Junior Full Stack Developer | Middle East

We’re building a powerful, AI-driven communication platform — a next-generation alternative to RingCentral or 8x8 — powered by OpenAI, LangChain, and SIP/WebRTC. We're looking for a Full-Stack Software Developer who’s passionate about building real-time, AI-enabled voice infrastructure and who’s excited to work in a fast-moving, founder-led environment.

This is an opportunity to build from scratch, take ownership of core systems, and innovate on the edge of VoIP + AI.

What You’ll Do

• Design and build AI-driven voice and messaging features (e.g. smart IVRs, call transcription, virtual agents)
• Develop backend services using Python, Node.js, or Golang
• Integrate OpenAI, Whisper, and LangChain with real-time VoIP systems like Twilio, SIP, or WebRTC
• Create scalable APIs, handle call logic, and build AI pipelines
• Collaborate with the founder and early team on product strategy and infrastructure
• Participate in occasional in-person strategy meetings (Delhi, Bangalore, or nearby)

Must-Have Skills

• Strong programming experience in Python, Node.js, or Go
• Hands-on experience with VoIP/SIP, WebRTC, or tools like Twilio, Asterisk, Plivo
• Experience integrating with LLM APIs, OpenAI, or speech-to-text models
• Solid understanding of backend design, Docker, Redis, PostgreSQL
• Ability to work independently and deliver production-grade code

Nice to Have

• Familiarity with LangChain or agent-based AI systems
• Knowledge of call routing logic, STUN/TURN, or media servers (e.g. FreeSWITCH)
• Interest in building scalable cloud-first SaaS products

Work Setup

• 🏠 Remote work (India-based, must be reachable for meetings)
• 🕐 Full-time role
• 💼 Direct collaboration with founder (technical)
• 🧘‍♂️ Flexible hours, strong ownership culture

Mandatory Skills

• Backend: Java, Spring Boot
• Frontend: Angular
• Database: Oracle / SQL
• Node js

Job Description

Contribute to all software-development life-cycle phases including: domain and non-domain problem analysis, solution requirement gathering and analysis, solution design, implementation, code review, source-code control, source building deployment, validation, QA support, and production support.

Essential Duties and Responsibilities

•⁠ ⁠Maintain and enhance multi-tier messaging application suites (Java EE, Springframework, WAS, Oracle, DB2, MQ)

•⁠ ⁠Build and maintain IRIS4Health middle-tier message applications (IRIS Interop/Cache; Java, Drools, Kafka, Restful, MLLP, SQL)

•⁠ ⁠Build and maintain multi-tier Clinical Toxicology application (Angular, Java EE, Springframework, WAS, RHOS, Cache, SQL)

•⁠ ⁠Maintain stat-tracking application (two-tier Delphi, MySQL)

•⁠ ⁠Maintain and enhance Cytogenetics three-tier application (Java EE, WAS, DB2, Oracle, SQL, )

•⁠ ⁠Maintain and enhance Fibrosure application (Java EE, WAS, Derby)

•⁠ ⁠Define develop, validate, and release software products via agile processes for small and large projects

•⁠ ⁠Support applications and people via Kanban processes

•⁠ ⁠Collaborate with laboratory users to analyze problems, design and implement solutions for enterprise systems

•⁠ ⁠Provide support and troubleshooting of production systems according to an on-call schedule

•⁠ ⁠Document problem analysis, solution design, implementations, and system support guidelines

•⁠ ⁠Coach and train team members across lab system organizations to support and develop Java applications

•⁠ ⁠Communicate effectively and constructively with developers, QA, business analysts, and system users

•⁠ ⁠Design and depict via UML relational DB table models, object-oriented class models, messaging models, configuration models

•⁠ ⁠Understand, document, support, and improve inherited code and processes

•⁠ ⁠Help document knowledge and discovery with peer developers

Minimum Requirements

•⁠ ⁠Solid Java EE experience (Servlets, JMS, JSP, EJB, JCA, and JPA) development and support

•⁠ ⁠Solid InfoSystems Cache/IRIS for Health development and support

•⁠ ⁠A minimum of 1 years of JPA/ORM (Hibernate), Junit, XML/XSD, JSON experience or equivalent

•⁠ ⁠Solid SQL (and optionally PLSQL) experience

•⁠ ⁠Experience with Oracle DB including explain plan and or other query optimization techniques/tools

•⁠ ⁠Excellent verbal and written communication skills

•⁠ ⁠Strong UML modeling, ER and OO design, and data-normalization techniques

•⁠ ⁠Strong code-factoring philosophies and techniques

•⁠ ⁠Eclipse or NetBeans (or equivalent) IDE

•⁠ ⁠Strong understanding of client/server design, and smart recognition of separation-of-concern like functional behavior versus non-functional performance

Desired Requirements

•⁠ ⁠Java EE, Angular

•⁠ ⁠InfoSystem's Cache and/or IRIS for Health

•⁠ ⁠Springframework

•⁠ ⁠Modern deployment architectures using containers, API Gateways, load balancers, and AWS cloud based environments

•⁠ ⁠WebSphere or WebLogic, RHOS

•⁠ ⁠RESTful Web Services

•⁠ ⁠JMS interfacing, Apache Kafka, and IBM MQ

•⁠ ⁠Node.js/NPM, Bootstrap, or similar frameworks

•⁠ ⁠Git/BitBucket (git flow), Maven, Nexus, UCD, Jira (Kanban and SCRUM), agile workflow

•⁠ ⁠Unix shell script, DOS script

•⁠ ⁠SQL (optionally PLSQL)

•⁠ ⁠Design patterns

•⁠ ⁠HTML5, CSS3, and TypeScript development

•⁠ ⁠Ability to transform specific domain requirements into generalized technical requirements, and design and implement abstract solutions that are understandable and scalable in performance and reuse

•⁠ ⁠HL7 and/or Healthcare and/or Clinical Toxicology

•⁠ ⁠Oracle, MySQL, Derby DB

Job Title: Full Stack Developer - SDE 2

Responsibilities

• Lead design and delivery of complex end-to-end features across frontend, backend, and data layers.
• Make strategic architectural decisions on frameworks, datastores, and performance patterns.
• Review and approve pull requests, enforcing clean-code guidelines, SOLID principles, and design patterns.
• Build and maintain shared UI component libraries and backend service frameworks for team reuse.
• Identify and eliminate performance bottlenecks in both browser rendering and server throughput.
• Instrument services with metrics and logging, driving SLIs, SLAs, and observability.
• Define and enforce comprehensive testing strategies: unit, integration, and end-to-end.
• Own CI/CD pipelines, automating builds, deployments, and rollback procedures.
• Ensure OWASP Top-10 mitigations, WCAG accessibility, and SEO best practices.
• Partner with Product, UX, and Ops to translate business objectives into technical roadmaps.
• Facilitate sprint planning, estimation, and retrospectives for predictable deliveries.
• Mentor and guide SDE-1s and interns; participate in hiring.

Qualifications & Skills

• 3–5 years building production Full stack applications end-to-end with measurable impact.
• Proven leadership in Agile/Scrum environments with a passion for continuous learning.
• Deep expertise in React (or Angular/Vue) with TypeScript and modern CSS methodologies.
• Proficient in Node.js (Express/NestJS) or Python (Django/Flask/FastAPI) or Java (Spring Boot).
• Expert in designing RESTful and GraphQL APIs and scalable database schemas.
• Knowledge of MySQL/PostgreSQL indexing, NoSQL (ElasticSearch/DynamoDB), and caching (Redis).
• Knowledge of Containerization (Docker) and commonly used AWS services such as lambda, ec2, s3, apigateway etc.
• Skilled in unit/integration (Jest, pytest) and E2E testing (Cypress, Playwright).
• Frontend profiling (Lighthouse) and backend tracing for performance tuning.
• Secure coding: OAuth2/JWT, XSS/CSRF protection, and familiarity with compliance regimes.
• Strong communicator able to convey technical trade-offs to non-technical stakeholders.
• Experience in reviewing pull requests and providing constructive feedback to the team.

Qualities we'd love to find in you:

• The attitude to always strive for the best outcomes and an enthusiasm to deliver high quality software
• Strong collaboration abilities and a flexible & friendly approach to working with teams
• Strong determination with a constant eye on solutions
• Creative ideas with problem solving mind-set
• Be open to receiving objective criticism and improving upon it
• Eagerness to learn and zeal to grow
• Strong communication skills is a huge plus

Work Location: Hyderabad

Python Engineer

Job Description:

• Design, develop, and maintain scalable and efficient micro-services using

Python and related frameworks (e.g., Flask, FastAPI,pytest).

• Develop Python scripts and tools to automate deployment, configuration

management, monitoring, and maintenance of our systems.

• Design and implement API automation tests to ensure the reliability and

performance of our software products.

• Troubleshoot and resolve issues related to automation processes,

performance bottlenecks, and system failures.

• Integrate backend automation processes with CI/CD pipelines for seamless

deployment and continuous improvement.

• Optimize and refactor code to improve the scalability and maintainability of

frameworks/services.

• Collaborate with cross-functional teams to understand automation

requirements and design scalable, efficient backend automation solutions.

• Stay up-to-date with the latest industry trends, tools, and technologies

related to python backend frameworks.

Job Requirements:

• Bachelor's degree in Computer Science, Engineering, or related field (or

equivalent experience).

• 3+ Years of experience as a Python Developer with a strong focus on

automation.

• Proficiency in Python programming, including experience with libraries such

as Flask, Django, or FastAPI.

• Understanding of software design principles, data structures, and algorithms.

• Experience with database systems, including SQL and NoSQL databases.

• Familiarity with version control systems, preferably Git.

• Knowledge of containerisation technologies such as Docker.

• Experience with cloud platforms (e.g., AWS, Azure, Google Cloud) and

infrastructure as code (IaC) tools.

• problem-solving skills and the ability to debug complex automation issues.

• Excellent teamwork and communication skills.

• Ability to work in an agile development environment and adapt to changing

requirements.

About Lentra:

Lentra is a new-age, domain-native platform built from the ground up, designed and developed to empower financial institutions with tomorrow’s lending ecosystem, today. With its full-stack, fully digital, secured products and solutions, Lentra is the future of smart, seamless, secure digital lending. 

Our solutions cover the Indian lending stack effectively for digital origination by providing capabilities like eKYC, vKYC, eSign, eNACH, etc., besides MultiBureau(R), a comprehensive BRE for faster decisioning and configurable onboarding workflows. Reliability and minimal TATs are the key takeaways from Lentra’s offerings. 

Our Marquee Clients including the topmost private banks in India are now future ready and encashing business opportunities. Lentra's zero risk instant lending solution will empower the FIs to leapfrog into the future.

About the Role:

Lentra AI Pvt. Ltd looking for a Senior Software Engineer to contribute to the software development life cycle, from design and development to testing, release and maintenance. Software Developer responsibilities include building web application modules and testing features before release. If you have hands-on experience developing software with agile methodologies and are ready to lead our junior developers, we'd like to meet you. Ultimately, you will create, enhance, deploy and maintain functional, secure and high-quality applications

Responsibilities:

The candidate has to perform the below responsibilities:

• Active contribution in designing, developing, testing, deploying and maintaining software
• Collaborate with the team to develop web services, mobile and web applications
• Write well designed, efficient, secure and performant code
• Follow best practices in design and testing
• Review, test and debug team members code
• Actively contribute in writing and updating documents

Candidate requirements:

• Candidates should have a minimum of 5 year of experience in web based development using these technologies:
• Core Java, SpringMVC, Node.js, ORM
• Working knowledge of relational database and noSQL databases, Caching technologies
• RESTful, SOAP, JSON
• Angular, HTML5, CSS
• Proficient understanding of code versioning tools, such as Git
• Knowledge of Agile Scrum development Methodologies
• Integrate applications with network systems, servers, and databases
• Troubleshoot problems with application development and use
• Excellent conceptual, and critical thinking capabilities
• Self-directed and self-motivated with the ability to take charge or play a supporting role
• Strong understanding of product development
• Clear written and verbal communications skills (English), including presentation

Location & commitments:

• This is a Permanent Opportunity.
• Job Location is Pune

Responsibilities:

• Design, develop, and maintain software applications.
• Go the extra mile to identify customer needs and pain-points. 
• Relentless focus on delivering high quality, bug-free code.
• Closely work with the SRE and DevOps team to set up microservices infrastructure. 
• Maintaining and auditing code/design quality as per set guidelines and standards in assigned projects.
• Testing of completed tasks in ongoing projects in the team before sending updates to reporting authority/client.
• Participate in application design, code reviews and documentation.

Requirements:

• Experience in agile development process.
• Excellent knowledge of HTML5, CSS3.
• Excellent knowledge of JavaScript.
• Experience with cross-browser, cross-platform and design constraints on the web
• Good understanding and experience of working on Vue.js/React.js.
• Prior experience building REST APIs
• Hands-on experience with Node.js/Golang/Java + Redis + Elasticsearch.
• Experience with AWS/GCP is a plus
• Knowledge of version control systems like GIT.
• Experience in developing automated unit and functional tests
• A minimum of 1 year of experience is needed.

As a Software Engineer, you will build and scale Clockwork, creating an engaging experience for our users. As one of the first few engineers, you will work on 0 to 1 type projects, partnering closely with our product, design and business teams to build the future of Clockwork.

• Write, test and deploy code to enhance our product
• Design software systems for new features
• Diagnose bugs and system bottlenecks as our product scales
• Work closely with product and design to define our roadmap

• 3+ years of professional experience as a software engineer
• Bachelor’s and/or Master’s degree, preferably in CS, or equivalent experience
• Solid engineering, coding and problem solving skills
• Strong product/business sense
• Excited about working in a fast-paced, dynamic startup environment

Clockwork encourages applications from people of all races, religions, national origins, genders, sexual orientations, gender identities, gender expressions and ages, as well as veterans and individuals with disabilities.