Senior Backend Developer

Job Title : Node.js Developer

Experience : 5+ Years

Location : Gurgaon – Sector 43

Work Mode : 5 Days Work From Office (WFO)

Interview Mode : Direct Walk-in

Job Summary :

We are looking for an experienced Node.js Developer with 5+ years of hands-on experience in backend development and building scalable applications.

The ideal candidate should have strong problem-solving skills and experience working in a fast-paced product or service-based environment.

Key Responsibilities :

• Develop and maintain server-side applications using Node.js.
• Design and implement RESTful APIs and microservices.
• Work with databases like MongoDB / MySQL / PostgreSQL.
• Integrate third-party APIs and services.
• Ensure performance, security, and scalability of applications.
• Collaborate with frontend developers, QA, and DevOps teams.
• Write clean, reusable, and efficient code.
• Participate in code reviews and technical discussions.

Required Skills :

• Strong expertise in Node.js and JavaScript.
• Experience with Express.js or similar frameworks.
• Knowledge of Microservices architecture.
• Hands-on experience with MongoDB / SQL databases.
• Experience with Git and CI/CD processes.
• Good understanding of cloud platforms (AWS preferred).
• Strong debugging and optimization skills.

Preferred Skills :

• Experience with Docker / Kubernetes.
• Knowledge of Redis, Kafka, or message queues.
• Understanding of Agile methodologies.

About Wissen Technology

Wissen Technology, established in 2015 and part of the Wissen Group (founded in 2000), is a specialized technology consulting company. We pride ourselves on delivering high-quality solutions for global organizations across Banking & Finance, Telecom, and Healthcare domains.

For more details:

Website: www.wissen.com

Wissen Thought leadership : https://www.wissen.com/articles/

LinkedIn: Wissen Technology

Role: Java Backend Developer with AWS

Key Responsibilities

● Design & Development: Build robust, scalable, and maintainable backend services using Java 17+ and the Spring Boot ecosystem.

● API Design: Develop and document RESTful for consumption by web and mobile frontends.

● Database Management: Optimize complex queries and design schemas for relational (PostgreSQL, MySQL) and/or NoSQL (MongoDB, DynamoDB) databases.

● Microservices Architecture: Contribute to the migration or maintenance of microservices, ensuring high availability and low latency.

● Code Quality: Perform thorough code reviews and write comprehensive unit, integration, and functional tests (JUnit, Mockito).

● Cloud & DevOps: Deploy and manage applications in AWS using Docker and Kubernetes.

● Collaboration: Work closely with Frontend Developers, Product Managers to translate business requirements into technical specifications.

Required Technical Skills

● Java Mastery: Deep understanding of Core Java, Multithreading, and Stream API.

● Frameworks: Extensive experience with Spring Boot, Spring Security, and Spring Data JPA/Hibernate.

● Cloud Experience: Proficiency with cloud-native services (e.g., AWS Lambda, S3, RDS, or SQS).

● Messaging: Experience with message brokers like Apache Kafka for asynchronous processing.

● CI/CD: Hands-on experience with Jenkins, GitLab CI, or GitHub Actions.

● Version Control: Expert-level knowledge of Git and branching strategies.

Qualifications & Soft Skills

● Experience: 5+ years of professional experience in backend development.

● Problem Solving: Ability to debug complex production issues and performance bottlenecks.

● Communication: Excellent verbal and written communication skills—vital for a remote/hybrid contractor setup.

● Adaptability: Proven ability to quickly learn new codebases and business domains.

Looking to grow your career with a global leader?

Join the Indian unit of a multi-billion dollar German MNC (owned by Schneider Electric) that offers:

·      High Growth: 20% YoY expansion building world-beating software.

·      True Balance: Peak performance with a 4.1 Glassdoor rating for work-life balance.

Apply to the job below!

Job Title: Senior Backend Engineer (.NET Core)

Location: Nashik, India

Employment Type: Full time

Experience: 8+ years

The job  

We are looking for a Senior Backend Engineer (.NET Core) to join our team. This is a hands-on individual contributor role with additional responsibility to guide and mentor backend engineers across senior, mid, and junior levels.

The ideal candidate should have strong experience in .NET Core (8.0+), microservices architecture, API design, and cloud-native development on Azure. The candidate will actively contribute to platform-level backend services, shared components, and integrations across EcoTools and Unify initiatives, while helping establish backend engineering best practices across the team.

Key responsibilities 

- Design, develop, and maintain scalable backend services and APIs using .NET Core (8.0+).

- Build microservices-based backend APIs and tools aligned with EcoTools platform architecture.

- Develop secure and high-performance REST APIs used by micro frontend applications and other services.

- Contribute to backend architecture decisions, including service design, API standards, authentication, and data access patterns.

- Integrate backend services with platform services such as authentication, messaging, logging, and shared Unify components.

- Ensure backend solutions meet non-functional requirements (performance, scalability, reliability, and security).

- Guide and mentor backend engineers through code reviews, design discussions, and architectural best practices.

- Collaborate with frontend engineers, DevOps, and platform teams to ensure seamless system integration.

- Implement unit and integration tests to ensure high code quality and reliability.

- Contribute to CI/CD pipelines, deployment automation, and observability improvements.

- Participate in technical documentation, ADR discussions, and architectural governance reviews.

- Support engineering teams in troubleshooting production issues and improving system stability. 

Essential requirements

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

- 6–9 years of hands-on backend development experience using .NET Core / ASP.NET Core.

- AI Skill Level: Has built or contributed to AI-powered features. Understands prompt, design, evaluation, guardrails, and failure modes.

- Have hands on in spec/skill driven agentic AI development. 

- Strong expertise in REST API design, microservices architecture, and distributed systems.

- Experience working with Azure cloud services (App Services, Azure SQL, Event Hub, Service Bus, or similar).

- Solid understanding of authentication and authorization mechanisms (OAuth2, JWT, OpenID Connect).

- Experience with database technologies such as SQL Server, PostgreSQL, or NoSQL systems.

- Strong knowledge of clean architecture principles, SOLID design patterns, and scalable backend design.

- Experience working in Agile software development environments.

- Strong communication and collaboration skills.

- Strong problem-solving skills, debugging, and performance optimization skills, ownership mindset, and ability to collaborate across teams. 

- Experience working in Agile software development methodologies.

- Ability to manage responsibilities independently and deliver results within deadlines.

Desired skills and competencies

- Experience with distributed application frameworks such as Dapr.

- Exposure to event-driven architectures and messaging systems.

- Familiarity with API Management, gateway patterns, and platform integrations.

- Experience working with large-scale SaaS platforms and micro services architectures.

- Exposure to AI-assisted development tools and modern engineering practices.

About Corridor Platforms

Corridor Platforms is a leader in next-generation risk decisioning and responsible AI governance, empowering banks and lenders to build transparent, compliant, and data-driven solutions. Our platforms combine advanced analytics, real-time data integration, and GenAI to support complex financial decision workflows for regulated industries.

Role Overview

As a Backend Engineer at Corridor Platforms, you will:

• Architect, develop, and maintain backend components for our Risk Decisioning Platform.
• Build and orchestrate scalable backend services that automate, optimize, and monitor high-value credit and risk decisions in real time.
• Integrate with ORM layers – such as SQLAlchemy – and multi RDBMS solutions (Postgres, MySQL, Oracle, MSSQL, etc) to ensure data integrity, scalability, and compliance.
• Collaborate closely with Product Team, Data Scientists, QA Teams to create extensible APIs, workflow automation, and AI governance features.
• Architect workflows for privacy, auditability, versioned traceability, and role-based access control, ensuring adherence to regulatory frameworks.
• Take ownership from requirements to deployment, seeing your code deliver real impact in the lives of customers and end users.

Technical Skills

• Languages: Python 3.9+, SQL, JavaScript/TypeScript, Angular
• Frameworks: Flask, SQLAlchemy, Celery, Marshmallow, Apache Spark
• Databases: PostgreSQL, Oracle, SQL Server, Redis
• Tools: pytest, Docker, Git, Nx
• Cloud: Experience with AWS, Azure, or GCP preferred
• Monitoring: Familiarity with OpenTelemetry and logging frameworks

Why Join Us?

• Cutting-Edge Tech: Work hands-on with the latest AI, cloud-native workflows, and big data tools—all within a single compliant platform.
• End-to-End Impact: Contribute to mission-critical backend systems, from core data models to live production decision services.
• Innovation at Scale: Engineer solutions that process vast data volumes, helping financial institutions innovate safely and effectively.
• Mission-Driven: Join a passionate team advancing fair, transparent, and compliant risk decisioning at the forefront of fintech and AI governance.

What We’re Looking For

• Proficiency in Python, SQLAlchemy (or similar ORM), and SQL databases.
• Experience developing and maintaining scalable backend services, including API, data orchestration, ML workflows,  and workflow automation.
• Solid understanding of data modeling, distributed systems, and backend architecture for regulated environments.
• Curiosity and drive to work at the intersection of AI/ML, fintech, and regulatory technology.
• Experience mentoring and guiding junior developers.

Ready to build backends that shape the future of decision intelligence and responsible AI?

Apply now and become part of the innovation at Corridor Platforms!

Position: Lead Backend Engineer

Location: Remote

Experience: 10+ Years

Budget: 1.7 LPM

Employment Type: [Contract]

Required Skills & Qualifications:

• 10+ years of proven backend engineering experience.
• Strong proficiency in Python.
• Expertise in SQL (Postgres) and database optimization.
• Hands-on experience with OpenAI APIs.
• Strong command of FastAPI and microservices architecture.
• Solid knowledge of debugging, troubleshooting, and performance tuning.

Nice to Have:

• Experience with Agentic Systems or ability to quickly adopt them.
• Exposure to modern CI/CD pipelines, containerization (Docker/Kubernetes), and cloud platforms (AWS, Azure, or GCP).

Backend Web Developer

 Our client operates from 18 cities across 13 countries. Our investment personnel manage US $247 billion across a wide range of global, regional and country-specific strategies - both traditional and alternative - in listed equity and fixed income. At Lazard Asset Management, we pride ourselves in balancing the feel of a small firm with the scale of a large global organization. Our entrepreneurial culture and flat management structure foster an environment in which good ideas can take flight, no matter where they come from.

Our client is looking for an innovative software engineer to join our IT department.  This individual will be working on the systems that support the global sales and marketing organization.  This role will be responsible for building and supporting the backend services and API’s used in all of the applications. This role requires a highly motivated, organized and experienced developer with pride of ownership reflected through clean design, code quality and a disciplined software development approach.

Key Responsibilities

• Design and implement middle-tier web applications, and RESTful services.
• Collaborate with front-end developers to integrate user-facing elements with server side logic.
• Support existing software with quick troubleshooting and issue resolution.
• Be part of an empowered team following agile methodologies.

Desired Candidate Profile:

• 5+ year’s applications development experience with full-stack development and agile frameworks.
• Strong understanding of object-oriented programming and service-oriented design.
• Work effectively both as a contributing team member and independently.
• Strong verbal and written communication skills.
• Creative problem solving with the ability to present multiple solutions and potential side effects.
• Fast paced programming mentality with quick turnaround.

Required Skills:

• Expertise with API creation and RESTful services.
• Expertise developing backend server components using Python, NodeJS, C#
• Expertise building micro service architecture.
• Experiencebuilding and supporting websites using CMS systems (Tridion, Drupal, AEM)
• Experience and proficiency with relational databases (SQL Server, Oracle, Sybase).
• Experience and proficiency with NoSQL databases (MongoDB, Cassandra).

Desired Skills:

• Experience running services on container technologies like Kubernetes and Docker.
• Amazon AWS or equivalent cloud architecture experience with a major cloud provider.
• Experience with Jira.
• Experience building CI/CD pipelines using Jenkins or TeamCity.
• Experience with CRM systems especially Salesforce is a plus.

Responsibilities

1. Writing clean, high-quality, high-performance, maintainable code
2. Develop and support software including applications, database integration, interfaces, and new functionality enhancements
3. Coordinate cross-functionally to insure project meets business objectives and compliance standards
4. Support test and deployment of new products and features
5. Participate in code reviews

Skills & Qualifications

• 4-12 years of experience in Java Development.

• Excellent verbal and written English communication is a must. You may have to interact with clients directly.

• Technology agnostic approach is a must. Ready to adopt new technology and a faster learning curve.

• Writing scalable, maintainable and reusable code.

• Keen interest in SAAS based products and mobile applications.

• Experience working with Distributed Systems

• Java, Spring Boot, Microservices, API Design Experience with Event-Driven Architecture, Multithreading

• Kafka iOS Experience with Event Sourcing Reactive and Functional

• Programming Strong understanding of best practices for creating/working with Microservices

• Experience implementing Message Brokers and Messaging subsystems(experience working with Kafka a strong plus)

• Be open-minded, creative, and self-critical; be collaborative and communicative

• Have experience with and curiosity about agile and lean philosophies

• Experience working with small teams to ship products to market

• Have experience developing full-service consumer, employee and business applications

• Language agnostic and experienced polyglot Passion for Working Software and SOLID principles

• Experience with designing and refactoring complex systems

• Experience with Test-Driven Development (TDD) Interest in working in a pair-programming environment Deep understanding of design patterns and applying them in production environments

• Passion for enabling team members

• Java 8 or Java 11. Both are LTS. The project will be on Java11

• Spring Boot

• Git

• SQL

• AWS and AWS Aurora

• Microservices

• Multithreading

Perks

• Flexible time schedule.
• Work from home or work from anywhere.
• Health insurance.
• Team building activities.
• Training and conference tickets.