believe in a world where getting everything you need, when you need it, sustainably, is the new normal. And it takes less than 10 minutes.

We believe we are positioned to lead this revolution. Why? Our founding and early team have held senior positions at Deliveroo, Uber, Glovo, Mercadona, or Unilever. We have done this before, and we believe we can do it again. But this time, even better.

Embark on the journey and help us launch the revolution in one of the highest growth industries of the year. Help us shape the new normal.

About TBM Technologies Pvt Ltd

Established in 2006, we are a research-driven 'machine-to-next' technology company. In 2018, we were recognized as the 'Telecom Technology Company of the Year - India'. We were named 'Most Innovative Software Development Company - India in 2017' and 'Best Telecom Software Company - India'. Other awards include being named among the '20 Most Promising Software Development Companies' and recognition by GSMA at the Mobile World Congress 2011. Our smart solutions enhance lifestyles and save lives, by enabling more effective communications.

With our proprietary software and technologies, we deliver solutions to telecom operators, including Airtel, Dialog Axiata, Verizon Wireless, Vodafone, and Idea. A dedicated research team focuses on next-generation solutions with sensors, smart devices, location 5.0 technology, multi-lingual multi-modal communication, omnichannel delivery platforms, cloud technologies, virtualization, rack servers, mobile phones, analytics, machine learning, and IoT.

• Experience in PHP & MySQLi, various open source frameworks,
• Strong knowledge in JavaScript, XHTML, CSS, AJAX, SQL,
• Strong Knowledge in Frameworks like Laravel
• Strong skills of APIs Creation & integration
• Knowledge of Cloud Servers like AWS, Digital ocean
• Know how to Secure the PHP Scripts from attacks or injections,