
Sr. Backend Developer for a Product Based Company ( Node.js )
at Upskillist
Responsibilities:
- Resolve complex technical issues and make design decisions to meet the critical requirements of scalable, highly available, multi-tenant enablement of services in the cloud.
- Independently investigate, present options, review and implement completely new functionality OR re-architect an existing solution to meet growing needs
- You will work closely with other development teams, product management, UX, and QA to define and implement a new product offering while ensuring continued functionality.
- Work with various external (application) teams to integrate with the product and help guide the integration.
- You will implement solutions that include database schema, business logic, and some presentation layer work.
- You will use existing methods and best practices in the software industry to create features and platforms with the highest levels of security, reliability, efficiency, and scalability.
- Experience mentoring senior developers.
Requirements:
- 8+ years of experience in software development experience with a proven track record of making technical decisions
- 8+ years of experience in coding in more than one programming language, e.g. Python, GoLang, node.js, etc
- Intimate working understanding of modern web applications from the database to browser
- Intimate understanding of MongoDB and extensive experience with database-driven applications
- Great problem-solving skills and ability to abstract functional requirements
- Excellent communicator in both technical and non-technical contexts
- Experience designing and improving complex software applications
- Experience coaching and mentoring developers at various levels of experience
- You have a sound understanding of programming fundamentals & their application to highly scalable web-based systems.
- You have successfully led a small agile team.

About Upskillist
About
Providing upskillists globally practical, quality education and learning so they can effect real world change in their lives. Providing employers the ability to upskill their employees so they can recruit and retain more staff and deliver real business ROI. Reach out to [email protected]
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Job Description
Experience: 4 – 8 Years
Location: Hyderabad
Employment Type: Fulltime
Key Responsibilities
- Design, develop, and implement backend services using Java (latest version), Spring Boot, and Microservices architecture.
- Participate in the end-to-end development lifecycle, from requirement analysis to deployment and support.
- Collaborate with cross-functional teams (UI/UX, DevOps, Product) to deliver high-quality, scalable software solutions.
- Integrate APIs and manage data flow between services and front-end systems.
- Work on cloud-based deployment using AWS or GCP environments.
- Ensure performance, security, and scalability of services in production.
- Contribute to technical documentation, code reviews, and best practice implementations.
Required Skills
- Strong hands-on experience with Core Java (latest versions), Spring Boot, and Microservices.
- Solid understanding of RESTful APIs, JSON, and distributed systems.
- Basic knowledge of Kubernetes (K8s) for containerization and orchestration.
- Working experience or strong conceptual understanding of cloud platforms (AWS / GCP).
- Exposure to CI/CD pipelines, version control (Git), and deployment automation.
- Familiarity with security best practices, logging, and monitoring tools.
Preferred Skills
- Experience with end-to-end deployment on AWS or GCP.
- Familiarity with payment gateway integrations or fintech applications.
- Understanding of DevOps concepts and infrastructure-as-code tools (Added advantage).
About the Role:
We are seeking a highly skilled and passionate Full Stack MERN Developer to join our growing development team. The ideal candidate will be proficient in JavaScript and have experience working with both MongoDB and PostgreSQL databases. As a Full Stack Developer, you will be responsible for designing, developing, and maintaining scalable and performant web applications across our product verticals.
Responsibilities:
- Collaborate with product managers, designers, and other developers to design and develop full-stack web solutions.
- Build responsive, user-friendly interfaces using React.js.
- Develop robust and scalable backend services using Node.js and Express.js.
- Design, implement, and manage databases using MongoDB and PostgreSQL.
- Develop and integrate RESTful APIs and third-party services.
- Ensure cross-platform optimization for mobile responsiveness.
- Write clean, maintainable, and well-documented code.
- Conduct code reviews, unit testing, and performance tuning.
- Troubleshoot, debug, and upgrade existing applications.
- Ensure security and data protection best practices.
Requirements:
- 1-5 years of experience as a Full Stack Developer (preferably MERN stack).
- Proficient in JavaScript, both frontend and backend.
- Strong experience with React.js, Node.js, and Express.js.
- Working knowledge of MongoDB and PostgreSQL.
- Familiarity with version control systems (e.g., Git).
- Understanding of server-side architecture and RESTful APIs.
- Familiarity with cloud platforms (e.g., AWS, or GCP) is an advantage.
- Good understanding of security and performance optimization.
About this roleWe are seeking an experienced MongoDB Developer/DBA who will be
responsible for maintaining MongoDB databases while optimizing performance, security, and
the availability of MongoDB clusters. As a key member of our team, you’ll play a crucial role in
ensuring our data infrastructure runs smoothly.
You'll have the following responsibilities
Maintain and Configure MongoDB Instances - Responsible for build, design, deploy,
maintain, and lead the MongoDB Atlas infrastructure. Keep clear documentation of the
database setup and architecture.
Ownership of governance, defining and enforcing policies in MongoDB Atlas.Provide
consultancy in drawing the design and infrastructure (MongoDB Atlas) for use case.
Service and Governance wrap will be in place to restrict over provisioning for server size,
number of clusters per project and scaling through MongoDB Atlas
Gathering and documenting detailed business requirements applicable to the data
layer.Responsible for designing, configuring and managing MongoDB on Atlas.
Design, develop, test, document, and deploy high-quality technical solutions on the
MongoDB Atlas platform based on industry best practices to solve business needs.
Resolves technical issues raised by the team and/or customer and manages escalations as
required.
Migrate data from on-premise MongoDB and RDBMS to MongoDB AtlasCommunicate
and collaborate with other technical resources and customers in providing timely updates
on status of deliverables, shedding light on technical issues, and obtaining buy-in on
creative solutions.
Write procedures for backup and disaster recovery.
You'll have the following skills & experience
Excellent analytical, diagnostic skills, and problem-solving skills
Should understand the Database concept and develop expertise in designing and
developing NoSQL databases such as MongoDB
MongoDB query operation, import and export operation in database
Experience in ETL methodology for performing Data Migration, Extraction,
Transformation, Data Profiling and Loading
Migrating database by ETL, migrating database by manual process and designing,
development, implementation
General networking skills, especially in the context of a public cloud (e.g. AWS – VPC,
subnets, routing tables, nat / internet gateways, dns, security groups)
Experience using Terraform as an IaC tool for setting up infrastructure on AWS
CloudPerforming database backups and recovery
Competence in at least one of the following languages (in no particular order): Java, C++,
C#, Python, Node.js (JavaScript), Ruby, Perl, Scala, Go
Excellent communication skills, often being able to compromise but draw out risks and
constraints associated with solutions. Be able to work independently and collaborate with
other teams
Proficiency in configuring schema and MongoDB data modeling.
Strong understanding of SQL and NoSQL databases.
Comfortable with MongoDB syntax.
Experience with database security management.
Performance Optimization - Ensure databases achieve maximum performance and
availability. Design effective indexing strategies.
Company Introduction
Mintifi is a growing Fintech startup and has a presence in pan India. We are moving towards lightning fast business loans using data-driven decision-making.
Job Description
We are looking for a Ruby on Rails developer responsible for managing the interchange of data between the server and the users. Your primary focus will be the development of all server-side logic, definition, and maintenance of the central database, and ensuring high performance and responsiveness to requests from the front-end. You will also be responsible for integrating the front-end elements built by your co-workers into the application. Therefore, a basic understanding of front-end technologies is necessary as well.
Responsibilities
- Design, build, and maintain efficient, reusable, and reliable Ruby code
- Integration of data storage solutions
- Integration of user-facing elements developed by front-end developers with server side logic
- Identify bottlenecks and bugs, and devise solutions to these problems
- Help maintain code quality, organization and automatization
Your Opportunity
You will primarily be responsible for implementing features & building platforms to enable on-device and device/server-side combined ML workflows. You will possess strong skills in object-oriented software design and programming. You are excited about developing new features, maintaining existing code, fixing bugs, and contributing to overall system design.
Your Impact
To design, architect, develop and maintain the backend for AI products by working closely with the Engineering Team. To ensure successful consumption of Saarthi.ai technology by APIs, SDKs, or Applications, thereby enabling productization and monetization of the AI solutions.
What You’ll Do
· Work with development teams and product managers to ideate software solutions
· Design server-side architecture
· Along with SAAS application deliverables even the client-side deliverables need to be taken care
· Develop and manage well-functioning databases and applications
· Write effective APIs
· Test software to ensure responsiveness and efficiency
· Troubleshoot, debug and upgrade software
· Create security and data protection settings
· Build features and applications with a mobile responsive design
· Write technical documentation
· Work with data scientists and analysts to improve software
What You Bring
· Proven experience as a Back-End Developer or similar role.
· Experience developing desktop applications.
· Strong working experience with back-end development using Node.JS, JavaScript.
· Strong knowledge of databases (MongoDB, PostgreSQL).
· Experience with System Design and Architecture.
· Familiarity with common stacks.
· Familiarity with Parallel Threading, Concurrent calling and Aggregation Queries.
· Ability to write quality unit tests
· Setting up CI/CD, and integrating with logging and monitoring systems for the products or platforms
· Excellent communication and teamwork skills.
· Degree in Computer Science, Statistics or relevant field
This role is for 1 month where the person will be working from Client site in Paris to understand the system architecture and documenting them. Contract extension for this role will be purely on the performance of individual.
Since the requirement is immediate and critical, we need someone who can join us soon and travel to Paris in December
- Hands on experience handling multiple data sources/datasets
- experience in data/BI architect role
- Expert on SSIS, SSRS, SSAS
- Should have knowledge writing MDX queries
- Technical document preparation
- Should have excellent communication
- Process oriented
- Strong project management
- Should be able to think Out of the Box and provide ideas to have better solutions
- Outstanding team player with positive attitude
Intro
We are looking for an Software Engineer (SDE1) to join our team and drive the technology growth of our pay later platform. At Rely, we want passionate and talented individuals that want a challenge building the next generation payment products for Millennials across Asia. Together we will build the best products using amazing technology.
What will you do
- Design and implement business critical, high performance large scale services.
- Translate business requirements into scalable and extensible design.
- Coordinate with cross functional teams (Data, UX, QA etc.) on planning and execution.
- Continuously improve code quality, product execution and customer delight.
- Proactively manage stakeholder communication related to deliverables, risks, changes and dependencies.
- Building and managing automated build/test/deployment environments.
- Work with team members on functional and nonfunctional requirements and spread goals across the team.
What will you need
- 2+ years of hands-on experience with python and a backend framework (ideally django)
- 1+ years Hands-on experience working with Javascript and JS frameworks (Angular, React)
- Hands-on experience in designing, developing, testing and deploying applications large scale applications in any language or stack
- Experience working with high scale distributed systems.
- Practical knowledge of scalable software design.
- Good working knowledge of AWS
- Proficient with APIs, web protocols, OAuth, git.
- Ability to understand and implement Continuous Integration and Continuous Delivery.
- Well versed with Lean methodologies, TDD and Test Engineering and Automation.
- Ability to design and implement low latency RESTful services.
- Willingness to learn new languages and methodologies.
What would be a bonus
- Experience in production environments with large data sets
- Experience in scaling systems to millions of users.
- Work experience in a fast-growth startup
- Experience in DevOps tools but not limited to Docker, Kubernetes
- Experience in Gunicorn and Nginx
- Demonstrated experience in Development, unit test application modules based on specified design using PHP, AngularJS, NodeJS, HMTL5, CSS, J2EE/DB2 technologies using Agile Methods
Experience with Databases and having good knowledge of database








