
Fullstack Developer - Electron Application (Contract)
Project Overview
Join an exciting early-stage project developing "Fenrir Security" - an innovative autonomous security testing platform. We're building an Electron-based desktop application that leverages AI to automate security testing processes. This is a contract position with potential for long-term engagement as the product evolves.
Contract Details
- Duration: Initial 4-month contract with possibility of extension
- Work Arrangement: Remote with regular online collaboration
- Compensation: Competitive rates based on experience (₹80,000-₹1,50,000 monthly)
- Hours: Flexible, approximately 40 hours weekly
Role & Responsibilities
- Design and develop a cross-platform Electron application from scratch
- Implement both frontend UI components and backend functionality
- Create integration points for the autonomous testing engine
- Build secure communication protocols between application components
- Develop data visualization components for security testing results
- Implement application packaging and distribution mechanisms
- Work collaboratively with AI/ML specialist and security expert
- Deliver working application builds at regular milestones
- Participate in technical planning and architecture decisions
Skills & Experience
- 3+ years experience building production applications
- Strong proficiency with Electron framework development
- Expertise in JavaScript/TypeScript, HTML/CSS, and Node.js
- Experience with modern frontend frameworks (React preferred)
- Working knowledge of desktop application development challenges
- Familiarity with security tools and applications (preferred)
- Ability to work independently with minimal supervision
- Strong problem-solving abilities and communication skills
Why Join Us
- Work with cutting-edge technologies at the intersection of AI and cybersecurity
- Flexible working arrangements and competitive compensation
- Opportunity to shape a product from its foundation
- Potential for equity or profit-sharing in future funding rounds
- Build portfolio-worthy work in an innovative security product
Selection Process
- Initial screening call
- Technical assessment (paid task)
- Final interview with founder

About Fenrir Security Private Limited
About
Company social profiles
Similar jobs
About Us
Apty is a rapidly scaling SaaS company helping global enterprises accelerate software adoption and digital transformation. With teams across India and the USA, we are building an AI-first Digital Adoption Platform that simplifies user experience, improves productivity, and reduces support overhead. We're on a mission to build a high-performance and people-centric culture that celebrates innovation, diversity, and growth.
Trusted by millions of users worldwide, including Fortune 1000 Companies, Apty empowers employees to excel in their roles by promoting engagement and enhancing data hygiene.
Role Overview
We are looking for a talented Full Stack Developer with 2–5 years of experience to join our dynamic team in Hyderabad.
As a Senior Full Stack Developer at Apty, you will contribute to the design, development, and maintenance of cutting-edge web applications and browser extensions that serve enterprise clients worldwide. You should have strong problem-solving skills and be proficient in both front-end and back-end technologies.
Key Responsibilities
- Develop responsive and user-friendly web interfaces using HTML, CSS, and React.js.
- Build robust server-side applications and APIs using Node.js.
- Design and manage relational databases using SQL.
- Collaborate with cross-functional teams to gather requirements and translate them into technical solutions.
- Debug, troubleshoot, and enhance existing applications for optimal performance and scalability.
- Ensure code quality through reviews, testing, and adherence to best practices.
- Stay updated with the latest trends and technologies.
Education Qualifications:
- Bachelor's degree in Computer Science, Engineering, or a related field.
Requirements
- Strong programming and problem-solving skills.
- Proficiency in HTML, CSS, and React.js for front-end development.
- Experience with Node.js for back-end development.
- Good understanding of relational databases, including SQL.
- Familiarity with RESTful APIs and web application architecture.
Benefits
- An opportunity to work with a fast-growing SaaS company impacting millions of users globally.
- A collaborative and inclusive work environment.
- Opportunities for professional growth and skill development.
- Competitive salary and benefits package.
Position Responsibilities
- Be honest, reliable & consistent
- Write efficient & clean code
- Have a strong sense of ownership
- Be a part of development & maintenance of Pluang web app, Operations dashboard and other 3rd party products we own
- Contribute to improving the quality of engineering process & engineering culture
Position Requirements
- Strong in data structure and algorithms
- Experience in Node.js, Express, API Design & DOM
- Understanding of component based design or other design patterns
- Experience with unit testing, integration testing & continuous integration
- RDBMS and NoSQL databases preferably PostgreSQL, MongoDB
- Good to have passion for investing
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
Proven experience leading all aspects of web or mobile apps, from definition to operations, and can guide our product through scale and avoid common pitfalls.
- 4-6 years of experience as a full-stack engineer with in-depth knowledge of modern tech stacks and cloud infrastructure.
- Firm knowledge of scalable backend architecture, DevOps and scaling applications infrastructure for web and mobile applications from 1000 users to 1,000,000 users.
- At least 3 years of people management experience with leadership qualities, preferably at an early stage startup.
- Advanced knowledge of Project Management, Strategic Planning, and Agile/Scrum Methodology.
- Ability to deal with high pressure situations in a fast paced environment and meet targets without compromising the quality of the deliverables.
- Excellent organisational and communication skills, especially for a remote first work environment.
Extra Credits for:
- Familiarity with CI/CD processes using Docker / Kubernetes.
- Skilled in tech stack: Spring Boot, MySQL, AWS and Angular.
- Experience with cross-platform mobile app frameworks like React Native or Flutter.
- Knowledge of SCORM, Learning Tools Interoperability (LTI) framework and/or Moodle plugins.

Requirements
- Analyze product requirements and translate them into high-level and low-level designs and develop code in accordance with the defined designs
- Take product ideas from ideation to implementation
- Contribute in creating Software Requirement Specifications (i.e. problem part)
- Analyze change request entries and prioritize with other product backlog items and take ownership of delivery
- Develop systems that are highly scalable, but easy to maintain
- Build high-throughput and low-latency microservices
- Should be efficient with Java J2EE and related technologies.
- Participate in solution testing, user acceptance testing, change control and training
- Installation and configuration/development of the product:
Required Skills
- Core Java: Collections, Generics, data structures, Oops concepts, Exception handling, Design patterns, Data Structure.
- Mysql
- Angular
- Candidate should have working knowledge of web services
- Proven hands-on experience in software and app development using Java Platforms
Looking for Senior and Lead Full stack Developer to join us and work with our global team of developers. We have team based out of Italy, Ukraine, USA and India.
Hammoq Inc is a rapidly growing startup in the reselling sector. Our app provides product listings, cross-platform data analytics, and Cross-platform delisting as our core services. Launched Web app in 2020 and iOS app at the start of 2021, we are continuing our exponential growth, and we were hoping you could play a core role in our mission. The hammoq is looking for a Fullstack Developer, an expert in Full stack web development, to join our passionate developers' team to create our SaaS web app.Our stack is: React + Mongo + Redux + Node + Express. The ideal candidate will be responsible for developing, testing, and debugging responsive web applications. What you'll do
• You'll use advanced but established technologies to build exciting new features
• You'll implement pixel-perfect designs with smooth animations and intuitive interactions
• You'll write high-quality code that is testable and easy to read
• You'll extend and implement our API services
• You'll inject your vision and insights into crucial product and user experience decisions
• You'll strive for excellent development practices and careful code architecture that is built around rapid releases
• You'll collaborate with our hardworking, nimble, and supportive team through daily standups, company presentations, product demos, slack discussions, Pull Requests, and post mortemsSkills and expertise that will help you succeed
• Experience in building React.js applications
• You have experience with integrating REST API services
• Experience using Scrum/Agile development methodologies
• You have experience working with different architectures
• Experience building SaaS web applications, websites
• Ability to work individually and learn new concepts with minimal guidance
• You have a good sense of usability and product
• You have experience with Git
• You have experience with MongoDB
• You have experience in Data Structures implementation.
Nice to have
• Experience in building automation testing
• Knowledge or basic understanding of any Cloud technologies.
• Experience in the e-commerce industry
Qualifications
• Comfort using programming languages and relational databases
• Strong debugging and troubleshooting skills
• 3+ years' of MERN Stack development experience
Job Type: Full-time
Employment Type
Full-time
This position is remote until covid, post covid it depends on Employee work performance and choice.
Company Introduction
https://polyglots.io">Polyglots is a young and innovative software development agency located in Pune, India. Our expertise is to build highly scalable applications and infrastructure solutions for our partners and budding startups.
We provide end-to-end solutions ranging from cloud architecture to backend services and modern frontend development. We leverage agile methodologies, software life cycle best practices and cutting edge technology to deliver perfect solutions reflecting our passion for software development.
We care about our company culture and invest in people to create the best teams of highly skilled developers.
Job Description
We are looking for a Fullstack Developer who is motivated to combine the art of software design with the skill of programming. Responsibilities will include translation of the business requirements to actual code that will produce a flexible and scalable cloud application. You will guide the team on technical implementations, take an active role on both sides i.e frontend + backend and define how the application works.
Responsibilities
- Develop and design RESTful/GraphQL services and APIs.
- Develop databases, applications, and servers to support websites on the back end.
- Develop visually appealing front end website architecture, including translating designer mock-ups and wireframes into front-end code.
- Design user interactions on web pages
- Stay up to date of developments in web applications and programming languages
- Strategize organizational direction on emerging technology platforms and communicate the effectiveness to executive stakeholders
- Ensure that non-functional requirements such as security, performance, maintainability, scalability, usability, and reliability are being considered when architecting solutions.
Skills And Qualifications
- Proficiency in Java along with Spring Boot.
- Proficiency with fundamental front end languages such as HTML, CSS and JavaScript.
- Familiarity with JavaScript frameworks such as Angular, React or VueJS.
- Familiarity with database technology such as Postgres, MySQL, Oracle and MongoDB.
- Well versed with Data Structures and common Design Patterns.
- Strong organizational and project management skills.
- Excellent verbal communication skills.
- Good problem solving skills.
- Attention to detail.
- 2+ years of software development experience
- Experience designing, implementing and using web services in a Microservice Architecture
- Experience and a good understanding of Node.JS
- Experience in working with any JavaScript frameworks (React, Ember, Knockout, etc.)
- Familiar with relational & non-relational databases such as Postgres, Oracle, SQL Server, MySQL, Dynamo
- Familiar with CI (Continuous Integration) and CD (Continuous Delivery)
- Nice to have - Experience with AWS
- Nice to have - Experience working in an agile development process
- See the inherent challenges in all things; if a task is complicated, you simplify it; if it is simple, you excel at it; if it is mundane, you automate it
- Be a problem solver; be given any problem and will come back with solutions, or at least alternatives
- Be a perfectionist; you are not satisfied until your code is rock solid
- Be pragmatic; you implement the best solution for the problem, not the coolest solution, and can tell the difference
- See the big picture; we write software to solve real business problems








