Lead Python Developer

Job Title : Backend / API Developer - Python (FastAPI) / Node.js (Express)

Location : Remote

Experience : 4+ Years

Job Description :

We are looking for a skilled Backend / API Developer - Python (FastAPI) / Node.js (Express) with strong expertise in building secure, scalable, and reliable backend systems. The ideal candidate should be proficient in Python (FastAPI preferred) or Node.js (Express) and have hands-on experience deploying applications to serverless environments.

Key Responsibilities :

• Design, develop, and maintain RESTful APIs and backend services.
• Deploy and manage serverless applications on Cloudflare Workers, Firebase Functions, and Google Cloud Functions.
• Work with Google Cloud services including Cloud Run, Cloud Functions, Secret Manager, and IAM roles.
• Implement secure API development practices (HTTPS, input validation, and secrets management).
• Ensure performance optimization, scalability, and reliability of backend systems.
• Collaborate with front-end developers, DevOps, and product teams to deliver high-quality solutions.

Mandatory Skills :

Python (FastAPI) / Node.js (Express), Serverless Deployment (Cloudflare Workers, Firebase, GCP Functions), Google Cloud Services (Cloud Run, IAM, Secret Manager), API Security (HTTPS, Input Validation, Secrets Management).

Required Skills :

• Proficiency in Python (FastAPI preferred) or Node.js (Express).
• Hands-on experience with serverless platforms (Cloudflare Workers, Firebase Functions, GCP Functions).
• Familiarity with Google Cloud services (Cloud Run, IAM, Secret Manager, Cloud Functions).
• Strong understanding of secure API development (HTTPS, input validation, API keys & secret management).
• Knowledge of API design principles and best practices.
• Ability to work with CI/CD pipelines and modern development workflows.

Preferred Qualifications :

• Strong knowledge of microservices architecture.
• Experience with CI/CD pipelines.
• Knowledge of containerization (Docker, Kubernetes).
• Familiarity with monitoring and logging tools.

Who are we?

Securin is an AI-driven cybersecurity company focused on proactive, adversarial exposure and

vulnerability management. Our mission is to help organizations reduce cyber risk by identifying,

prioritising, and remediating the issues that matter most. Powered by a seasoned team of threat

researchers and status as a Certified Naming Authority (CNA), Securin combines artificial intelligence

/ machine learning, threat intelligence, and deep vulnerability research (including the Dark Web) to

deliver an adversarial approach to cyber defence. We help enterprises shift from reactive patching

to strategic, risk-based exposure and vulnerability management – driving smarter security decisions

and faster remediation.

What do we promise?

We are a highly effective tech-enabled cybersecurity solutions provider and promise continual

security posture improvement, enhanced attack surface visibility, and proactive prioritised

remediation for every one of our client businesses.

What do we provide?

● A chance to be on the leading edge of cybersecurity and AI

● Ability to have direct impact on company growth and revenue strategy

● An opportunity to mentor and be mentored by experts in multiple disciplines

What do we deliver?

Securin helps organizations to identify and remediate the most dangerous exposures, vulnerabilities,

and risks in their environment. We deliver predictive and definitive intelligence and facilitate

proactive remediation to help organizations stay a step ahead of attackers.

By utilising our cybersecurity solutions, our clients can have a proactive and holistic view of their

security posture and protect their assets from even the most advanced and dynamic attacks.

Securin has been recognized by national and international organizations for its role in accelerating

innovation in offensive and proactive security. Our combination of domain expertise, cutting-edge

technology, and advanced tech-enabled cybersecurity solutions has made Securin a leader in the

industry.

Key Responsibilities:

● Develop and maintain Python-based applications, ensuring high quality, performance, and

maintainability.

● Apply object-oriented programming (OOP) principles and best practices to design and

implement software solutions.

● Collaborate with cross-functional teams to understand project requirements and contribute

to technical discussions.

● Utilize NoSQL databases, particularly MongoDB, to store and retrieve data efficiently.

● Implement and adhere to test-driven development (TDD) methodologies, writing unit tests

and integration tests for robust and reliable code.

● Work closely with team members to review code, provide constructive feedback, and improve

overall code quality.

● Participate in agile development processes, including sprint planning, daily stand-ups, and

retrospectives.

● Communicate effectively with team members and stakeholders to discuss project updates,

challenges, and solutions.

● Demonstrate a proactive attitude towards learning new technologies and acquiring new skills

to enhance professional growth.

● Stay up to date with industry trends, emerging technologies, and best practices in Python

development.

● 5-7 years hands on experience who can lead architect for features/modules, Mentors others

and ensures code quality, Identifies improvements to patterns, architecture, processes and

handles tough problems independently preferred.

● Knowledge of version control systems (e.g., Git) and collaborative development workflows.

● Familiarity with Agile/Scrum methodologies.

Requirements:

● Can articulate and comprehend communications within and outside the team.

● Is participative and able to present information both verbally and in writing in a way that others can easily understand.

● Is able to communicate commitments, set expectations and meet those.

● Ensures that they have the appropriate context and background prior to presenting information.

● Solicits ideas and inputs from other team members.

● Actively pursues opportunities to develop skills.

● Regularly encourages and recognizes others.

● Consistently can be counted on to identify problems when they occur.

● Independently able to research alternatives or define what data is relevant and can collect

appropriate information to bring to the conversation.

● Is able to independently evaluate options and choose the best solution when making a recommendation.

● Seeks out customer requirements and works to meet customer expectations.

● Viewed as effective by the customer.

● Realizes that customer supplier relationships go both ways.

● Effectively leads and motivates a team, sets clear goals and expectations, delegates tasks, and

communicates effectively.

● Actively engages in mentoring relationships, providing guidance and support to mentees,

helping them develop their skills and achieve their goals.

● Identifies improvements to patterns, architecture, processes.

● Handles tough problems independently.

● Influences architecture decisions for product/tech depts.

● Comfortable using frameworks to develop applications, with the ability to configure and utilize

key features and functionalities.

● Able to design and implement database schemas, write complex SQL queries, and perform

basic database administration tasks.

● Able to identify and apply appropriate design patterns in code to solve specific problems,

following best practices.

● Can deploy and manage applications on cloud platforms, utilize cloud services like storage,

messaging, and compute, and understand cloud-native principles to new technologies.

● Strong problem-solving and analytical thinking abilities.

• Bachelor’s degree in computer science, Web Development, or a related field (or equivalent practical experience).
• Minimum of 4 to 8 years of professional experience in Java

development.

• Strong proficiency in Java and object-oriented programming.
• Minimum of 4 years of experience in building microservices with Spring Boot.
• Solid understanding of RESTful APIs and experience with API design and integration.
• Strong problem-solving skills and the ability to think critically.

About Wokelo:

Wokelo is an LLM agentic platform for investment research and decision making. We automate complex research and analysis tasks traditionally performed by humans. Our platform is leveraged by leading Private Equity firms, Investment Banks, Corporate Strategy teams, Venture Capitalists, and Fortune 500 companies.

With our proprietary agentic technology and state-of-the-art large language models (LLMs), we deliver rich insights and high-fidelity analysis in minutes—transforming how financial decisions are made.

Headquartered in Seattle, we are a global team backed by renowned venture funds and industry leaders. As we rapidly expand across multiple segments, we are looking for passionate individuals to join us on this journey.

Requirements:

• 0-1 years of experience as a Software Developer.
• Bachelor’s or Master’s degree in Computer Science or related field.
• Proficiency in Python with strong experience in Django Rest Framework.
• Hands-on experience with Django ORM.
• Ability to learn quickly and adapt to new technologies.
• Strong problem-solving and analytical skills.
• Knowledge of NLP, ML models, and related engineering practices (preferred).
• Familiarity with LLMs, RLHF, transformers, embeddings (a plus).
• Prior experience in building or scaling a SaaS platform (a plus).
• Strong attention to detail with experience integrating testing into development workflows.

Key Responsibilities:

• Develop, test, and maintain scalable backend services and APIs using Python (Django Rest Framework).
• Work with Django ORM to build efficient database-driven applications.
• Collaborate with cross-functional teams to design and implement features that enhance the Wokelo platform.
• Contribute to NLP engineering and ML model development to power GenAI solutions (preferred but not mandatory).
• Ensure testing and code quality are embedded into the development process.
• Research and adopt emerging technologies, providing innovative solutions to complex problems.
• Support the transition of prototypes into production-ready features on our SaaS platform.
• Perform adhoc tasks as and when required/assigned by manager.

Why Join Us?

• Opportunity to work on a first-of-its-kind Generative AI SaaS platform.
• A steep learning curve in a fast-paced, high-growth startup environment.
• Exposure to cutting-edge technologies in NLP, ML models, LLM Ops, and DevOps.
• Collaborative culture with global talent and visionary leadership.
• Full health coverage, flexible time-off, and remote work culture.

WHO YOU ARE

To be successful in this role, you’ll need to have the following skills:

·         Love for coding: A fanatic about writing beautiful and scalable code.

·         A sense of analytics: Strong analytical and troubleshooting skills. Should be resourceful, innovative and inventive.

·         Dynamic: Should be comfortable in dealing with lots of moving pieces. Have exquisite attention to detail, and are comfortable learning new technologies and systems. 

·         Team player: Knack for influencing without being authoritative. Pitch in wherever the team needs help, from writing blog posts to supporting customers.

·         Accountability: High sense of ownership for your code and relentlessness to deliver projects with high business impact. 

KEY QUALIFICATIONS

·         BE/BTech in Computer Science or related field. 

·         5+ years of professional production and development experience with leading-edge server and database technologies (e.g., Python, Java, Node.js, Scala, Spring Boot, MySQL, and NoSQL databases).

KEY SKILLS

·         Strong computer system analysis and design skills in current methodologies and patterns Experience with professional production cloud (AWS preferred).

·         Experience with RESTful Services and APIs.

Role & Responsibilities:

• Individuals are responsible for all traditional development activities analysis, design, coding, testing, and documentation.
• Add new features to existing Windows and Web-based applications in Visual Studio 2019. Interacting with internal team.
• Transform business and design needs into innovative products.
• Drive all projects to completion within deadlines.
• Perform thorough testing to find issues ahead of time.
• Engineering software needs more precise analysis & coding skillset 
• Enhance skillset by working with fortune 500 clients
• Interacting with internal team. 

Qualifications:

• B.E in computer science or related fields.
• Hand on development experience with web & database technologies (MS SQL).
• Excellent programming & communication skills Strong problem solving, judgmental, and decision-making skills.
• Ability to work at the tactical and strategic levels of IT initiatives.
• Impressive hands-on experience in .Net technologies. Impressive hands-on experience and knowledge with C#, SQL, JSON, XML, Win Forms & MVC, Angular, JavaScript, jQuery , HTML/CSS.
• Self-Motivated, flexible & Innovative.

• Managing the interchange of data between the server and the users.
• Development of all server-side logic, ensuring high performance and responsiveness to requests from the front-end 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.
• Writing reusable, testable, and efficient code.
• Design and implementation of low-latency, high-availability, and performant applications.
• Integration of user-facing elements developed by front-end developers with server-side logic
• Implementation of security and data protection.

• Should have worked on the Django REST framework.
• Familiarity with some Pandas, Numpy, text parsing/mining and 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
• Good understanding of server-side templating languages
• Worked on Amazon cloud solutions
• Understanding of accessibility and security compliance
• Knowledge of user authentication and authorization between multiple systems, servers, and environments
• Understanding of fundamental design principles behind a scalable application
• Familiarity with event-driven programming in Python
• Able to create database schemas that represent and support business processes
• Strong unit test and debugging skills
• Proficient understanding of code versioning tool
• Excellent written and verbal communication skills.
• Should know about HDL and LLD.
• Should know about making python packages
• Should have worked on microservice-based Architecture