AWS Serverless Developer

Job description

● Design effective, scalable architectures on top of cloud technologies such as AWS and Kubernetes

● Mentor other software engineers, including actively participating in peer code and architecture review

● Participate in all parts of the development lifecycle from design to coding to deployment to maintenance and operations

● Kickstart new ideas, build proof of concepts and jumpstart newly funded projects

● Demonstrate ability to work independently with minimal supervision

● Embed with other engineering teams on challenging initiatives and time sensitive projects

● Collaborate with other engineering teams on challenging initiatives and time sensitive projects

Education and Experience

● BS degree in Computer Science or related technical field or equivalent practical experience.

● 9+ years of professional software development experience focused on payments and/or billing and customer accounts. Worked with worldwide payments, billing systems, PCI Compliance & payment gateways.

Technical and Functional

● Extensive knowledge of micro service development using Spring, Spring Boot, Java - built on top of Kubernetes and public cloud computing such as AWS, Lambda, S3.

● Experience with relational databases (MySQL, DB2 or Oracle) and NoSQL databases

● Experience with unit testing and test driven development

Technologies at Constant Contact

Working on the Constant Contact platform provides our engineers with an opportunity to produce high impact work inside of our multifaceted platform (Email, Social, SMS, E-Commerce, CRM, Customer Data Platform, MLBased Recommendations & Insights, and more).

As a member of our team, you'll be utilizing the latest technologies and frameworks (React/SPA, JavaScript/TypeScript, Swift, Kotlin, GraphQL, etc) and deploying code to our cloud-first microservice infrastructure (declarative CI/CD, GitOps managed kubernetes) with regular opportunities to level up your skills.

● Past experience of working with and integrating payment gateways and processors, online payment methods, and billing systems.

● Familiar with integrating Stripe/Plaid/PayPal/Adyen/Cybersource or similar systems along with PCI compliance.

● International software development and payments experience is a plus.

● Knowledge of DevOps and CI/CD, automated test and build tools ( Jenkins & Gradle/Maven)

● Experience integrating with sales tax engines is a plus.

● Familiar with tools like Splunk, New relic or similar tools like datadog, elastic elk, amazon

cloudwatch.

● Good to have - Experience with React, Backbone, Marionette or other front end frameworks.

Cultural

● Strong verbal and written communication skills.

● Flexible attitude and willingness to frequently move between different teams, software architectures and priorities.

● Desire to collaborate with our other product teams to think strategically about how to solve problems.

Our team

● We focus on cross-functional team collaboration where engineers, product managers, and designers all work together to solve customer problems and build exciting features.

● We love new ideas and are eager to see what your experiences can bring to help influence our technical and product vision.

● Collaborate/Overlap with the teams in Eastern Standard Time (EST), USA.

BACKEND DEVELOPER JOB DESCRIPTION

Job Title: Backend Developer - Node.js & MongoDB

Location: Hyderabad

Employment Type: Full-Time

Experience Required: 3–5 Years

About Us

Inncircles – THE INNGINEERING COMPANY

We are a forward-thinking construction-tech innovator building CRM solutions that manage crores of records with precision and speed. Our mission is to revolutionize the construction domain through scalable engineering and robust backend systems. Join us to solve complex challenges and shape the future of data-driven construction tech!

Job Description

We are hiring a Backend Developer with 3–5 years of hands-on experience in Node.js and MongoDB to design, optimize, and maintain high-performance backend systems. You will work on large-scale data processing, external integrations, and scalable architectures while ensuring best coding practices and efficient database design.

Key Responsibilities

Backend Development & Optimization

1. Develop and maintain RESTful/GraphQL APIs using Node.js, adhering to best coding practices and reusable code structures.
2. Write optimized MongoDB queries for collections with crores of records, ensuring efficient data retrieval and storage.
3. Design MongoDB collections, implement indexing strategies, and optimize replica sets for performance and reliability.
4. Scalability & Performance
5. Implement horizontal and vertical scaling strategies to handle growing data and traffic.
6. Optimize database performance through indexing, aggregation pipelines, and query tuning.
7. External Integrations & Debugging
8. Integrate third-party APIs (payment gateways, analytics tools, etc.) and SDKs seamlessly into backend systems.
9. Debug and resolve complex issues in production environments with a systematic, data-driven approach.

AWS & Cloud Services

Work with AWS services like Lambda (serverless), SQS (message queuing), S3 (storage), and EC2 (compute) to build resilient and scalable solutions.

Collaboration & Best Practices

Collaborate with frontend teams to ensure smooth API integrations and data flow.

Document code, write unit/integration tests, and enforce coding standards.

Mandatory Requirements

3–5 years of professional experience in Node.js and MongoDB.

Expertise in:

1. MongoDB: Collection design, indexing, aggregation pipelines, replica sets, and sharding.
2. Node.js: Asynchronous programming, middleware, and API development (Express.js/Fastify).
3. Query Optimization: Writing efficient queries for large datasets (crores of records).
4. Strong debugging skills and experience in resolving production issues.
5. Hands-on experience with external integrations (APIs, SDKs, webhooks).
6. Knowledge of horizontal/vertical scaling techniques and performance tuning.
7. Familiarity with AWS services (Lambda, SQS, S3, EC2).

Preferred Skills

1. Experience with microservices architecture.
2. Knowledge of CI/CD pipelines (GitLab CI, Jenkins).
3. Understanding of Docker, Kubernetes, or serverless frameworks.
4. Exposure to monitoring tools like Prometheus, Grafana, or New Relic.

Why Join Inncircles?

Solve large-scale data challenges in the construction domain.

Work on cutting-edge cloud-native backend systems.

Competitive salary, flexible work culture, and growth opportunities.

Apply Now:

If you’re passionate about building scalable backend systems and thrive in a data-heavy environment, share your resume and a GitHub/portfolio link showcasing projects with Node.js, MongoDB, and AWS integrations.

Inncircles – THE INNGINEERING COMPANY

📍 Hyderabad | 🚀 Building Tomorrow’s Tech Today

Role : Java Fullstack Developer

Location : G. noida

Budget: 1.3 LPM

Experience: 5+ years

Add PAN no & DOJ on CV

Candidate must have knowledge of JAVA / J2EE.    

Executes the development, Maintenance, and enhancement of varying complexity levels across platform systems.  

Translate the business requirements and specifications into related solutions designs to understand business needs and functional specifications. 

Write and review technical documents, including design, developments, and code review.  

Good to have knowledge of AWS, SPRING BOOT HIBERNATE, REST API .

Candidate should be able to understand Microservices architecture, continuous integration and deployment mechanism.

• Key Technical Skills: Deep experience on Performance Engineering with understanding of Java/J2EE technologies.
• Experienced in defining and realizing end-to-end Technical Architecture for large scale real- time enterprise Ability to identify and define non-functional requirements and design systems to meet the same.
• Ability to review existing Architectures and identify Risks, Trade-offs, and share recommendations for addressing the identified
• Demonstrate strong understanding of cloud architecture considerations when scaling and tuning application deployments. Must have hands on experience working on any of the Cloud deployments on AWS or
• Good experience on leveraging APM tools to provide deep dive analysis on performance problems. Deep understanding of the dashboards which can be built for CIO level interactions. Must have relevant experience on APM tools like Dynatrace or AppDynamics.
• Experience in performance optimization of J2EE systems on any of different types of application servers - WebLogic, WebSphere, JBoss etc. Deep expertise in any one of the application servers is a
• Experience in creating and reviewing technical documents like Architecture blueprint, Design specifications, Deployment
• Experience on working on Performance Testing Projects. Fair understanding of Performance Testing tools - Apache JMeter /Gatling/ HP Load Runner for Load testing. Must be in a position to review Performance Testing programs and steer directions towards right Workload Model, appropriate Test and Monitoring Strategy, build performance models and derive at right Capacity Planning.

• Experience in Big Data Analytics like - Apache Kafka, Apache Storm, Apache Hadoop, Apache
• Good skills in RDBMS like: Oracle, MS-SQL, MySQL, Cassandra, and Mongo DB
• Exposure to Agile methodologies & Continuous Integration Tools
• Entrepreneur / Intrapreneur (someone who has built technology teams ground-up, built new solutions from scratch)
• Very sound understanding of technology and have a consultative
• Sound understanding of complex enterprise IT environment and issues faced by CIOs in the digital
• Excellent Pre-sales experience and have played a key role in winning business along with the sales
• Excellent communication, interpersonal, liaison and problem-solving skills with the ability to work in a multi-cultural environment
• Good negotiation skills
• Go getter and results oriented
• High energy level with ability to work well under pressure
• Good relationship building skills. Someone who enjoys CIOs trust and has an ability to develop relationships at all levels (technology teams) of the customer

• HTML/CSS/ES6 Javascript, Java 8 and any Java based web framework
• Adobe experience Manager (AEM) Apache Sling, JCR, OSGI
• Good knowledge in Apache Sling framework
• Good knowledge in Java content repository API
• Good knowledge in Apache Jack rabbbit framework
• Knowledge of OSGI and Declarative Services
• Strong understanding of REST Principles and Hands on experience REST based API  development
•  Knowledge of Patterns and good practices to design and develop quality and clean code
• Experience in Pair programming and code reviews
• Experience with testing at all levels unit, integration, functional and performance
• Experience in Agile Project (Scrum or SAFe) execution is a must
• Familiarity with git, basic git branching strategies, working in a peer-reviewed  environment,able to code to existing patterns/styles
• Familiarity with task management, bug tracking and wiki-based documentation tools like Jiraand confluence

• AEM BE developers must have modern ES6 javascript experience as well as java developer experience
• Must be comfortable working with AEM workflows, scheduled jobs, creating/modifying jcr
• nodes via java code, and accessing REST endpoints via java code
• Ability to create custom AEM CQ components and a good exposure to both core and
•  foundation components that can be inherited in AEM
• Good understanding of AEM web development framework using Apache Sling
• Create multiple OSGI Bundles in the AEM stack based on the requirements of the Project

Job ID: RP1001

Required Experience- 4+ years

Expected joining within two weeks

Preferred Skills:

• Good communication skills in English (Written and Oral)
• Strong knowledge of RDBMS concepts
• Strong analytical and problem-solving skills
• Experience in performance tuning
• Experience in interaction with the customer
• Technical skills Java, HTML, CSS, TypeScript, SpringBoot, Hibernate, Microservices
• Preferred Tools (SVN, GIT, Maven, Jenkins Jira Confluence)
• Ability to explore the application by himself/herself from the training provided

Responsibilities:

• New feature development or enhancement or change request activities (Requirement analysis, Requirement documentation, Design, Coding, Review, Testing and Release process)
• Defect Fixing (Defect analysis, route cause identification, Code change, testing, obtaining user confirmation and release process)
• Support tasks (Ticket analysis, data uploading, performance tuning, job monitoring, any analysis task, ReportGeneration and etc.,)
• Level 2 and Level 3 support (Support process adherence)
• Functional and technical or solution documentation preparation
• Execution will either be Waterfall or Agile
• The process needs to be followed as defined by RBEI or RBEI’s Customer
• Preparation & participation in the project status and review meeting

Job Locations: Bangalore, Pune, Chennai, Dehradun, Mohali, Panchkula, or Gurugram (Currently Remote)