Engineering Manager - Messaging

Job Title : Senior Backend Developer (Node.js + AWS + MongoDB)

Experience : 4+ Years

Location : Andheri, Mumbai (Work From Office)

About the Role :

We are looking for a highly skilled Senior Backend Developer with strong expertise in Node.js (NestJS), AWS, and MongoDB to join our growing engineering team.

This role requires someone who takes ownership, is proactive, and enjoys building scalable, high-performance backend systems in a fast-paced environment.

Key Responsibilities :

• Architect, design, and develop scalable backend services using Node.js (NestJS).
• Design and manage cloud infrastructure on AWS Services (EC2, ECS, RDS, Lambda, etc.).
• Develop and maintain high-performance database solutions using MongoDB.
• Work with Kafka, Docker, and serverless frameworks (SST) for efficient deployments.
• Optimize system performance, scalability, and reliability across services.
• Ensure application security, best practices, and compliance standards.
• Collaborate with cross-functional teams to deliver robust product features.
• Take end-to-end ownership of features from design to deployment.

Technical Requirements :

• 4+ years of backend development experience.
• 3+ years of hands-on experience with Node.js.
• 2+ years of hands-on experience with AWS.
• Strong experience with NestJS framework.
• Solid experience with MongoDB and database design.
• Experience with Kafka, Docker, and serverless architecture.
• Understanding of system design, scalability, and performance optimization.

Good to Have (Bonus Skills) :

• Experience with Python or other backend languages.
• Exposure to Agentic AI use cases or implementations.
• Strong understanding of security best practices.

What We’re Looking For :

• Curious mindset and eagerness to learn new technologies.
• Proactive problem solver with strong ownership attitude.
• Strong team player with effective communication skills.
• Positive, energetic, and passionate about building great systems.

Senior Python Developer

Experience: 4–8 Years

About the Role

We are looking for a Senior Python Developer Engineer to join our team. This role focuses on building and maintaining data-intensive backend systems, handling large-scale datasets, and exposing insights through robust, scalable APIs.

You will work closely with operational and transactional data, design efficient data pipelines, and build backend services that power analytics, reports, and ERP workflows. The ideal candidate is strong in Python, excellent with data and databases, and capable of owning features end-to-end.

Key Responsibilities

• Analyze large datasets to identify trends, inconsistencies, and operational insights.
• Design, build, and maintain backend services and REST APIs using Python and FastAPI.
• Perform advanced data manipulation and aggregation using Pandas, NumPy, and SQL.
• Design and optimize data pipelines for analytics, reporting, and downstream systems.
• Implement automated data quality checks, validations, and monitoring scripts.
• Work closely with product, application, and business teams to translate raw data into clear, actionable outputs.
• Optimize query performance across relational and analytical databases.
• Expose processed data and insights via APIs or dashboards for consumption by web or ERP applications.
• Ensure high standards of code quality, performance, scalability, and maintainability.
• Write clear documentation for APIs, data flows, and processing logic.

Required Skills & Qualifications

• 4–8 years of strong, hands-on experience with Python in production systems.
• Excellent experience with data handling, processing, and large datasets.
• Strong experience building APIs using FastAPI (or similar frameworks).
• Deep expertise in Pandas, NumPy, and SQL.
• Solid experience with MySQL and PostgreSQL.
• Experience working with analytical or reporting workloads.
• Strong understanding of data modeling, joins, aggregations, and performance tuning.
• Proficiency with Git and collaborative development workflows.
• Strong analytical and problem-solving skills with the ability to work independently.

Good to Have

• Experience with ClickHouse, Databricks, or Elasticsearch.
• Exposure to data engineering concepts such as ETL/ELT, batch processing, and data pipelines.
• Experience with workflow orchestration tools (Airflow, Prefect, Dagster).
• Familiarity with data visualization libraries (Plotly, Matplotlib, Seaborn).
• Experience with AWS services (S3, EC2, RDS, Lambda).
• Prior experience integrating data services into ERP or business applications.

Soft Skills

• Strong analytical mindset and attention to detail.
• High ownership and accountability.
• Ability to work independently with minimal supervision.
• Clear communication and documentation skills.
• Proactive, solution-oriented approach.

Company Description

KogniVera is an India-based technology consulting and services company that specializes in conceptualization, design, engineering, and management of digital products. The company brings rich experience and expertise to address the growth needs of enterprises in dynamic industries such as Retail, Financial Services, Insurance, and Healthcare. KogniVera has an unwavering obsession with customer success and a partnership mindset dedicated to achieving unparalleled success in the digital landscape.

Role Description

This is a full-time on-site Java Spring Boot Lead role located in Bangalore. The Java Spring Boot Lead will also collaborate with cross-functional teams and stakeholders to identify, design, and implement new features and functionality.

Fulltime role

Location: Bengaluru-Onsite, India fulltime, Onsite.

Skills Set Required: 5+ years of experience.

Very Strong at core java.

Having sound knowledge in spring boot.

Hands on experience in creating framework.

Cloud knowledge.

Good understanding of Design patterns.

Must have worked on at least 2-3 project.

Please share your updated resume and the details.

mgarg@#kognivera.com

Website : https://kognivera.com

• Expertise in Java Microservices, Spring, Spring boot MongoDB and Redis 
• Hands-on programming skills
• Proficient communication skills

Required Skills

• Proficiency in CS concepts such as Data Structures, Algorithms and Operating systems.
• More than 2 years of experience in a development Team with very good knowledge and hands-on experience using Java technologies.
• Knowledge of Java MVC Framework Spring MVC / Spring Boot.
• Good SQL and NoSQL skills
• Knowledge of/experience developing Web APIs using RESTFUL services.
• Deep expertise in at least one programming language & tech stack to write maintainable, scalable, unit-tested code - preferably Java.

Good to Have

• Strong object-oriented design skills, knowledge of design patterns, and an uncanny ability to design intuitive module and class-level interfaces.
• Participation in open source projects.
• Active involvement in solving problems on Github, Stackoverflow and similar other community groups
• Hands on experience on PubSub patterns such as Kafka / RMQ
• Experience with full life cycle development in any programming language on a Linux platform

Responsibilities and Duties

• You will translate high level business problems into scalable design and code.
• Create libraries & Utilities for larger consumption.
• Should understand and have knowledge on the application security practices/vulnerabilities.
• You will write performant, unit-tested code, develop object-oriented models and design data structure for new software projects taking systems aspects into account.