Python Developer

We are looking for a Python Backend Developer to design, build, and maintain scalable backend services and APIs. The role involves working with modern Python frameworks, databases (SQL and NoSQL), and building well-tested, production-grade systems.

You will collaborate closely with frontend developers, AI/ML engineers, and system architects to deliver reliable and high-performance backend solutions.

Key Responsibilities

• Design, develop, and maintain backend services using Python
• Build and maintain RESTful APIs using FastAPI
• Design efficient data models and queries using MongoDB and SQL databases (PostgreSQL/MySQL)
• Ensure high performance, security, and scalability of backend systems
• Write unit tests, integration tests, and API tests to ensure code reliability
• Debug, troubleshoot, and resolve production issues
• Follow clean code practices, documentation, and version control workflows
• Participate in code reviews and contribute to technical discussions
• Work closely with cross-functional teams to translate requirements into technical solutions

Required Skills & Qualifications

Technical Skills

• Strong proficiency in Python
• Hands-on experience with FastAPI
• Experience with MongoDB (schema design, indexing, aggregation)
• Solid understanding of SQL databases and relational data modelling
• Experience writing and maintaining automated tests
• Unit testing (e.g., pytest)
• API testing
• Understanding of REST API design principles
• Familiarity with Git and collaborative development workflows

Good to Have

• Experience with async programming in Python (async/await)
• Knowledge of ORMs/ODMs (SQLAlchemy, Tortoise, Motor, etc.)
• Basic understanding of authentication & authorisation (JWT, OAuth)
• Exposure to Docker / containerised environments
• Experience working in Agile/Scrum teams

What We Value

• Strong problem-solving and debugging skills
• Attention to detail and commitment to quality
• Ability to write testable, maintainable, and well-documented code
• Ownership mindset and willingness to learn
• Teamwork

What We Offer

• Opportunity to work on real-world, production systems
• Technically challenging problems and ownership of components
• Collaborative engineering culture

Job Title : Senior Consultant (Java / NodeJS + Temporal)

Experience : 5 to 12 Years

Location : Bengaluru, Chennai, Hyderabad, Pune, Mumbai, Gurugram, Coimbatore

Work Mode : Remote (Must be open to travel for occasional team meetups)

Notice Period : Immediate Joiners or Serving Notice

Interview Process :

• R1 : Tech Interview (60 mins)
• R2 : Technical Interview
• R3 : (Optional) Interview with Client

Job Summary :

We are seeking a Senior Backend Consultant with strong hands-on expertise in Temporal (BPM/Workflow Engine) and either Node.js or Java.

The ideal candidate will have experience in designing and developing microservices and process-driven applications, as well as orchestrating complex workflows using Temporal.io.

You will work on high-scale systems, collaborating closely with cross-functional teams.

Mandatory Skills :

Temporal.io, Node.js (or Java), React.js, Keycloak IAM, PostgreSQL, Terraform, Kubernetes, Azure, Jest, OpenAPI

Key Responsibilities :

• Design and implement scalable backend services using Node.js or Java.
• Build and manage complex workflow orchestrations using Temporal.io.
• Integrate with IAM solutions like Keycloak for role-based access control.
• Work with React (v17+), TypeScript, and component-driven frontend design.
• Use PostgreSQL for structured data persistence and optimized queries.
• Manage infrastructure using Terraform and orchestrate via Kubernetes.
• Leverage Azure Services like Blob Storage, API Gateway, and AKS.
• Write and maintain API documentation using Swagger/Postman/Insomnia.
• Conduct unit and integration testing using Jest.
• Participate in code reviews and contribute to architectural decisions.

Must-Have Skills :

• Temporal.io – BPMN modeling, external task workers, Operate, Tasklist
• Node.js + TypeScript (preferred) or strong Java experience
• React.js (v17+) and component-driven UI development
• Keycloak IAM, PostgreSQL, and modern API design
• Infrastructure automation with Terraform, Kubernetes
• Experience in using GitFlow, OpenAPI, Jest for testing

Nice-to-Have Skills :

• Blockchain integration experience for secure KYC/identity flows
• Custom Camunda Connectors or exporter plugin development
• CI/CD experience using Azure DevOps or GitHub Actions
• Identity-based task completion authorization enforcement

Job Description:

As a Backend Developer, you will:

• Implement server-side logic to ensure high performance and responsiveness to requests from the front-end.
• Integrate machine learning models for fraud detection, enhancing the security and reliability of our applications.
• Manage database operations, ensuring the integrity, security, and efficiency of data storage and retrieval.
• Collaborate with cross-functional teams to develop and maintain scalable, robust, and secure applications.

Responsibilities:

• Development of all server-side logic, definition, and maintenance of the central database.
• Ensuring high performance and responsiveness to front-end requests.
• Integrating data storage solutions, including databases, key-value stores, blob stores, etc.
• Implementing security and data protection measures.
• Integrating machine learning models for advanced data processing and analysis.

Key Performance Indicators (KPI) For Role:

• Quality and efficiency of backend systems developed.
• Effectiveness in integrating and deploying machine learning models.
• Database performance and security measures.
• Positive feedback from team members and stakeholders.
• Adherence to coding standards and best practices in backend development.

Prior Experience Required:

• Minimum 3+ years of backend development experience.
• Proficient in Node.js or Python (especially Django and Flask frameworks), or/and Go.
• Strong database management skills with both SQL and NoSQL databases.
• Experience in integrating and deploying machine learning models for real-world applications, specifically for fraud detection is highly desirable.
• Familiarity with RESTful API development and microservices architecture.
• Good understanding of asynchronous programming and its workarounds.
• Experience with cloud services (AWS, Azure, GCP) and serverless architectures.

Location:

Hyderabad

Collaboration:

The role involves close collaboration with frontend developers, data scientists, and project managers to ensure the seamless integration of backend services with front-end applications and data analytics models.

Salary:

Competitive, based on experience and market standards.

Education:

• Bachelor's degree in Computer Science, Information Technology, or a related field.

Language Skills:

• Strong command of Business English, both verbal and written, is required.

Other Skills Required:

• Strong analytical and problem-solving skills.
• Proficient understanding of code versioning tools, such as Git.
• Ability to design and implement low-latency, high-availability, and performant applications.
• Knowledge of security compliance and integrated security protocols.
• Familiarity with continuous integration and continuous deployment (CI/CD) pipelines.
• Experience with containerization technologies (Docker, Kubernetes) is a plus.

Other Requirements:

• Proven ability to work in a fast-paced, agile development environment.
• Demonstrated ability to manage multiple projects simultaneously and meet deadlines.
• A portfolio showcasing successful backend projects.

Must Have:

• Thorough experience (Sr. Developer: 3+ years) in core python as well as the Django framework.
• Deep understanding of designing and implementing REST web services/APIs.
• Ability to address authentication and security constraints efficiently.
• Knowledge about Amazon web services and ability to integrate it.
• Ability to write complex python utility scripts.
• Ability to deliver design documentations whenever needed.
• Knowledge of Version Control using SVN/GIT.
• Ability to analyse, debug and resolve basic to complex problems on-demand (independently).

Nice To Have:

• Knowledge with microservice architecture is a BIG plus.
• Knowledge of the docker platform to serve the applications in docker containers and being able to use docker compose will be a plus.
• Leadership and Time Management skills.

Job Description for Senior Python Developer 

Experience: 4 to 7 years

• Must have strong knowledge in Python 2/Python 3
• Must have a strong knowledge of Web development using the Django web framework and API development experience using Django REST API.
• Flask framework or any other framework’s knowledge is great.
• Ability to write reusable, testable, and efficient code
• Team Handling exposure
• Knowledge of Standard databases like MySql, PostgreSQL and NoSQL databases like MongoDB, Firebase, etc. Able to create database schemas that represent and support business processes.
• Understanding of fundamental design principles behind a scalable application
• Must be good at understanding client requirements.
• Good testing/debugging skills using standard python modules/IDEs
• Deployment experience with standard servers like Apache/AWS etc.
• Experience in testing frameworks known in the industry.
• Having good/basic knowledge of Front end Technologies HTML, CSS, Bootstrap, JavaScript is good.
• Proficient understanding of code versioning tools - GIT

The candidate must have experience in coding part and team handling experience both

About SteelEye

SteelEye is a fast growing FinTech company based in London and has offices in Bangalore and Paris, that offers a data platform to help financial institutions such as Investment Banks, Hedge Funds, Brokerage Firms, Asset Management Firms to comply with financial regulations in the European Union. Our clients can aggregate, search, surveillance and report on trade, communications and market data. SteelEye also enables customers to gain powerful insights from their data, helping them to trade with greater efficiency and profitability. The company has a highly experienced management team and a strong board, who have decades of technology and management experience and worked in senior positions at many leading international financial businesses. We are looking to hire a seasoned SRE to join us as we start on our next phase of growth. We have a culture of openness, collaboration, and the passion to get things done whilst appreciating the importance of a good work life balance.

Being part of a start-up can be equally exciting as it is challenging. You will be part of the SteelEye team not just because of your talent but also because of your entrepreneurial flare which we thrive on at SteelEye. This means we want you to be curious, contribute, ask questions and share ideas. We encourage you to get involved in helping shape our business.

What you’ll do

• Deliver plugins for our Python-based ETL pipelines.
• Deliver Python microservices for provisioning and managing cloud infrastructure.
• Implement algorithms to analyse large data sets.
• Draft design documents that translate requirements into code.
• Deal with challenges associated with handling large volumes of data.
• Assume responsibilities from technical design through technical client support.
• Manage expectations with internal stakeholders and context-switch in a fast paced environment.
• Thrive in an environment that uses AWS and Elasticsearch extensively.
• Keep abreast of technology and contribute to the engineering strategy.
• Champion best development practices and provide mentorship.

What we’re looking for

• Experience in o Python 3.
• o Python libraries used for data (such as pandas, numpy).
• o AWS.
• o Elasticsearch.
• o Performance tuning.
• o Object Oriented Design and Modelling.
• o Delivering complex software, ideally in a FinTech setting.
• o CI/CD tools.
• Knowledge of design patterns.
• Sharp analytical and problem-solving skills.
• Strong sense of ownership.
• Demonstrable desire to learn and grow.
• Excellent written and oral communication skills.
• Mature collaboration and mentoring abilities.

About SteelEye Culture

• Work from home until you are vaccinated against COVID-19
• Top of the line health insurance • Order discounted meals every day from a dedicated portal
• Fair and simple salary structure
• 30+ holidays in a year
• Fresh fruits every day
• Centrally located. 5 mins to the nearest metro station (MG Road)
• Measured on output and not input

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