Company

OPSWAT

OPSWAT, a global leader in IT, OT, and ICS critical infrastructure cybersecurity, delivers an end-to-end platform that gives public and private sector organizations and enterprises the critical advantage needed to protect their complex networks, secure their devices, and ensure compliance. Over the last 20 years our commitment to innovative technology has earned the trust of more than 1,700 organizations, governments, and institutions globally, solidifying our role in protecting the world’s critical infrastructure and securing our way of life.

Departments (30)

Offices (25)

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open positions

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2 positions

.NET Engineer (on-site)

OPSWAT

Timișoara, Timiș, Romani... Application Security 2d ago

Node.js developer (on-site)

OPSWAT

Timișoara, Timiș, Romani... Application Security 2d ago

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.NET Engineer (on-site)

OPSWAT · Timișoara, Timiș, Romania

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Application Security Romania Posted May 6, 2026

What You Will be Doing

Be an active member of an agile team, contributing to the development of high-quality software solutions.
Take ownership of features from concept to delivery, collaborating with team members and stakeholders to refine requirements, design, implement, and thoroughly test new features with a product-builder mindset.
Participate in code reviews, offering constructive feedback and learning from peers.
Develop and implement robust features with a focus on automated testing, including unit and functional tests.
Maintain and enhance our existing .NET Core codebase, continuously improving performance, scalability, and quality.

What We Need from You

Technical Excellence: Strong proficiency in .NET, with a S.O.L.I.D understanding of programming principles, design patterns, and best practices.
Quality: A focus on delivering high-quality solutions, demonstrated through proficiency in unit testing and/or automation, with experience in at least one popular framework (e.g., xUnit).
Mission Focused: Experience in developing scalable solutions, including familiarity with document databases and modern CI/CD systems for seamless integration and delivery.
Customer Driven: Strong interpersonal and communication skills, with the ability to collaborate effectively with stakeholders and customers to deliver the best possible solutions.
Growth Mindset: A passion for continuous learning and improvement, thriving on challenges and opportunities to grow both personally and professionally.

It Would be Nice if You Had

Experience with React (TypeScript) or another modern UI framework.
Hands-on experience with Docker, containers, and cloud-native technologies, especially AWS.
A passion for security, with a mindset geared toward building secure systems.
Knowledge of asynchronous programming, with a keen focus on optimizing performance and efficiency.

OPSWAT is an equal opportunity employer. We celebrate diversity and are committed to providing an environment where equal employment opportunities are extended to all employees and applicants, free of discrimination and harassment of any type. All employment decisions are based on individual qualifications, job requirements, and business needs without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other category protected by federal, state, or local laws.

Recruiting Agencies: we do not accept unsolicited resumes from third party agencies for any of our open positions. To submit resumes for our jobs, there must be a recruiting contract approved by our legal team and endorsed by both parties. We are currently not accepting additional 3rd party agencies at this time.

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OPSWAT

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Node.js developer (on-site)

OPSWAT · Timișoara, Timiș, Romania

Apply now

Application Security Romania Posted May 6, 2026

What You Will Be Doing

Collaborate with a young, dynamic, and innovative team.
Develop cutting-edge cloud security products.
Write clean, efficient, and maintainable code in TypeScript and JavaScript (Node.js), improving our codebase in meaningful ways.
Work on distributed systems that handle large-scale global operations.
Build and enhance backend systems using NestJS and related technologies.
Contribute to software development processes and best practices.
Test, debug, and document system code and architecture.
Collaborate with team members and other internal teams to analyze and resolve issues.
Analyze production traffic and identify potential flaws or inefficiencies.
Learn and share knowledge with the team through collaborative discussions and code reviews.

What We Need From You

2-4 years of professional experience in backend development with JavaScript/TypeScript (Node.js).
Experience working with NestJS or similar frameworks.
Solid understanding of Node.js design patterns and best practices.
Hands-on experience with SQL or NoSQL databases like PostgreSQL, MongoDB, or Amazon DocumentDB.
Basic familiarity with AWS or any other cloud provider.
Understanding of scalability challenges and experience with performant distributed applications.
Knowledge of Docker and Linux environments.
Familiarity with algorithms, data structures, and backend performance considerations.
Enthusiasm for solving problems in an elegant and principled manner.
A team-oriented mindset, with a passion for collaboration, learning, and teaching.
Ability to work in a fast-paced, agile development environment.
Clear and concise communication skills, with the ability to explain technical challenges and solutions effectively.
Fluent in English.

Nice to Have

Experience with other modern programming languages such as Java, Python, or C#.
Familiarity with Redis or similar in-memory data stores.
Exposure to unit, integration, or load testing.
Experience working on large-scale cloud services.
Knowledge of CI/CD pipelines.
Experience developing and consuming RESTful APIs.
Open source contributions or a strong interest in open source projects.

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OPSWAT

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