Back End Developer

Strong Senior Backend Engineer profiles

Mandatory (Experience 1) – Must have 5+ years of hands-on Backend Engineering experience building scalable, production-grade systems

Mandatory (Experience 2) – Must have strong backend development experience using one or more frameworks (FastAPI / Django (Python), Spring (Java), Express (Node.js).

Mandatory (Experience 3) – Must have deep understanding of relevant libraries, tools, and best practices within the chosen backend framework

Mandatory (Experience 4) – Must have strong experience with databases, including SQL and NoSQL, along with efficient data modeling and performance optimization

Mandatory (Experience 5) – Must have experience designing, building, and maintaining APIs, services, and backend systems, including system design and clean code practices

Mandatory (Domain) – Experience with financial systems, billing platforms, or fintech applications is highly preferred (fintech background is a strong plus)

Mandatory (Company) – Must have worked in product companies / startups, preferably Series A to Series D

Mandatory (Education) – Candidates from Tier - 1 engineering institutes (IITs, BITS, are highly preferred)

Senior Python Django Developer 

Experience: Back-end development: 6 years (Required)

Location:  Bangalore/ Bhopal

Job Description:

We are looking for a highly skilled Senior Python Django Developer with extensive experience in building and scaling financial or payments-based applications. The ideal candidate has a deep understanding of system design, architecture patterns, and testing best practices, along with a strong grasp of the start-up environment.

This role requires a balance of hands-on coding, architectural design, and collaboration across teams to deliver robust and scalable financial products.

Responsibilities:

• Design and develop scalable, secure, and high-performance applications using Python (Django framework).
• Architect system components, define database schemas, and optimize backend services for speed and efficiency.
• Lead and implement design patterns and software architecture best practices.
• Ensure code quality through comprehensive unit testing, integration testing, and participation in code reviews.
• Collaborate closely with Product, DevOps, QA, and Frontend teams to build seamless end-to-end solutions.
• Drive performance improvements, monitor system health, and troubleshoot production issues.
• Apply domain knowledge in payments and finance, including transaction processing, reconciliation, settlements, wallets, UPI, etc.
• Contribute to technical decision-making and mentor junior developers.

Requirements:

• 6 to 10 years of professional backend development experience with Python and Django.
• Strong background in payments/financial systems or FinTech applications.
• Proven experience in designing software architecture in a microservices or modular monolith environment.
• Experience working in fast-paced startup environments with agile practices.
• Proficiency in RESTful APIs, SQL (PostgreSQL/MySQL), NoSQL (MongoDB/Redis).
• Solid understanding of Docker, CI/CD pipelines, and cloud platforms (AWS/GCP/Azure).
• Hands-on experience with test-driven development (TDD) and frameworks like pytest, unittest, or factory_boy.
• Familiarity with security best practices in financial applications (PCI compliance, data encryption, etc.).

Preferred Skills:

• Exposure to event-driven architecture (Celery, Kafka, RabbitMQ).
• Experience integrating with third-party payment gateways, banking APIs, or financial instruments.
• Understanding of DevOps and monitoring tools (Prometheus, ELK, Grafana).
• Contributions to open-source or personal finance-related projects.

Job Types: Full-time, Permanent

Schedule:

• Day shift

Supplemental Pay:

• Performance bonus
• Yearly bonus

Ability to commute/relocate:

• JP Nagar, 5th Phase, Bangalore, Karnataka or Indrapuri, Bhopal, Madhya Pradesh: Reliably commute or willing to relocate with an employer-provided relocation package (Preferred)

Job Title: Back-End Developer

Location: Bengaluru, India 

Open Positions - 5

Company Overview:

IAI Solution Pvt Ltd, operates at the edge of applied AI where foundational research meets real-world deployment. We craft intelligent systems that think in teams, adapt with context, and deliver actionable insight across domains.

We are seeking talented Back-End Developers to join our team, where you will play a key role in developing the infrastructure that supports our advanced AI technologies. If you are passionate about back-end development and have a keen interest in AI, this opportunity is perfect for you.

Position Summary: We are looking for an experienced Backend Developer with strong expertise in Python, object-oriented programming (OOP), and FastAPI. The ideal candidate will be responsible for designing, developing, and maintaining high-performance, scalable backend services and APIs using gRPC, REST, and Docker, websockets Protocol Buffers.

Proficiency in working with databases such as SQL, NoSQL, MongoDB, Supabase, and Redis is required. While prior experience in AI-related projects is not mandatory, preference will be given to candidates who have worked on or shown a strong interest in the AI/ML domain.

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Key Responsibilities:

• Develop, test, and maintain scalable back-end systems that power our AI solutions.
• Design and implement RESTful APIs to support front-end applications and third-party integrations.
• Collaborate with cross-functional teams to define technical requirements and deliver high-quality products.
• Optimize back-end performance, ensuring systems are fast, reliable, and scalable.
• Manage and maintain various database systems, including SQL, NoSQL, MongoDB, SuperBase, and Redis.
• Troubleshoot and resolve complex technical challenges, leveraging strong problem-solving and critical thinking skills.
• Handle multiple projects simultaneously, ensuring deadlines are met and quality is maintained.
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Qualifications:

• 2+ years in backend software development.
• Strong proficiency in Python and object-oriented programming.
• Extensive experience with FastAPI  frameworks.
• In-depth knowledge of database technologies, including SQL, NoSQL, MongoDB, SuperBase, and Redis. 
• Demonstrated ability to manage multiple projects in a fast-paced environment.
• Strong analytical and problem-solving skills with a keen eye for detail.
• Interest or experience in AI projects is highly desirable.

Nice to have 

• Design, develop, and maintain high-performance, scalable backend services and APIs using gRPC, REST, and Protocol Buffers.

Perks & Benefits:

• Competitive salary with performance-based bonuses.
• Opportunity to work on cutting-edge AI projects within a talented and innovative team.
• Access to professional development resources, including AI training programs.

Minimum 5 years of experience in NestJS and NodeJS backend development.

● Strong expertise in microservices architecture.

● Proficient in working with SQL databases like PostgreSQL or similar.

● Hands-on experience with ORMs (e.g., TypeORM or other popular ORMs).

● Solid understanding of Swagger for API documentation.

● In-depth knowledge of REST API architecture.

● Basic understanding of Docker/containerization tools.

● Excellent debugging and problem-solving skills.

● Strong communication skills for effective collaboration across teams.

● Sound knowledge of design patterns and backend best practices.

● System design expertise (a strong plus).

● Basic knowledge of frontend technologies like React or Angular (a plus).

About Root Node

We’re an early-stage startup building intelligent tools for planning, scheduling, and optimization—starting with timetabling and warehouse logistics. Backed by deep domain expertise and a growing customer pipeline, we’re now building our core tech team. This is not just a coding job — it's a chance to build something meaningful from the ground up.

About the job

• Design and implement robust backend systems and APIs using Java or similar backend language and Spring Boot or equivalent frameworks
• Integrate backend services with existing custom ERP systems 
• Work closely with the founder on product architecture, feature prioritization, and go-to-market feedback
• Take full ownership of features — from system design and development to deployment and iterative improvements
• Help shape our engineering culture and technical foundations

You're a Great Fit If You:

• Have 3+ years of experience in backend development
• Are strong in Java or similar languages (e.g., Kotlin, Go, Node.js)
• Have solid experience with Spring Boot or equivalent backend frameworks
• Have integrated with ERP or enterprise systems in production environments
• Are comfortable with both SQL (PostgreSQL) and NoSQL (MongoDB)
• Understand REST API development, authentication, Docker
• Have an entrepreneurial mindset — you're excited about ownership, ambiguity, and making decisions that shape the product and company
• Want more than just a job — you want to build, solve, and learn rapidly

What We Offer

• Competitive salary
• High degree of ownership and autonomy
• Ability to shape the tech and product direction from Day 1
• Transparent and fast decision-making culture
• A builder’s environment — solve real-world problems with real impact

Work remotely / Work From Home with BigStep Technologies throughout your tenure.

Desired candidates must have 3-6 years experience as NodeJs Developer.

Roles and responsibilities:

• Responsible for understanding functional and business requirements and translate them into effective code
• Provide support till deployment of code into production.
• Ownership for ensuring code optimization, problem diagnosis, and on-time delivery
• Implement solutions as per the pre-defined framework /guidelines and adherence to processes
• Finding an optimal solution for the problem statement
• Conduct peer code review.

Skills:

• Excellent hands-on experience with Node.Js, Express.Js, JavaScript
• Understanding the nature of asynchronous programming and its quirks and workarounds
• Excellent hands-on experience with MongoDB, Mongo aggregation, MySQL
• Ability to build REST services, Authentications, MVC applications
• Excellent Object Oriented Programming skills and ability to write modular, secure, scalable, and maintainable code
• Experience with Elastic Search, Redis.
• Knowledge about AWS components (S3, EC2, Cloudfront, Redis Clusters, etc.)
• Self-learning abilities are required
• Familiarity with upcoming new technologies is a strong plus

About us:-

Zupee is India's hottest Real Money Gaming Platform

With in 1 yr of start, we just had an initial team of around 30 people, these 30 were successful to bring 10 Million+ users and an overall consumer spend of 1.5 Billion USD on the platform, the journey which needed years to be covered was covered with in 1yr. As we speak today, Zupee has been profitable for almost an year now and has ended the year 2020 with a team size of 70+ and over all growth rate was mapped around 20X.

Our user base has significantly gone up and we have invested highly in technology and have got best in class tech stack, it's time to add the backend developers who can help us scale up the platform so that we can drive profitable growth and become the market leader in our space.

Backend Developer :- (3 - 12 yrs)

What You'll Need?

• Knowledge of languages (JavaScript, Python) and frameworks/systems (nodejs)
• Strong analytical skills and aptitude
• Understanding of data architecture, software design and best coding practices
• Understanding of TCP/IP networking concepts and technologies
• Ability to learn new languages and technologies
• Experience with databases (both SQL and NoSQL)
• Familiarity with Agile development methodologies
• Working knowledge of Linux

We are looking for a Senior Microsoft SQL Developer to design, develop, test, plan, implement and maintain conceptual and logical database models.

For this role, you should know how to analyze system requirements and implement migration methods for existing data. Hands-on experience with SQL Server 2012 and above is also required. Ideally, you are familiar with database design, reviewing code, writing stored procedures, creating and modifying SQL agent jobs, making structural changes to tables and views.

Ultimately, you will develop database solutions to ensure project information is stored effectively and securely.

We’re a fast-growing company with clients in the United States, UK, and Australia. You will join a team of talented developers, quality engineers, product managers whose mission is to impact above 100 million people across the world with technological services by the year 2030.

Working as Senior Microsoft SQL Developer at Navtech, you will:

1. Design conceptual and logical data models and flowcharts.
2. Improve system performance by conducting tests, troubleshooting, and integrating new elements.
3. Design and Build database systems of high availability and quality depending on each end user’s specialized role.
4. Help write and optimize in-application SQL statements.
5. Handle common database procedures such as upgrade, backup, recovery, migration, etc.
6. Ensure performance, security, and availability of databases.
7. Use high-speed transaction recovery techniques and backup data.
8. Provide proactive and reactive data management support and training to users.
9. Determine, enforce and document database policies, procedures, and standards.
10. Perform tests and evaluations regularly to ensure data security, privacy, and integrity.
11. Monitor database performance, implement changes, and apply new patches and versions when required.

1. 5+ years of experience in SQL Server Development with at least 1 year of Lead experience.
2. Advanced experience in database monitoring, troubleshooting, performance tuning, and high availability strategies for SQL Server 2016, SQL Server in Cloud (AWS RDS preferred).
3. Advanced skills in resolving database locking conflicts/blocking and resource utilization.
4. Ability to work with other developers and engineers to analyze database performance and identify problems in areas such as execution plans, index coverage, and SQL server statistics.
5. A thorough understanding of Performance Monitoring, Tuning, and Optimization, using native and third-party monitoring and troubleshooting tools.
6. Advanced knowledge of SQL Server Disaster Recovery (DR) options, Always On availability groups, and experience administering Windows Server, including Active Directory, Failover clustering, database partitioning, security, and encryption (a plus).
7. Experience supporting SSIS, SSRS, replication, database mirroring (a plus).
8. PowerShell scripting experience with the ability to write automated scripts and strong knowledge of system tables and DMV’s is required. (a plus).
9. Administering Microsoft SQL Server databases in a high transaction, 24x7 database environment (a plus).
10. Experience in Postgres, No-SQL databases (a plus).
11. MCSA SQL Server 2012/2016 , MCSE or MCDBA (a plus).
12. Should have excellent logical, analytical, and communication skills with client interaction experience.

Benefits

• Working with industry giants while following your passion for technology.
• Competitive pay package with additional bonus and benefits.
• Performance review and Appraisal Twice a year.
• Family Health Insurance cover for self and family.
• Work with US, UK, and Europe-based industry-renowned clients for exponential technical growth.
• Work with a culturally diverse team from different geographies