CrawlJobs Logo

Fullstack Engineer - Security

lovable.dev Logo

Lovable

Location Icon

Location:
Sweden , Stockholm

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

We’re looking for a Fullstack Engineer with a passion for security. You’ll ship core product features while designing and implementing security enhancements across our stack, empowering millions of users to create safely and confidently.

Job Responsibility:

  • Design, build, and maintain features across the stack, frontend, backend, and infrastructure
  • Implement and enhance security features (e.g., auth, secure APIs, data protection) as a core part of product development
  • Take responsibility for architecture, implementation, deployment, and iteration with a focus on secure, scalable solutions
  • Work closely with other engineering teams to translate capabilities into secure, intuitive user experiences
  • Advocate for secure coding practices, conduct code reviews with a security lens, and help raise the security bar across the team
  • Influence our technical direction, engineering culture, and product strategy with a security-first mindset

Requirements:

  • 5+ years of experience building and shipping full-stack products, with a strong track record of delivering high-quality code
  • Proficiency in modern frontend (React/TypeScript) and backend (Golang, Rust) development
  • Solid understanding of systems design, performance tradeoffs, and scalable architecture
  • Experience designing and implementing application security features such as authentication, authorization, secure data handling, and threat mitigation
  • Strong product sense and the ability to make well-reasoned technical decisions, balancing speed with long-term security and reliability

Nice to have:

Experience with secure coding practices, code reviews for security, or contributing to security-focused projects

Additional Information:

Job Posted:
February 13, 2026

Employment Type:
Fulltime
Work Type:
On-site work
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Fullstack Engineer - Security

Senior Software Engineer - Fullstack

We build simple yet innovative consumer products and developer APIs that shape h...
Location
Location
United States , San Francisco
Salary
Salary:
180000.00 - 270000.00 USD / Year
plaid.com Logo
Plaid
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience with extensive experience in software engineering with a proven track record of shipping successful projects
  • Experience with MySQL or other relational databases
  • Experience working with microservices
  • Working knowledge of HTML, CSS, Javascript and modern frameworks and libraries
  • Excellent coding, testing skills, and system design skills
  • Proven experience with cross-functional collaboration, communication and project management skills
  • Demonstrated leadership skills and the ability to mentor and guide junior engineers
  • Experience partnering with operations, product, design, and data science
Job Responsibility
Job Responsibility
  • Design & Development: Design, develop and maintain both frontend and backend components
  • Majority Backend Focus (60-70%): Develop APIs and services, focusing on scalability, security and performance
  • Frontend Focus (30-40%): Build delightful experiences using modern JavaScript frameworks and libraries
  • Collaboration: Work closely with product managers, product designers and other stakeholders to define and implement new features that meet product and customer needs
  • Code Quality: Write clean, maintainable and efficient code
  • Testing & Debugging: Develop automated tests to ensure the quality and reliability of the codebase. Troubleshoot and resolve issues
  • Engage in hands-on coding and architectural design, setting and maintaining high technical standards for a high performing team
  • Grow the team via mentorship and leadership, reviewing technical documents and code changes
What we offer
What we offer
  • medical
  • dental
  • vision
  • 401(k)
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - Fullstack

We build simple yet innovative consumer products and developer APIs that shape h...
Location
Location
United States , New York
Salary
Salary:
180000.00 - 270000.00 USD / Year
plaid.com Logo
Plaid
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 5+ years of experience with extensive experience in software engineering with a proven track record of shipping successful projects
  • Experience with MySQL or other relational databases
  • Experience working with microservices
  • Working knowledge of HTML, CSS, Javascript and modern frameworks and libraries
  • Excellent coding, testing skills, and system design skills
  • Proven experience with cross-functional collaboration, communication and project management skills
  • Demonstrated leadership skills and the ability to mentor and guide junior engineers
  • Experience partnering with operations, product, design, and data science
Job Responsibility
Job Responsibility
  • Design & Development: Design, develop and maintain both frontend and backend components
  • Majority Backend Focus (60-70%): Develop APIs and services, focusing on scalability, security and performance
  • Frontend Focus (30-40%): Build delightful experiences using modern JavaScript frameworks and libraries
  • Collaboration: Work closely with product managers, product designers and other stakeholders to define and implement new features that meet product and customer needs
  • Code Quality: Write clean, maintainable and efficient code
  • Testing & Debugging: Develop automated tests to ensure the quality and reliability of the codebase. Troubleshoot and resolve issues
  • Engage in hands-on coding and architectural design, setting and maintaining high technical standards for a high performing team
  • Grow the team via mentorship and leadership, reviewing technical documents and code changes
What we offer
What we offer
  • medical
  • dental
  • vision
  • 401(k)
  • Fulltime
Read More
Arrow Right

Fullstack Software Engineer

CaptivateIQ is transforming the way companies plan, manage, and optimize sales p...
Location
Location
Salary
Salary:
Not provided
captivateiq.com Logo
CaptivateIQ
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years experience in a software engineering role
  • strong computer science fundamentals (data structures/algorithms)
  • experience with both frontend and backend development
  • strong verbal and written communication skills
  • proficiency with Django and React
  • experience with a relational database such as PostgreSQL or MySQL
  • demonstrated a track record of taking responsibility and ownership over core product areas
  • sharp attention to detail, and a user-centric focus
  • experience making data-driven decisions on product and process
  • experience building a positive remote-first culture
Job Responsibility
Job Responsibility
  • Design, build, optimize, and maintain CaptivateIQ's data and core platform functionality
  • Work across the our full product stack to develop and improve product features
  • Participate in the product development process from start to finish, from scoping projects to measuring their success and iterating based on feedback
  • Maintain high engineering and security standards, and continuously improve our codebases and processes
  • Work with engineers across the company to develop and iterate at scale
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - FullStack .NET Core

Elevate your expertise to new heights at 3Pillar, the premier destination for tr...
Location
Location
Czech Republic
Salary
Salary:
Not provided
3pillarglobal.com Logo
3Pillar Global
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • C#, .NET Core, MVC
  • Strong SQL Server background
  • Complex procedures debugging and bug fixing
  • Proficient English skills
  • Stakeholder management abilities
  • Excellent problem-solving skills and a proactive attitude towards challenges
  • Strong verbal and written communication skills
Job Responsibility
Job Responsibility
  • Facilitate effective communication with client project stakeholders regarding project status and recommendations
  • Craft client code that is not just efficient, but also performant, testable, scalable, secure, and of the highest quality
  • Actively participate in accurate planning and estimation efforts, utilizing project methods and tools
  • Proficiently gather requirements and organize/present developed features for clients
  • Execute complex activities within the current methodology and quality standards, showcasing success across diverse engagements
  • Promote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success
  • Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities
  • Actively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams, and supporting the growth of technical capabilities
  • Independently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment
What we offer
What we offer
  • Flexible work environment
  • Remote-first approach
  • Global team
  • Well-being focus
  • Fitness offerings
  • Mental health plans (country-dependent)
  • Generous time off
  • Accelerated career growth and development opportunities
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - FullStack .NET Core

Elevate your expertise to new heights at 3Pillar, the premier destination for tr...
Location
Location
Romania
Salary
Salary:
Not provided
3pillarglobal.com Logo
3Pillar Global
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • C#, .NET Core, MVC
  • Strong SQL Server background
  • Complex procedures debugging and bug fixing
  • Proficient English skills
  • Stakeholder management abilities
  • Excellent problem-solving skills and a proactive attitude towards challenges
  • Strong verbal and written communication skills
Job Responsibility
Job Responsibility
  • Facilitate effective communication with client project stakeholders regarding project status and recommendations
  • Craft client code that is not just efficient, but also performant, testable, scalable, secure, and of the highest quality
  • Actively participate in accurate planning and estimation efforts, utilizing project methods and tools
  • Proficiently gather requirements and organize/present developed features for clients
  • Execute complex activities within the current methodology and quality standards, showcasing success across diverse engagements
  • Promote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success
  • Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities
  • Actively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams, and supporting the growth of technical capabilities
  • Independently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment
What we offer
What we offer
  • Flexible work environment (office, home, or blend)
  • Remote-first approach
  • Part of a global team, learning from top talent
  • Well-being focus (fitness offerings, mental health plans, generous time off)
  • Accelerated career growth and development opportunities across projects, offerings, and industries
  • Fulltime
Read More
Arrow Right

Senior Software Engineer - FullStack .NET Core

Elevate your expertise to new heights at 3Pillar, the premier destination for tr...
Location
Location
Salary
Salary:
Not provided
3pillarglobal.com Logo
3Pillar Global
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • C#, .NET Core, MVC
  • Strong SQL Server background
  • Complex procedures debugging and bug fixing
  • Proficient English skills
  • Stakeholder management abilities
  • Excellent problem-solving skills and a proactive attitude towards challenges
  • Strong verbal and written communication skills
Job Responsibility
Job Responsibility
  • Facilitate effective communication with client project stakeholders regarding project status and recommendations
  • Craft client code that is efficient, performant, testable, scalable, secure, and of the highest quality
  • Actively participate in accurate planning and estimation efforts, utilizing project methods and tools
  • Proficiently gather requirements and organize/present developed features for clients
  • Execute complex activities within the current methodology and quality standards, showcasing success across diverse engagements
  • Promote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success
  • Engage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities
  • Actively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams, and supporting the growth of technical capabilities
  • Independently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment
What we offer
What we offer
  • Flexible work environment (office, home, or blend)
  • Remote-first approach
  • Global team
  • Well-being focus (fitness offerings, mental health plans, generous time off)
  • Accelerated career growth and development opportunities across projects, offerings, and industries
  • Fulltime
Read More
Arrow Right

Fullstack Engineer

Design, develop, and deliver high-quality features across our frontend and backe...
Location
Location
France , Nantes
Salary
Salary:
Not provided
actian.com Logo
Actian
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong agile mindset, theoretical and practical knowledge of common Agile Methodologies such as Scrum, Kanban Shape Up or Scaled Agile (Safe, LESS)
  • Good written and verbal communication skills in English
  • Extended knowledge of development technologies (Scala / Java / TypeScript / Angular) and engineering practices
  • Good knowledge of algorithms and data structures
  • Strong analytical and reasoning skills with an ability to visualise processes and outcomes
  • Good understanding of SaaS architecture and cloud technologies (AWS)
  • Comfortable in working collaboratively using tools such as GitHub, Jira, and Docker
  • Familiar with DevOps approach and related tools
  • Secure development (top design flaws, OWASP top ten, secured agile lifecycle development)
Job Responsibility
Job Responsibility
  • Collaborate within the development team by actively engaging in agile ceremonies, estimations, pair programming, design sessions, and code reviews with a security-first mindset
  • Build, maintain, and improve software solutions by enhancing existing codebases, troubleshooting incidents, resolving software issues, and maintaining comprehensive documentation
  • Contribute to continuous learning and best practices by applying industry standards, sharing expertise, and leading or participating in internal technical knowledge-sharing sessions
What we offer
What we offer
  • Competitive salary and benefits package
  • Flexible work arrangements (remote or hybrid)
  • Opportunities for professional growth and development
  • Fulltime
Read More
Arrow Right

Fullstack Engineer

As a fullstack engineer, you'll work across the stack and be responsible for the...
Location
Location
India , Bangalore
Salary
Salary:
Not provided
ethoslife.com Logo
Ethos
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of full time engineering experience
  • Expert in Javascript
  • Fullstack engineering experience in Javascript/NodeJS, Python/Django
  • Expert in SQL, database design, and familiarity with PostgreSQL
  • Experience with front and back end architectural patterns of large, high-scale web applications
  • Ability to design clean APIs and understanding of performance issues
  • Experienced with software engineering best practices – design patterns, code reviews, unit and integration testing, etc.
  • Command over front-end web technologies such as HTML, CSS, React
  • Solid CS fundamentals – including data structures and algorithms
  • Understanding of security, common attacks and defenses
Job Responsibility
Job Responsibility
  • Collaborate with other engineers and designers to develop and ship features
  • Design, build, and maintain our API’s
  • Write efficient, modular, and reusable libraries and abstractions
  • Design and build internal tooling to improve development efficiency
  • Find and solve performance issues
  • Participate in code reviews
  • Communicate best practices to the team
  • Mentor junior engineers
  • Fulltime
Read More
Arrow Right