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Lead Software Engineer - Full Stack (Java, Python, Angular, React)

dev2

Full-time|On-site|Washington

Join our dynamic team at dev2 as a Lead Software Engineer specializing in full stack development. In this role, you will leverage your expertise in Java, Python, Angular, and React to design and implement innovative software solutions. You will lead a team of developers, ensuring high-quality code and fostering an environment of collaboration and continuous …

Dec 11, 2023

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Senior Full Stack Java Developer

Akumen Inc.

Full-time|On-site|Washington, DC

Role Overview Akumen Inc. seeks a Senior Full Stack Java Developer to join its team in downtown Washington, DC. This is an onsite position for candidates living in DC, Maryland, or Virginia. Active DOD/DSS SECRET security clearance (or higher) is required; interim clearance is acceptable. This senior developer will work across the full software lifecycle, with a strong focus on backend Java (Spring Boot) and modern frontend frameworks, especially Angular. The role involves building, maintaining, and modernizing scalable cloud-based applications, always with an eye on performance, security, and code quality. What You Will Do Design, develop, and maintain applications using Java (Spring Boot) and Angular. Build and support scalable, cloud-based environments and production systems. Write maintainable code, perform unit testing, and participate in peer reviews. Work with teammates to design system architecture, APIs, and data models. Modernize and develop RESTful APIs, including migrating legacy SOAP/XML services to JSON-based services. Lead or support modernization projects, such as upgrading Java and Angular frameworks. Troubleshoot and resolve issues across the stack: frontend, backend, and integrations. Follow security best practices and address vulnerabilities found in code scans. Collaborate with Business Analysts, Product Managers, and stakeholders to turn business needs into technical solutions. Estimate work accurately and communicate risks or blockers as they arise. Keep current with new technologies, tools, and industry best practices. Requirements Active DOD/DSS SECRET security clearance or higher (interim acceptable). Residence in DC, Maryland, or Virginia. Ability to work onsite in downtown Washington, DC (not a remote position).

Apr 14, 2026

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Senior Full-Stack Engineer

Monks

Full-time|Remote|United States

Join our dynamic team at Monks as a Senior Full-Stack Engineer. In this pivotal role, you'll be responsible for designing, developing, and maintaining sophisticated web applications. We are looking for a passionate engineer who thrives in a collaborative environment and is eager to tackle complex challenges.

Apr 6, 2026

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Senior Full-stack Engineer

Sift

Full-time|Remote|Remote - USA

Sift’s Gravity team is the core engineering group behind the company’s Digital Trust & Safety platform. This team builds and maintains the foundational components, abstractions, and infrastructure that enable other engineering teams to work more efficiently. Internal teams are the main users of Gravity’s work, and the team’s impact is measured by how much they simplify workflows while keeping the platform maintainable, cost-effective, and reliable. This Senior Full-stack Engineer position is fully remote within the USA and calls for a versatile engineer who can work across both backend systems and frontend interfaces. Technical Stack Backend: Java, Dropwizard, GCP, Kubernetes, Kafka, BigTable, Spanner Graph DB, Postgres, Redis, gRPC, Python, Apache Airflow, Snowflake, BigQuery Frontend: ReactJS What you will do Design and improve scalable, distributed platform components that serve as reliable building blocks for Sift’s ecosystem, even under heavy load. Develop engineering solutions that address complex customer and platform requirements at scale, supporting product teams as they launch new features. Collaborate with engineers from Gravity and other teams to create and maintain shared services, data models, and libraries used across the company. Continuously refine platform engineering practices, tools, and guidelines to ensure secure, compliant, and cost-effective operation of core systems. Growth and Learning Tackle high-load platform challenges to enhance core components and develop new capabilities. Grow professionally through tri-annual Growth Cycles, moving beyond traditional performance reviews. Join Tech Talks to learn about building components that manage petabytes of data with strong fault tolerance. Experiment and innovate during the bi-annual Hackathon.

Apr 29, 2026

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Full Stack Engineer at Iconic | Remote

Iconic

Full-time|$140K/yr - $150K/yr|Remote|Remote US/Canada

About IconicAt Iconic, we are revolutionizing the business broker industry by creating a cutting-edge platform that merges technology, support, and community. Our mission is to empower brokers to operate more efficiently and scale their practices successfully. We are currently seeking a talented Full Stack Engineer to join our dynamic team.In this role, you will collaborate closely with our engineering team and founders to design, develop, and enhance our core product. This is an exciting opportunity for individuals who thrive in a multifaceted role, enjoy contributing to product development, and are eager to work with the latest technologies and AI-enhanced workflows.

Mar 30, 2026

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Full Stack Engineer - Remote Opportunity

reset

Full-time|Remote|Remote, United States

Join our dynamic team at reset as a Full Stack Engineer! In this role, you will have the opportunity to work on cutting-edge projects, developing both front-end and back-end solutions that will enhance user experiences and drive innovation. You will collaborate with a talented group of professionals, using your expertise to create scalable and efficient applications. This position is fully remote, allowing you to work from anywhere in the United States while contributing to exciting developments in our company.

Apr 10, 2026

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Full-Stack Engineer at Silver | Remote

Silver

Full-time|Remote|Remote

Join Silver as a Full-Stack Engineer and become a pivotal part of our innovative team focused on delivering high-quality software solutions. In this dynamic role, you will have the opportunity to work on a variety of projects that challenge your skills and foster your growth.

Apr 30, 2026

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Full Stack Engineer

Oliv.AI

Full-time|Remote|Remote - India

About UsOliv.AI is an innovative SalesTech startup with its headquarters in San Francisco. We are proud to introduce the world’s first team of AI agents designed specifically for sales, addressing the critical issue of unreliable deal data for revenue teams. With our recent $5.2 million Seed funding, we empower sales professionals by capturing Deal Intelligence from every meeting, call, and email without requiring any input from sales representatives. The outcome is a comprehensive view of every deal, displayed in scorecards based on reliable sales methodologies such as MEDDICC, BANT, and SPICED. Our AI agents are tailored for sales teams—sales managers, account executives, and RevOps—allowing them to concentrate on what truly matters: deals, strategy, and meaningful conversations.About The Role:As a vital member of our core engineering team, you will be responsible for designing, developing, and owning products that our users adore and rely on daily. Utilizing Clojure(script), a functional programming language renowned for its enjoyable development experience, you will contribute significantly to our mission.We seek engineers who possess a strong customer-centric mindset and a profound sense of product ownership. Attention to detail and a passion for learning new technologies, systems, and methodologies are crucial. You will not only build exceptional products but also help shape a company founded on first principles. If you enjoy engaging in engineering challenges and solving complex problems, you will thrive in our environment.Our team is comprised of dedicated engineers committed to creating outstanding software for our users. We value speed and maintain robust internal and external feedback loops to continuously improve. Clojure(script) was intentionally chosen as our primary language for its ability to facilitate the development of high-quality, bug-free products while enhancing productivity. We strive to be systematic thinkers grounded in strong reasoning based on first principles. We firmly believe that trust and autonomy are essential for developing the best products and customer experiences. Ultimately, our goal is to enhance our users’ productivity and contribute positively to the world.What You’ll Do:Design, develop, and deploy new products in a systematic manner.Take strong ownership of the product, enhancing it based on customer feedback and product analytics.Improve our systems and processes to ensure efficiency and effectiveness.

Mar 3, 2026

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Java Full Stack Developer at Sonsoft Inc. | Northbrook

Sonsoft Inc.

Full-time|On-site|Northbrook

Join our dynamic team at Sonsoft Inc. as a Java Full Stack Developer. In this role, you will leverage your expertise in Java technologies and front-end frameworks to create robust, high-performance web applications. Collaborate with cross-functional teams to enhance user experience and implement innovative solutions.

Nov 9, 2016

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Full Stack Java Developer - Join Us in Columbus

usm2

Full-time|On-site|Columbus

Are you a talented Full Stack Java Developer with a passion for creating robust applications? Join us at usm2 in Columbus, where you will be part of a dynamic team dedicated to developing cutting-edge software solutions. In this role, you will leverage your expertise in Java development to build and maintain scalable applications, ensuring high performance and responsiveness.

Oct 13, 2016

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Lead Full Stack Software Engineer (Java, Python, Angular, React)

dev2

Full-time|On-site|Atlanta

Join our dynamic team at dev2 as a Lead Full Stack Software Engineer. You will leverage your expertise in Java, Python, Angular, and React to drive innovation and deliver high-quality software solutions. In this role, you'll collaborate closely with cross-functional teams, mentor junior developers, and contribute to architectural decisions, ensuring our products meet the highest standards of performance and reliability.

Dec 11, 2023

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Full Stack Engineer - LATAM (Remote)

Aktos

Full-time|Remote|Remote

Company Mission Aktos is an innovative seed-stage Vertical SaaS Fintech startup seeking a Full Stack Engineer with a 70/30 backend focus. You will be instrumental in developing the Operating System that drives the $18B Credit Collections industry. Credit collectors are vital yet often overlooked players in our financial ecosystem. They assist consumers in settling debts and enhancing their credit scores, paving the way for fresh starts. Collectors support essential businesses, such as medical practices and local governments, which face significant payment default risks, thereby securing their revenue and ensuring their sustainability. The role of a collector is multifaceted, demanding skills of a salesperson, therapist, and detective. At Aktos, we are crafting a modern software platform tailored to the unique workflows of collectors, making the credit recovery process more positive for everyone involved. Our Team Founded by experienced product and engineering leaders from renowned companies including Zenefits, TikTok, Meta, LinkedIn, Google, Apple, Amazon, and WeWork, Aktos is poised for growth. Joining our team means collaborating with and learning from industry experts dedicated to building, launching, and scaling world-class software platforms. Our Tech Stack: Frontend: ReactJS, Redux, RTK Query Backend: Django, DRF, Postgres DevOps: Docker, GitHub Actions, Terraform, AWS Responsibilities Collaborate directly with our CEO, CTO, and a small team of engineers to design and implement full-stack features and product enhancements. Engage across the entire tech stack utilizing cutting-edge frameworks and tools, taking ownership of your execution. Assume end-to-end ownership of your contributions and lead pivotal components of our product roadmap. Refine the software development process through continuous improvements and best practices.

Apr 1, 2025

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Full-Stack Engineer at Clerkie | Remote

Clerkie

Full-time|Remote|Remote

About Clerkie Clerkie is an innovative fintech startup dedicated to enhancing financial wellness through the transformative power of artificial intelligence. Established in 2018, Clerkie began with a mission to assist the approximately 123 million underserved Americans who seek financial guidance. Over the years, we have broadened our services, integrating consumer guidance with state-of-the-art B2B software. Our unique Clerkie network combines these tools, making them an essential resource for creditors to manage loan losses while simultaneously aiding millions of borrowers in overcoming debt. As a fully remote company, Clerkie boasts a diverse team of over 40 employees working across four time zones in the United States. We have successfully raised $41 million in funding, including a notable $33 million Series A round in early 2023, with backing from esteemed financial and venture capital firms such as Citi Ventures, Left Lane Capital, Wellington Ventures, Flourish Ventures, and Vestigo Ventures. About the Role We are on the lookout for a Full-Stack Engineer who is eager to build, take ownership of, and deliver comprehensive product experiences in a dynamic environment. This role is perfect for individuals who are adept at navigating the entire tech stack—from back-end systems to user-facing applications—and are ready to take significant responsibility for features and systems. At Clerkie, our engineers go beyond merely executing specifications. You will collaborate closely with our product and design teams, influence technical decisions, and help bring features to life from their initial concept to production. Given our early-stage nature, this role encompasses more than just execution; you will be instrumental in the design of systems, product development, and the overall advancement of our platform. Your Responsibilities Develop and sustain full-stack features across backend services and user-facing applications. Own features from inception to deployment, managing design and implementation. Enhance system reliability, performance, and scalability. Engage in technical design discussions and architectural decision-making. Work hand-in-hand with product and design teams to deliver exceptional user experiences. Improve the visibility of system health and performance metrics. Contribute to the enhancement of internal engineering practices, tools, and documentation. Recent Achievements of the Engineering Team Scaled backend systems to accommodate increasing enterprise usage. Developed new infrastructure to facilitate partner integrations. Enhanced system observability and production reliability.

Mar 18, 2026

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Java Full Stack Developer - Contract Position

Artech Information Systems LLC

Contract|On-site|Pleasanton

Join our dynamic team as a Java Full Stack Developer. In this role, you will leverage your expertise in both front-end and back-end technologies to design and implement high-quality software solutions. You will work collaboratively in an agile environment, contributing to all stages of the software development lifecycle.

Apr 5, 2017

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Full Stack Developer - Java, Microservices, Angular

Sonsoft Inc.

Full-time|On-site|Mason

Join our dynamic team at Sonsoft Inc. as a Full Stack Developer specializing in Java, Microservices, and Angular. We are looking for an innovative and motivated individual who is ready to tackle challenging projects and contribute to our cutting-edge solutions. Collaborate with cross-functional teams to deliver high-quality software that meets the needs of our clients.

Jun 27, 2017

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Full Stack Java Developer with EXT.JS Expertise

Sonsoft Inc.

Contract|On-site|Rockville

We are seeking a talented Full Stack Java Developer with mandatory experience in EXT.JS to join our dynamic team. This is an exciting opportunity for those looking to enhance their skills and contribute to innovative projects in a fast-paced environment.The ideal candidate will possess a strong proficiency in both front-end and back-end development, demonstrating a solid understanding of Java and EXT.JS frameworks. You will play a critical role in developing robust applications that enhance user experience and drive business success.

Jan 22, 2017

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Java Full Stack Developer at sonsoftinc | Peapack

Sonsoft Inc.

Full-time|On-site|Peapack

Join our dynamic team at Sonsoft Inc. as a Java Full Stack Developer. In this role, you will leverage your skills in both front-end and back-end development to create innovative solutions and enhance our product offerings. You will be collaborating with cross-functional teams to deliver high-quality software applications that meet our clients' needs.

Nov 22, 2016

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Java Full Stack Developer - W2 Only

360 IT Professionals

Full-time|On-site|Richmond

We are seeking a talented and motivated Java Full Stack Developer to join our dynamic team in Richmond, Virginia. As part of our team, you will play a crucial role in developing and maintaining innovative software solutions that meet the needs of our clients. The ideal candidate will have a strong background in both front-end and back-end development, a passion for technology, and the ability to work collaboratively in a fast-paced environment.

Jun 2, 2017

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Lead Full Stack Software Engineer (Java, Python, Angular, React)

dev2

Full-time|On-site|Knoxville

Join dev2 as a Lead Full Stack Software Engineer, where you will leverage your expertise in Java, Python, Angular, and React to drive innovative software solutions. In this pivotal role, you will collaborate with cross-functional teams to design, develop, and maintain cutting-edge applications that enhance user experience and meet business objectives.Your leadership will guide the technical direction of projects, mentor junior engineers, and ensure best practices in software development are followed. If you are passionate about technology and eager to shape the future of software development, we want to hear from you!

Dec 11, 2023

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Lead Full Stack Software Engineer (Java, Python, Angular, React)

dev2

Full-time|On-site|Chattanooga

Join dev2 as a Lead Full Stack Software Engineer where you will leverage your expertise in Java, Python, Angular, and React to drive innovative software solutions. Your leadership will guide a team of talented engineers, enhancing our development processes and delivering exceptional products.

Dec 11, 2023

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