Lead Full Stack Developer
Location
United States
Posted
4 days ago
Salary
0
Seniority
Lead
Job Description
Lead Full Stack Developer
Karsun Solutions
Role Description The Lead Full Stack Developer will be responsible for leading a Small Team (6-8 FTEs) of Full Stack Developers and Test Automation Engineers. They will collaborate with a Business Analyst and Product Lead to plan and execute agile development. What You'll Be Doing: - Lead an agile team of developers and test automation engineers and grow them into a high-performance team. - Hands-on role with extensive involvement in the full development lifecycle, including designing, developing, implementing, testing, maintenance and enhancement of products. - Hands on experience in leveraging AI tools and technologies during development lifecycle to enhance productivity and efficiency. - Accountable for the quality of the product delivered and team performance. - Provide technical direction and mentor teams of resources in all aspects of technical delivery incorporating efficient workflows, frameworks, templates, design and code best practices to produce reusable and maintainable code. - Implement the best practices of Agile and DevSecOps to deliver quality products predictably and consistently. - Lead the evaluation of functional/business and technical requirements and identify gaps/risks. - Review proposed new feature development to validate feasibility and estimate the development work. - Serve as the technical and technology expert crafting the detailed application design with a focus on standards, performance, flexibility, scalability and security, as well as supporting the implementation of the solution. - Provide validation of proposed technical architectures and solutions. - Monitor and analyze product performance in production, while looking for ways to optimize and scale existing solutions. - Evaluate product and process metrics (such as velocity, productivity, quality, usability) and implement process improvements. - Reinforce strategies, standards, and architecture are consistent and well-integrated across different product teams by creating and engaging in communities of practice. - Keep abreast of the emerging tools and technologies and make recommendations for relevant platform and technologies. - Keep skills up to date through ongoing self-directed training. - Recommend senior management on improvement areas. - Help application developers to adopt new platforms through documentation, training, and mentoring. Qualifications - Bachelor's degree in Computer Science or a related field. - 10+ years of full-lifecycle application development experience and at least 3 years of experience using the technologies listed below and AWS cloud platform. - Experience in architecting and designing solutions and decompose them into modules for development. - 5+ years of experience using Agile, DevSecOps, Test driven development and other lean methodologies. - Must have implementation experience on using Agile project management tools (JIRA), and CI/CD pipelines for continuous integration, testing and deployment. - Experience developing cloud native solutions according to industry best practices. - Extensive hands-on experience in JavaScript (React.js, Node.js, modern JavaScript libraries - ES6 - 2015 and later versions), API development (GraphQL/RESTful), messaging (Kafka, AWS kinesis or others), serverless application development using AWS Lambda, SQL and NoSQL databases, AWS services (Lambda, S3, Dynamo, Kinesis, RDS, Redshift and several others). - Strong experience in database queries and working preferably with MySQL. - Good understanding of AI models, Agentic development and RAG concepts. - Experience in using AI tools, e.g., Copilot, AWS Bedrock, etc. to generate code for development and automation testing. - Experience in establishing source code management best practices (branching, repository structure, peer review process, documentation) to manage a code base as if it were open source. - Experience in establishing release management processes and standards. - Deep understanding of industry patterns for application architecture and integration. - Strong written and verbal communication skills with the ability to present and comprehend technical details clearly. - Must be able to demonstrate product demos to users and stakeholders, collect feedback and implement improvements. - Ability to mentor junior resources, assist in technical troubleshooting, peer review the team member’s work products and validate. - The ability to obtain and maintain a U.S. government issued clearance is required. Compensation The proposed salary range for this role is $****** to $******* USD. The salary range provided is a good faith estimate representative of all experience levels. Karsun considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.
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Middle Full Stack Developer
TietoTieto Tech Consulting (MentorMate from 2001 to 2026) provides design-led, data-centric, and AI-powered digital engineering & consulting services to enterprises worldwide.
Role Description Tieto Tech Consulting (MentorMate from 2001 to 2026) is looking for a highly skilled and motivated Middle Java Full Stack Developer, a professional who will join a project within a Telecom Team for our respectful client BICS. - Develop your telecom expertise in a diverse portfolio of BICS products, including Voice, Cloud, Signaling, LTE, IoT, etc. - Enjoy unmatched growth opportunities with BICS vast network and customers around the world. - Tieto-BICS team has been growing since 2010… and we are looking forward to growing with you! - Design, develop, and maintain scalable applications using Java and modern frontend technologies. - Lead by example and mentor a development team in day-to-day delivery while continuously improving engineering practices. - Drive technical discussions and contribute to architecture decisions. - Collaborate closely with stakeholders, product owners, and cross-functional teams. - Ensure clean, maintainable, and well-tested code. - Take ownership of features and deliver end-to-end solutions independently. Qualifications - 2+ years of experience in commercial software development using Java. - Strong experience with Java 17+, Spring, Spring Boot, Hibernate, and JPA. - Good knowledge of JavaScript and React.js. - Experience in API design and development. - Strong understanding of relational and NoSQL databases, with expertise in writing and optimizing complex SQL queries. - Solid understanding of design patterns, clean code principles, and testing practices. - Experience working in Agile/Scrum environments. - Strong communication skills in English. - Openness to using modern AI tools in daily development workflows (e.g. GitHub Copilot, Claude Code, ChatGPT). - Ability to travel abroad for business trips. Requirements - Experience with microservices architecture. - Cloud and cloud-native experience (AWS is a plus; Azure or Google Cloud also valuable). - Experience with OSS/BSS integrations; knowledge of CAMARA and GSMA standards is a strong advantage. - Experience with Test-Driven Development (TDD). - Experience in performance tuning and system optimization. Personal Skills - Leadership mindset with a hands-on approach. - Proactive, self-driven, and solution-oriented attitude. - Strong analytical and problem-solving skills. - Team player with a collaborative mindset. - Ability to estimate work accurately and commit to delivery plans. Additional Information At Tieto, we believe in the power of diversity, equity, and inclusion. We encourage applicants of all backgrounds, genders (m/f/d), and walks of life to join our team, as we believe that this fosters an inspiring workplace and fuels innovation. Our commitment to openness, trust, and diversity is at the heart of our mission to create digital futures that benefit businesses, societies, and humanity. - Diversity, equity and inclusion | Sustainability | Tieto - Stay alert to recruitment scams: - Tieto only communicates via @tieto.com email addresses. - We never ask candidates to pay fees or share financial details during recruitment. - If you receive a suspicious message claiming to be from Tieto, don't respond — verify it via our official careers site. - For more information visit Important Advisory Regarding Recruitment Fraud | Tieto Blog.
Role Description We're looking for a SENIOR FULLSTACK AI ENGINEER to join our team! As a Senior Fullstack AI Applied Engineer, you will combine strong software engineering fundamentals with modern AI-assisted development practices to deliver high-quality software faster and more effectively. - Leverage AI coding assistants, agentic development workflows, and AI-powered engineering tools throughout the Software Development Life Cycle. - Work alongside product, engineering, and design teams to build scalable solutions while continuously improving development practices through the effective use of AI. AI-Assisted Software Development - Use AI coding assistants such as OpenAI Codex, Claude Code, Cursor, GitHub Copilot, or equivalent tools as part of daily development workflows. - Apply AI-assisted approaches to software design, implementation, testing, debugging, refactoring, and documentation. - Develop and maintain reusable prompts, workflows, skills, and agent instructions that improve engineering effectiveness and consistency. - Use agentic development techniques to accelerate feature delivery while maintaining engineering quality standards. - Contribute to the evolution of AI-enabled engineering practices across teams and projects. Full Stack Development - Design, build, and maintain modern web applications across frontend and backend systems. - Develop scalable APIs, services, and user interfaces using modern engineering practices. - Contribute to architectural decisions and system design discussions. - Ensure software solutions meet performance, security, reliability, and maintainability requirements. - Collaborate with multidisciplinary teams to deliver high-quality customer experiences. Quality, Trust & Engineering Excellence - Review and validate AI-generated code to ensure production readiness. - Implement automated testing and quality assurance practices throughout the SDLC. - Participate in code reviews and contribute to engineering standards and best practices. - Design and implement mechanisms that increase trust in AI-generated outputs, including automated validation, testing strategies, specification conformance checks, evaluation frameworks, and feedback loops. - Establish guardrails and verification workflows that ensure agent-generated code and artifacts meet functional, security, performance, and maintainability requirements. - Evaluate the effectiveness, reliability, and quality of AI-assisted development workflows and continuously improve them. - Contribute to the development of reliable engineering practices for agentic software development. Collaboration - Work closely with Product Owners, Designers, QA Engineers, and other Software Engineers. - Support the adoption of AI-enabled engineering practices across teams. - Share knowledge, workflows, and best practices related to AI-assisted software development. - Mentor other engineers on effective and responsible use of AI throughout the software development lifecycle. Qualifications - At least 5 years of professional experience relevant for the role. - Relevant experience in React and Node.js. - Strong experience delivering software across the Software Development Life Cycle. - Experience building production-grade software applications. - Experience working within Agile product development teams. - Strong communication and technical collaboration skills. Requirements - Demonstrated experience using AI coding assistants in professional software development. - Experience using AI for code generation, refactoring, debugging, testing, documentation, and software design. - Familiarity with agentic development workflows and AI-powered engineering tools. - Experience creating and maintaining prompts, workflows, skills, agent instructions, or similar reusable AI assets. - Ability to critically evaluate and validate AI-generated outputs. - Experience designing workflows that improve confidence and trust in AI-generated outputs. - Understanding of validation techniques for AI-assisted development, including testing, specification-based verification, evaluation frameworks, and human-in-the-loop review processes. - Experience working with AI agents to execute multi-step development activities. Benefits - Health Insurance, because health comes first. - Flexible working hours. - Open holidays, take the time you need for yourself. - Profit distribution for everyone. - Mindera Annual Trip, Sports, and sharing groups to connect and have fun! - Training & conferences, create your own training plan. - Child Care vouchers. - Choose Laptop & Peripherals that best suit your needs. - Hotspot with unlimited usage (PT), for work or Netflix. - Amazing offices in Porto, Aveiro, and Coimbra if you want to physically connect with minders. Remote is also an option. - A wide range of snacks to keep you fed and healthy at the offices. - Partnerships with local businesses. - Work with a bunch of great people in a politics-free environment. - Encouragement to take risks, make decisions, and enhance communication. - Freedom and Responsibility go hand in hand, valuing commitment, feedback, and empathy.
