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Job Title : Python Developer – API Integration & AWS Deployment

Experience : 5+ Years

Location : Bangalore

Work Mode : Onsite

Job Overview :

We are seeking an experienced Python Developer with strong expertise in API development and AWS cloud deployment.

The ideal candidate will be responsible for building scalable RESTful APIs, automating power system simulations using PSS®E (psspy), and deploying automation workflows securely and efficiently on AWS.

Mandatory Skills : Python, FastAPI/Flask, PSS®E (psspy), RESTful API Development, AWS (EC2, Lambda, S3, EFS, API Gateway), AWS IAM, CloudWatch.

Key Responsibilities :

Python Development & API Integration :

• Design, build, and maintain RESTful APIs using FastAPI or Flask to interface with PSS®E.
• Automate simulations and workflows using the PSS®E Python API (psspy).
• Implement robust bulk case processing, result extraction, and automated reporting systems.

AWS Cloud Deployment :

• Deploy APIs and automation pipelines using AWS services such as EC2, Lambda, S3, EFS, and API Gateway.
• Apply cloud-native best practices to ensure reliability, scalability, and cost efficiency.
• Manage secure access control using AWS IAM, API keys, and implement monitoring using CloudWatch.

Required Skills :

• 5+ Years of professional experience in Python development.
• Hands-on experience with RESTful API development (FastAPI/Flask).
• Solid experience working with PSS®E and its psspy Python API.
• Strong understanding of AWS services, deployment, and best practices.
• Proficiency in automation, scripting, and report generation.
• Knowledge of cloud security and monitoring tools like IAM and CloudWatch.

Good to Have :

• Experience in power system simulation and electrical engineering concepts.
• Familiarity with CI/CD tools for AWS deployments.

Job Title - Senior Backend Engineer

About Tazapay 

Tazapay is a cross border payment service provider. They offer local collections via local payment methods, virtual accounts and cards in over 70 markets. The merchant does not need to create local entities anywhere and Tazapay offers the additional compliance framework to take care of local regulations and requirements. This results in decreased transaction costs, fx transparency and higher auth rates. 

They are licensed and backed by leading investors.   www.tazapay.com 

What’s exciting waiting for You? 

This is an amazing opportunity for you to join a fantastic crew before the rocket ship launch. It will be a story you will carry with you through your life and have the unique experience of building something ground up and have the satisfaction of seeing your product being used and paid for by thousands of customers. You will be a part of a growth story be it anywhere - Sales, Software Development, Marketing, HR, Accounting etc. 

We believe in a culture of openness, innovation & great memories together. 

Are you ready for the ride? 

Find what interesting things you could do with us. 

About the Backend Engineer role

Responsibilities (not exhaustive)

• Design, write and deliver highly scalable, reliable and fault tolerant systems with minimal guidance 
• Participate in code and design reviews to maintain our high development standards
• Partner with the product management team to define and execute the feature roadmap
• Translate business requirements into scalable and extensible design
• Proactively manage stakeholder communication related to deliverables, risks, changes and dependencies
• Coordinate with cross functional teams (Mobile, DevOps, Data, UX, QA etc.) on planning and execution
• Continuously improve code quality, product execution, and customer delight
• Willingness to learn new languages and methodologies
• An enormous sense of ownership
• Engage in service capacity and demand planning, software performance analysis, tuning and optimization

The Ideal Candidate

Education

• Degree in Computer Science or equivalent with 5+ years of experience in commercial software development in large distributed systems

Experience

• Hands-on experience in designing, developing, testing and deploying applications on Golang, Ruby,Python, .Net Core or Java for large scale applications
• Deep knowledge of Linux as a production environment
• Strong knowledge of data structures, algorithms, distributed systems, and asynchronous architectures
• Expert in at least 1 of the following languages: Golang, Python, Ruby, Java, C, C++
• Proficient in OOP, including design patterns. 
• Ability to design and implement low latency RESTful services
• Hands-on coder who has built backend services that handle high volume traffic.
• Strong understanding of system performance and scaling
• Possess excellent communication, sharp analytical abilities with proven design skills, able to think critically of the current system in terms of growth and stability
• Data modeling experience in both Relational and NoSQL databases
• Continuously refactor applications to ensure high-quality design
• Ability to plan, prioritize, estimate and execute releases with good degree of predictability
• Ability to scope, review and refine user stories for technical completeness and to alleviate dependency risks
• Passion for learning new things, solving challenging problems
• Ability to get stuff done!

Nice to have

• Familiarity with Golang ecosystem
• Familiarity with running web services at scale; understanding of systems internals and networking are a plus
• Be familiar with HTTP/HTTPS communication protocols.

Abilities and Traits

• Ability to work under pressure and meet deadlines
• Ability to provide exceptional attention to details of the product.
• Ability to focus for extended periods of repetitious activity.
• Ability to think ahead and anticipate problems, issues and solutions
• Work well as a team player and help the team members to resolve issues
• Be committed to quality and be structured in approach
• Excellent and demonstrable concept formulation, logical and analytical skills
• Excellent planning, organizational, and prioritization skills

Location - Chennai - India

Join our team and let's groove together to the rhythm of innovation and opportunity!

Your Buddy

Tazapay

Roles & Responsibilities:

• Write well-designed, testable, efficient, and high-quality code.
• Design (LLD & HLD) and architect technical solutions for the business problems of a large-scale system.
• Prepare and produce releases of software components.
• Support continuous improvement by investigating alternatives and technologies.
• Contribute to all phases of the development lifecycle.
• Lead the backend engineering team with examples.

Requirements:

• 5+ years’ experience under your belt developing performance-critical applications that run in a production environment using Node.Js
• Expertise in Database modeling, preferably relational DB, spotting DB bottlenecks, and writing optimized DB queries.
• Expertise in common Cloud technologies, AWS/GCP Knowledge of CI/CD tools and workflows.
• Knowledge in one or more of the following: NoSQL (especially, but not only Redis), Queueing system experience (Kafka, RabbitMQ, ActiveMQ, MSMQ)
• Good stakeholder management skills, with an ability to build trust and rapport with internal and external stakeholders
• It is good to have knowledge of Kubernetes and Docker and related deployment technologies.

Job Description

We are looking for a ROR developer. If you're a creative problem solver who is eager to develop amazing products and hungry for a new adventure, a word class workplace is waiting for you.

• Production experience in Ruby.
• A completed technical degree in Computer Science or any related fields.
• 3+ years of professional product development experience.
• Being comfortable with microservices architectures, API-based
• You are a pragmatic programmer who understands what is needed to get things done.
• Problem solving and collaborative mindset.
• Experience working with DevOps (Docker, Kubernetes, Terraform).
• Experience with AWS (RDS, DDB, Lambda, CW, EC2, SQS, SNS, Cognito, Kinesis).
• Experience with performance improvements (Caching Techniques, SQL Query Optimization, Performance monitoring and profiling.
• Deep understanding of service-oriented and microservices architectural patterns, troubleshooting methods and best practices.
• Takes end to end ownership of the development and operation of complete features.

Programming Languages: Perl, Python, java. Perl programming with strong OOPs knowledge.

• UI: HTML, JS
• System: Linux must have – good knowledge and shell scripting experience.
• Prior experience in infrastructure automation, monitoring will definitely help.

Description:

The person in this role:

- Will be involved in developing new monitoring scripts, enhancement & defect fixes on existing monitors

- Have to be on-call to support any incoming production/P1 internal issues which need urgent attention (team members are on call for a week and we have a weekly rotation policy within the team)

Preferred skills:

Perl
- Shell scripting

- Unix

- Jenkins

• 3-5 Years of experience in Backend Development.
• Must have experience in Python (FLASK framework).
• Have Deep understanding of how RESTful APIs work.
• Familiar with various design and architectural patterns that can work at scale.
• Sound knowledge of NoSQL/SQL Databases (Mongo DB preferred).
• Strong experience with at-Cloud technology, preferably AWS or GCP or Azure.
• Core experience in developing complex backend systems.
• Communicating complex technical concepts to both technical and non-technical audiences.
• Passionate about application scalability, availability, reliability, and security.

Designing and developing high-volume, low-latency applications for
critical systems and delivering high-availability and performance
• Contributing in all phases of the development lifecycle
• Writing well designed, testable, efficient code
• Test cases should be upto the mark
• Performance tuning knowledge is a must. Experience is an added advantage.
• In Backend – fundamentals of all languages is a must• Good hands-on software development experience with proven working experience
in Python development
• Expert in Python, with knowledge of at least one Python web framework (such
as Django, Flask)
• Familiarity with some ORM (Object Relational Mapper) libraries
• Able to integrate multiple data sources and databases into one system
• Understanding of the threading limitations of Python, and multi-process
architecture
• Strong unit test and debugging skills
• Basic understanding of front-end technologies, such as JavaScript, HTML5, and
CSS3
• Understanding of memory model/GC from performance point of view.