





About Diagnal Technologies
About
Connect with the team
Company social profiles
Similar jobs

About the Role:
We are seeking a skilled and driven Backend Developer with expertise in Python (Django/FastAPI) and Node.js (TypeScript) to join our team. The ideal candidate will have experience in database design (RDBMS and NoSQL), REST API and GraphQL development, cloud services, and AI-driven applications. You will be responsible for designing and implementing scalable backend solutions, ensuring high performance, security, and reliability.
If you’re passionate about backend development, Generative AI, and data engineering, this is the role for you!
Key Responsibilities:
Backend Development:
- Develop and maintain robust, scalable backend services using Node.js (TypeScript) and Python (Django/FastAPI).
- Build APIs with REST and GraphQL, ensuring high security and performance.
- Implement authentication mechanisms such as OAuth2.0, SAML, JWT, MFA, and passkeys (optional).
- Research and integrate Generative AI (Gen AI) models and OpenAI APIs into backend systems.
Database & Data Engineering:
- Design and optimize schemas for both relational (PostgreSQL, YSQL) and NoSQL (DynamoDB, MongoDB) databases.
- Work with Redshift, BigQuery, and Snowflake to manage large-scale data processing.
- Develop ETL pipelines for data ingestion and transformation.
- Utilize Apache Airflow for workflow automation.
Cloud Services & Serverless Architecture:
- Work extensively with AWS Cloud services, and optionally Azure and GCP.
- Design and implement serverless architectures and event-driven systems using frameworks like AWS Lambda or equivalent on Azure/GCP.
- Configure and manage webhooks for event notifications and integrations.
- Integrate Apache Pulsar for real-time event streaming and messaging.
Programming & AI Integration:
- Apply design patterns, SOLID principles, and functional programming practices.
- Develop Python-based AI/ML solutions, leveraging Django/FastAPI for backend services.
- Manage AI/ML environments using Conda.
DevOps & Deployment:
- Utilize Docker and Kubernetes (K8s) for containerization and orchestration.
- Collaborate with DevOps teams for CI/CD pipelines and scalable deployments.
Tools & Utilities:
- Use Postman, Swagger, and cURL for API testing and documentation.
- Demonstrate strong knowledge of Unix commands for troubleshooting and development.
- Work with Git for versioning and code management.
Key Skills & Qualifications:
Must-Have:
✔ Proficiency in Python (Django/FastAPI) and Node.js (TypeScript).
✔ Experience with NestJS framework.
✔ Expertise in RDBMS and NoSQL database design and optimization.
✔ Hands-on experience with REST API and GraphQL development.
✔ Familiarity with authentication protocols such as OAuth2.0, SAML, JWT, and MFA.
✔ Strong understanding of AWS Cloud Services and Serverless Architecture.
✔ Experience with Gen AI, OpenAI APIs, and AI model integration.
✔ Hands-on knowledge of Python and Conda environments.
✔ Expertise in Redshift, BigQuery, Snowflake, and Apache Airflow for Data Engineering.
✔ Exposure to Apache Pulsar for event streaming.
Nice-to-Have:
➕ Exposure to Azure and GCP serverless frameworks.
➕ Knowledge of webhooks for event handling.
➕ Experience with passkeys as an authentication option.
Soft Skills:
✅ Problem-solving mindset with a passion for tackling complex challenges.
✅ Ability to learn and adapt to new tools, frameworks, and programming languages.
✅ Collaborative attitude and strong communication skills.
What We Offer:
💰 Competitive compensation and benefits package.
🚀 Opportunity to work with cutting-edge technologies in a fast-paced environment.
📚 A culture of learning, growth, and collaboration.
🌍 Exposure to large-scale systems, AI/ML integrations, and exciting technical challenges.




- Design and build applications/systems based on wireframes and product requirements documents
- Work on back-end & front-end development of core scripts using NodeJS/ MongoDB/React.js/Angular/Express /Redux.
- Unit test code for robustness, including edge cases, usability and general reliability
- Write reusable, easy to maintain, versioned code using DRY principles
- Integrate existing tools and business systems (in-house tools)
- Good exposure in creating dynamic web pages
- Familiarity with Server-Oriented Architecture and RESTful Web Services
- Mentor junior team members on system architecture, coding styles and inculcate an attitude of continuous improvement in the team members


We are a registered broker-dealer and ATS (Alternative Trading System) currently building a revolutionary ecosystem to support the issuance and trading of digital asset securities (tokenized securities and other assets). We envision a future where everything is tradeable and have already constructed the technological foundation on which this thesis can develop.
As an SEC and FINRA- regulated company licensed to conduct business in digital asset securities, we are positioned to bridge traditional finance and the digital future, leveraging technology to improve the capital markets for issuers and investors alike.
The Role
We are looking for a Senior Full Stack Developer (React, NodeJS) to produce scalable software solutions. You’ll be part of a cross-functional team that’s responsible for the full software development life cycle, from conception to deployment.
Responsibilities
-
Perform hands-on software development, including writing code and unit tests, doing proof of concepts, conducting code reviews, and testing in ongoing sprints
-
Work closely with product team and other full stack developers to implement innovative solutions to challenging web development problems
-
Participates in system design and specifications, program logic and flow-charting, development, testing, debugging, documentation, and support
-
Supports new and ongoing digital defi projects, and integration with clients and vendor platforms
-
Provides analysis of problems and recommends solutions
Requirements
-
5+ years of experience working in React and able to demonstrate strong JavaScript knowledge
-
5+ years of experience working with NodeJS
-
3+ years of experience working with PostgreSQL and DynamoDB
-
Experience with CI and CD environment and AWS platforms
-
Proficiency working with Docker
-
Experience writing APIs and securing APIs
-
Proficiency working with ECS and EKS
-
Strong experience in systems architecture design and development
-
Strong experience building single-page web applications
-
Ability to efficiently manage and build large, complex web applications
-
Strong analytical and problem-solving skills, with good attention to detail
-
Self-motivated, ability to work independently
-
Ability to use creative thinking to develop innovative solutions to business problems
-
Strong project management skills, including the ability to manage multiple projects simultaneously
-
Ability to mentor other developers
-
Ability to work in a fast-paced team environment


Software Engineer
Responsibilities
- Work with a performance oriented team driven by ownership and open to experiments.
- Learn to design systems for high accuracy, efficiency and scalability.
- Help us make decisions to shape our REST APIs for developers worldwide
- Think outside the box, adapting the latest software technologies
- Contribute to open source
- Be involved and drive product & design discussions.
- Contribute to our technical innovation by learning and sharing your knowledge with our Engineering teams
Requirements
- Graduation in any technical stream
- A minimum of (3 to 5 ) years of relevant experience
- Ability to work at all levels of the stack, from Golang/NodeJS+NoSQL/SQL to React/+HTML+CSS+Azure/AWS
- Good architectural & design skills.
- Take full ownership and responsibility for building, shipping, and maintaining core LoginRadius features, end to end.
- Design and architect complex new systems, focusing not only on performance and scalability, but also on crafting a beautiful user experience.
- Experience in Docker/Kubernetes is a plus
- Ability to build a feature from scratch & drive it to completion
- A willingness to learn new technology, whatever lets you deliver the best product
- Have worked at a product company is a plus
Micro services Lead: Experience: 7+yrs
Micro services Architect: Experience: 10+yrs
Micro service developer : Experience : 4+Years
Notice Period: Immediate to 15 Days.
Required skills : Java, J2EE with Microservices, Springboot, Spring cloud,Kafka,Redis,Nodejs, Any cloud


Responsibilities:
- Build scalable, service oriented web applications from scratch for technology products for European market.
- Maintain these applications for accuracy and high availability.
- Continuously identify opportunities to improve system designs, architecture and implementation standards
- Participate with founding, business and product teams in discussions on how to build and launch new modules.
- Collaborate across functions and own the planning, estimation and execution for parts of the product.
- Start as an individual contributor but stay ready to build and mentor a small team of up to 5 engineers over the coming months and years.
- Contribute in hiring highly ambitious engineers as the team grows.
- Being among the first people on the engineering team, be a culture driver.
Requirements:
- Experience of architecting and building products/business critical backend applications using different MVC frameworks.
- Experience with microservices.
- Experience of building and maintaining scalable applications using Node.js/MEAN stack.
- Experience of deploying and maintaining web applications.
- Experience with non relational databases like MongoDB.
- Understanding of relational databases like MySQL.
- Familiarity with REST APIs and stress testing tools.
- Good communication skills.
- Exposure in building polyglot applications.
- Exposure for devops and related processes, preferably GCP.
- Knowledge of components in scalable solutions i. e. database partitions, message brokers, background processing.
- Exposure to basic frontend technologies to speed up collaboration with the frontend team.

UI/ Full Stack - Web
Skills: Core Dotnet, C#, AngularJs, Scripting knowledge, Framework development, writing complex queries, design patterns, and Code reusability
Experience: 5- 8 yrs
Education: B.Tech/B.E(Mandatory)
UI/Full Stack developer 5+yrs C# programming ASP.net Angular4.0 & above JavaScript, HTML, CSS. SQL Advanced, No SQL (Good to have)


