Blockchain Developer

Expected Date of Joining Immediate/ 30 days  

What makes Techjays an inspiring place to work

At Techjays, we are helping companies reimagine how they build, operate, and scale with AI at the core.

We operate as part of the 1% of companies globally that can truly leverage AI the right way and not just as experimentation, but as secure, scalable, production-grade systems that drive measurable business outcomes.

Our strength lies in combining deep backend engineering with AI system design, building AInative platforms, intelligent workflows, and cloud architectures that are reliable, observable, and enterprise-ready. Our team includes engineers and leaders who have built and scaled products at global technology organizations such as Google, Akamai, NetApp, ADP, Cognizant Consulting, and Capgemini. Today, we function as a high-agency, execution-focused team building advanced AI systems for global clients.

We are looking for a strong backend engineer who can design and build secure, scalable Python systems that power AI-native applications. You will work on AI-enabled platforms, production systems, and scalable backend services that support LLM integrations, RAG pipelines, and intelligent workflows. Years of Experience: 3 - 5 years Location: Coimbatore Key Skills: ● Backend Development (Familiar): Python, Django/Flask, RESTful APIs, Websockets ● Cloud Technologies (Familiar): AWS (EC2, S3, Lambda), GCP (Compute Engine, Cloud Storage, Cloud Functions), CI/CD pipelines with Jenkins/GitLab CI or Github Actions ● Databases (Familiar): PostgreSQL, MySQL, MongoDB ● AI/ML (Familiar): Basic understanding of Machine Learning concepts, assist in building and integrating Agentic AI workflows, familiar with RAG, Vector Databases (Pinecone or ChromaDB or others) ● Tools: Git, Docker, Linux Roles and Responsibilities: ● Develop and maintain backend services using Python and Django/Flask under guidance. ● Assist in building scalable and secure APIs and backend systems for AI-driven applications. ● Write clean, efficient, and maintainable code following best practices. ● Collaborate with cross-functional teams including frontend developers, data scientists, and product teams. ● Participate in code reviews, debugging, and performance optimization. ● Support integration of AI/ML components such as LLMs and RAG pipelines. ● Continuously learn and improve technical skills in backend and AI technologies. What We’re Looking for Beyond Skills: ● Builder mindset — you think in systems, not just tickets ● Ownership — you take features from idea to production ● Structured thinking in ambiguous environments ● Clear communication and collaborative approach ● Ability to work in a fast-paced, evolving startup environment What We Offer: ● Competitive compensation ● Paid holidays & flexible time off ● Medical insurance (Self & Family up to ₹4 Lakhs per person) ● Opportunity to work on production-grade AI systems ● Exposure to global clients and high-impact projects ● A culture that values clarity, integrity, and continuous growth If you want to build AI-native systems that are used in the real world, not just prototypes, Techjays is the place to do it.  

Python Software Engineer (3–5 Years Experience)

Location: [Pune]

Role Overview

We are seeking skilled Python engineers to join our core product team. You will work on backend services, API development, and system integrations, contributing to a codebase of over 250,000 Python lines and collaborating with frontend, DevOps, and native code teams.

Key Responsibilities

·    Design, develop, and maintain scalable Python backend services and APIs

·    Optimize performance and reliability of large, distributed systems

·    Collaborate with frontend (JS/HTML/CSS) and native (C/C++/C#) teams

·    Write unit/integration tests and participate in code reviews

·    Troubleshoot production issues and implement robust solutions

Required Skills

·    3–5 years of professional Python development experience

·    Strong understanding of OOP, design patterns, and modular code structure

·    Experience with MongoDB (PyMongo), Mako, RESTful APIs, and asynchronous programming

·    Familiarity with code quality tools (flake8, pylint) and test frameworks (pytest, unittest)

·    Experience with Git and collaborative development workflows

·    Ability to read and refactor large, multi-module codebases

Nice to Have

·    Experience with web frameworks (web.py, Flask, Django)

·    Knowledge of C/C++ or C# for cross-platform integrations

·    Familiarity with CI/CD, Docker, and cloud deployment

·    Exposure to security, encryption, or enterprise SaaS products

What We Offer

·    Opportunity to work on a mission-critical, enterprise-scale product

·    Collaborative, growth-oriented engineering culture

·    Flexible work arrangements (remote/hybrid)

·    Competitive compensation and benefits

Experience and Expertise

● 7– 10 years of experience in backend development with Python or Golang.

● Solid understanding of RESTful APIs, microservices, and distributed systems.

● Strong knowledge of data structures, algorithms, and OOPS principles.

● Hands-on experience with relational and/or NoSQL databases.

● Familiarity with Linux development, Docker, and basic cloud concepts

(AWS/GCP/Azure).

● Proficiency with Git and version control workflows.

● Familiarity with AI-powered development tools or exposure to projects involving large

language models (LLMs) is a plus.

Skills

● Strong analytical and debugging skills with the ability to solve complex problems.

● Good communication and collaboration skills across teams.

● Ability to work independently with minimal supervision while being a strong team

player.

● Growth mindset – eagerness to learn new technologies

🚀 Hiring: Data Engineer ( Azure ) at Deqode

⭐ Experience: 5+ Years

📍 Location: Pune, Bhopal, Jaipur, Gurgaon, Delhi, Banglore,

⭐ Work Mode:- Hybrid

⏱️ Notice Period: Immediate Joiners

(Only immediate joiners & candidates serving notice period)

⭐ Hiring: Databricks Data Engineer – Lakeflow | Streaming | DBSQL | Data Intelligence

We are looking for a Databricks Data Engineer ( Azure ) to build reliable, scalable, and governed data pipelines powering analytics, operational reporting, and the Data Intelligence Layer.

🔹 Key Responsibilities

✅ Build optimized batch pipelines using Delta Lake (partitioning, OPTIMIZE, Z-ORDER, VACUUM)

✅ Implement incremental ingestion using Databricks Autoloader with schema evolution & checkpointing

✅ Develop Structured Streaming pipelines with watermarking, late data handling & restart safety

✅ Implement declarative pipelines using Lakeflow

✅ Design idempotent, replayable pipelines with safe backfills

✅ Optimize Spark workloads (AQE, skew handling, shuffle & join tuning)

✅ Build curated datasets for Databricks SQL (DBSQL), dashboards & downstream applications

✅ Package and deploy using Databricks Repos & Asset Bundles (CI/CD)

Ensure governance using Unity Catalog and embedded data quality checks

✅ Mandatory Skills (Must Have)

👉 Databricks & Delta Lake (Advanced Optimization & Performance Tuning)

👉 Structured Streaming & Autoloader Implementation

👉 Databricks SQL (DBSQL) & Data Modeling for Analytics

About the Role:

• We are looking for a highly skilled and experienced Senior Python Developer to join our dynamic team based in Manyata Tech Park, Bangalore. The ideal candidate will have a strong background in Python development, object-oriented programming, and cloud-based application development. You will be responsible for designing, developing, and maintaining scalable backend systems using modern frameworks and tools.
• This role is hybrid, with a strong emphasis on working from the office to collaborate effectively with cross-functional teams.

Key Responsibilities:

• Design, develop, test, and maintain backend services using Python.
• Develop RESTful APIs and ensure their performance, responsiveness, and scalability.
• Work with popular Python frameworks such as Django or Flask for rapid development.
• Integrate and work with cloud platforms (AWS, Azure, GCP or similar).
• Collaborate with front-end developers and other team members to establish objectives and design cohesive code.
• Apply object-oriented programming principles to solve real-world problems efficiently.
• Implement and support event-driven architectures where applicable.
• Identify bottlenecks and bugs, and devise solutions to mitigate and address these issues.
• Write clean, maintainable, and reusable code with proper documentation.
• Contribute to system architecture and code review processes.

Required Skills and Qualifications:

• Minimum of 5 years of hands-on experience in Python development.
• Strong understanding of Object-Oriented Programming (OOP) and Data Structures.
• Proficiency in building and consuming REST APIs.
• Experience working with at least one cloud platform such as AWS, Azure, or Google Cloud Platform.
• Hands-on experience with Python frameworks like Django, Flask, or similar.
• Familiarity with event-driven programming and asynchronous processing.
• Excellent problem-solving, debugging, and troubleshooting skills.
• Strong communication and collaboration abilities to work effectively in a team environment.

CTC: up to 20 LPA

Exp: 4 to 7 Years

Required Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field
• 4+ years of experience in software development
• Strong proficiency in Java with deep understanding of web technology stack
• Hands-on experience developing applications with Spring Boot framework
• Solid understanding of Python programming language with practical Flask framework experience
• Working knowledge of NATS server for messaging and streaming data
• Experience deploying and managing applications in Kubernetes
• Understanding of microservices architecture and RESTful API design
• Familiarity with containerization technologies (Docker)
• Experience with version control systems (Git)

Skills & Competencies

• Skills Java (Spring Boot, Spring Cloud, Spring Security)
•  
• Python (Flask, SQL Alchemy, REST APIs)
• NATS messaging patterns (pub/sub, request/reply, queue groups)
• Kubernetes (deployments, services, ingress, ConfigMaps, Secrets)
• Web technologies (HTTP, REST, WebSocket, gRPC)
• Container orchestration and management
• Soft Skills Problem-solving and analytical thinking

We're on a mission to make it possible for every person, team, and company to be able to tailor their software to solve any problem and take on any challenge. Computers may be our most powerful tools, but most of us can't build or modify the software we use on them every day. At Notion, we want to change this with focus, design, and craft.

We've been working on this together since 2016, and have customers like Pixar, Mitsubishi, Figma, Plaid, Match Group, and thousands more on this journey with us. Today, we're growing fast and excited for new teammates to join us who are the best at what they do. We're passionate about building a company as diverse and creative as the millions of people Notion reaches worldwide.

Millions of people use Notion — and this number is increasing every day. That means a million people trust us to deliver a fast, reliable, and secure experience, and we value this more than anything. We want to keep earning trust, while also continuing to amaze our users with the tools they can build in Notion. This is where you come in — to help us forge a performant and reliable path forward to the future.

• Write clean, secure, tested, and documented code.
• Design & enhance the Notion platform with new capabilities, as and when the need arises.
• Contribute to monitoring & scaling the architecture of the platform and the infrastructure.
• Write technical documentation, and contribute to determining internal processes.
• Contribute to recruiting of new backend employees

• 6+ years of experience building scalable platforms. 
• Good understanding of database (Relational Or Nosql) internals like transactions, indexes. Experience in schema design.
• 2+ years of experience working on the AWS platform, and acquaintance with technologies like Elastic Beanstalk, AWS Lambda, Elastic Load Balancer.
• Good understanding of docker internals.
• Good communication skills, good leadership skills, attention to detail, a sound understanding of algorithms, and object-oriented programming.

• You're proficient with any part of our technology stack: React, TypeScript, Node.js, Memcached, Postgres, Docker, and Elasticsearch.
• You've heard of computing pioneers like Ada Lovelace, Douglas Engelbart, Alan Kay, and others—and understand why we're big fans of their work.
• You have interests outside of technology, such as in art, history, or social sciences.

Our customers come from all walks of life and so do we. We hire great people from a wide variety of backgrounds, not just because it's the right thing to do, but because it makes our company stronger. If you share our values and our enthusiasm for small businesses, you will find a home at Notion.

Notion is proud to be an equal opportunity employer. We do not discriminate in hiring or any employment decision based on race, color, religion, national origin, age, sex (including pregnancy, childbirth, or related medical conditions), marital status, ancestry, physical or mental disability, genetic information, veteran status, gender identity or expression, sexual orientation, or other applicable legally protected characteristic. Notion considers qualified applicants with criminal histories, consistent with applicable federal, state and local law. Notion is also committed to providing reasonable accommodations for qualified individuals with disabilities and disabled veterans in our job application procedures. If you need assistance or an accommodation made due to a disability, please let your recruiter know.

• Write lots of bug-free, efficient, scalable and reusable code.
• Write unit tests and take responsibility for the quality of your own code.
• Coach, encourage and mentor your fellow software developers to do the same.
• Consult with product owners to define, scope and plan new features.
• Test, evaluate and recommend technologies to improve the overall product.
• Be a key participant in the Agile process.
• Produce excellent documentation.
• Undertake and implement processes for smoother and efficient deployment of code base
• Maintain code base as it grows bigger and scales

What we value

• 2-3 Years of experience building and shipping API’s using python based frameworks
• Proficiency with NoSql Databases (Elastic, Mongo) is a must
• Experience in working with Amazon Cloud Services like SNS, SQS, VPC, etc. is preferred
• Experience with databases migration and system re-architecture is valued
• Ability to write modular, reusable, and clean code
• Comfortable with ticket management and documentation

You will:

• Build services that serve millions of users
• Build for performance, reliability, and scalability
• Design easy-to-use APIs, systems, and tools
• Work with small teams of engineers, product, design, operation and other teams
• Lead projects, achieve goals, celebrate success with your teams

What you bring:

• 5+ years as individual contributor
• Strong background in Computer Science
• Strong technical expertise in robust and scalable server platform
• Helpful experiences include Java, Python, AWS, GCP, DevOps
• Leadership at bijnis is a service - you must be influential, patient, compassionate, able to prioritize, and able to inspire
• Ability to collaborate across multiple and cross functional teams
• Strategic mindset combined with pragmatic execution, and bias for action

• At least 2-5 years of working experience in web services, preferably in Python
• Should have built and released APIs in production
• Experience working with RDBMS and NoSQL databases
• Designing thoughtful, extensible data models
• Knowledge of identifying, defining and building micro-services
• Working knowledge of GCS, AWS, Azure or any other cloud provider
• Aggressive problem diagnosis and creative problem-solving skills
• Good communication skills - written and spoken