Apply

CampMinder

Full-time|Remote|Boulder, CO or remote

Join CampMinder as a Senior Software Engineer focusing on our core product offerings. We are looking for a talented individual who is passionate about software development and is eager to tackle challenging problems. In this role, you will work closely with a dynamic team of engineers to build innovative solutions that impact our users positively.

Mar 30, 2026

Apply

Senior Principal Scientist, DMPK

Cogent Biosciences, Inc.

Full-time|$150K/yr - $150K/yr|On-site|Boulder, Colorado, United States

About Us:Cogent Biosciences, Inc. is a dynamic biotechnology firm dedicated to pioneering innovative precision therapies aimed at addressing significant unmet medical needs. Our flagship program, bezuclastinib, is engineered to effectively target and inhibit exon 17 mutations within the KIT receptor tyrosine kinase, particularly KIT D816V, which is a key factor in the rare and complex disorder known as Systemic Mastocytosis. This mutation is also prevalent in patients with gastrointestinal stromal tumors (GIST), a cancer type heavily reliant on oncogenic KIT signaling. Bezuclastinib has shown promising initial data in various trials, including APEX for AdvSM, SUMMIT for NonAdvSM, and PEAK for GIST, demonstrating a favorable safety profile across more than 600 patients in both single-agent and combination dosing.The Opportunity: We are seeking a highly skilled Senior Principal Scientist to join our fast-paced Drug Discovery and Development team. This role will provide strategic scientific direction across the DMPK department, leveraging expertise in the design, execution, and interpretation of in vitro ADME and in vivo PK studies. The ideal candidate will possess a robust understanding of ADME/PK principles and will work collaboratively with in-house teams in medicinal chemistry, pharmacology, and toxicology, as well as external CROs, serving as the DMPK lead for small molecule drug discovery initiatives. A high level of critical thinking, independence, and innovative problem-solving is essential for success in this position.

Mar 23, 2026

Apply

Senior C++ Software Engineer at SciTec | Boulder, Colorado

SciTec

Full-time|$125K/yr - $162K/yr|On-site|Boulder, Colorado, United States

Join SciTec, a leading subsidiary of Firefly Aerospace, as we pave the way in advanced technologies aimed at enhancing U.S. National Security and Defense. With over 45 years of experience delivering innovative solutions to the Department of Defense, we specialize in developing cutting-edge remote sensing algorithms and tools that play a crucial role in missile defense, intelligence, surveillance, reconnaissance, space domain awareness, and aircraft survivability.At SciTec, we are committed to fostering a diverse and inclusive environment. We are currently seeking an experienced Senior C++ Software Engineer to support our Missile Defense Solution software programs. In this dynamic role, you will be immersed in a fast-paced team environment, focusing on the processing of Overhead Persistent InfraRed (OPIR) sensor data for critical missions including Missile Warning and Technical Intelligence. Your expertise in algorithm development and optimization within a substantial C++ codebase on Linux systems will be essential as we strive to deliver world-class software solutions.If you are a seasoned C++ developer who thrives in collaborative settings, values product quality, and is eager to engage in continuous learning and innovation, we want to hear from you!

Apr 7, 2026

Apply

Senior Software Engineer - Windows/Desktop Applications

Speechify

Full-time|Remote|Boulder, CO, USA

About Speechify Speechify builds text-to-speech tools that help people read and learn without barriers. More than 50 million users rely on Speechify to turn PDFs, books, Google Docs, news articles, and websites into audio. The platform helps users read faster, remember more, and access content in new ways. Products include apps for iOS, Android, and Mac, a Chrome extension, and a web app. Recent recognition includes Chrome Extension of the Year by Google and the 2025 Design Award for Inclusivity from Apple. Our Team Speechify has a distributed team of nearly 200 professionals working remotely from around the world. The engineering and research group includes alumni of Amazon, Microsoft, and Google, as well as academic experts from Stanford and startup veterans from Stripe, Vercel, and Bolt. Many team members have also founded their own companies.

Apr 20, 2026

Apply

Senior Software Engineer, Core Experiences

Speechify

Full-time|On-site|Boulder, CO, USA

Join Speechify as a Senior Software Engineer specializing in Core Experiences, where you'll play a pivotal role in enhancing our user interface and overall user experience. In this exciting position, you will collaborate with cross-functional teams to design, develop, and maintain innovative software solutions that engage our users and help them maximize their productivity.We seek a proactive engineer who is passionate about technology and eager to contribute to an agile environment. If you're ready to drive impactful projects and bring your expertise to a dynamic team, we want to hear from you!

Apr 30, 2026

Apply

Senior Software Engineer at Otter LLC | Boulder

Otter LLC

Full-time|On-site|Boulder

Join our dynamic team at Otter LLC as a Senior Software Engineer. In this key role, you will leverage your extensive expertise in software development to lead innovative projects, mentor junior engineers, and drive technological advancements. Your contributions will be vital in enhancing our software solutions and ensuring they meet the highest standards of quality and performance.We are looking for a passionate individual who thrives in a collaborative environment and is eager to tackle complex challenges. If you are ready to take the next step in your career and make a significant impact, we want to hear from you!

Jun 25, 2021

Apply

Senior Software Engineer in Observability and Incident Response Management

The Trade Desk

Full-time|On-site|Bellevue; Boulder; Denver; Los Angeles; Seattle; Ventura

Join our dynamic team at The Trade Desk as a Senior Software Engineer specializing in Observability and Incident Response Management (IRM). In this role, you will be instrumental in developing and enhancing our observability solutions, ensuring seamless incident management processes. Your expertise will contribute to building robust systems that provide insights and drive operational excellence.We are looking for an innovative engineer who thrives in a fast-paced environment and is passionate about creating high-quality software solutions. You will collaborate with cross-functional teams, utilizing cutting-edge technologies to improve our monitoring systems and streamline incident response.

Apr 7, 2026

Apply

Platform Software Engineer - Join Our Innovative Team!

Speechify

Full-time|Remote|Boulder, CO, USA

Speechify’s mission is to remove barriers to learning by changing how people read. More than 50 million users rely on our text-to-speech technology to access content in formats like PDFs, books, Google Docs, news articles, and websites. Our products, spanning iOS, Android, Mac, and a Chrome Extension, have earned recognition from Google and Apple for their inclusivity and thoughtful design. Our team is fully remote and includes nearly 200 professionals from leading tech companies and top universities. We work together across areas like frontend and backend engineering, AI research, and platform development, all contributing to Speechify’s growth. Role Overview Speechify is hiring a Platform Software Engineer to help develop and maintain our backend services. This role focuses on systems such as payments, analytics, subscriptions, and APIs. Platform engineers at Speechify play a key part in shaping product design and delivering strong user experiences. We operate with a flat structure that values technical leadership and consistent results. Strong communication, a solid work ethic, and initiative are important in our team culture. The interview process includes several technical interviews, all completed within a week. What You Will Do Design, build, and maintain APIs, including our public TTS API and internal APIs for payment, subscription, authentication, and consumption tracking, while meeting business and scalability needs. Oversee backend API architecture with a focus on performance and maintainability. Collaborate on B2B solutions, handling customization and integration for enterprise clients. Work with cross-functional teams to ensure backend systems support product strategy and improve user experience. Location This position is based in Boulder, CO, USA. Speechify operates fully remotely.

Apr 20, 2026

Apply

Lead Principal Software Engineer - Quantum Computing

Atom Computing

Full-time|Hybrid|Boulder, CO

About Atom Computing Atom Computing builds quantum computers using arrays of optically trapped neutral atoms. Our technology helps customers tackle complex computational problems that were once out of reach. The team includes scientists, engineers, and business professionals working together to advance quantum computing. Role Overview The Lead Principal Software Engineer will design and improve backend services for Atom Computing’s quantum platform. This role focuses on building scalable, reliable systems that support researcher workflows, manage quantum job orchestration, and offer external APIs for interacting with Atom’s quantum systems. Key Responsibilities Architect distributed backend services that power the quantum computing platform Define service boundaries and make architectural decisions for distributed systems Develop and optimize cloud infrastructure for high performance, reliability, and observability Design APIs and backend workflows to support quantum job orchestration and researcher needs Translate quantum execution models and data flows into well-structured backend systems Collaborate with physics, software, and hardware teams to evolve the platform into a commercially viable product Location and Collaboration This position is based in Boulder, CO. Regular in-person collaboration is required; expect to be in the Boulder office at least three days per week.

Apr 15, 2026

Apply

iOS Core Product Software Engineer at Speechify | Boulder, CO

Speechify

Full-time|On-site|Boulder, CO, USA

About the Role Speechify is hiring an iOS Core Product Software Engineer in Boulder, CO. This role focuses on building and improving iOS applications that help people read and listen more easily. The team values creativity and collaboration, and engineers here contribute directly to features that make a real difference for users. What You Will Do Develop and refine core features for Speechify’s iOS apps Work closely with other engineers and product team members Help shape the direction of new and existing app capabilities Location This position is based in Boulder, Colorado.

Apr 25, 2026

Apply

Senior HDL Systems Architect

knowhirematch-1

Full-time|On-site|Boulder, Colorado, United States

Job DescriptionOverviewWe are seeking a talented Senior HDL Systems Architect to play a pivotal role in advancing our cutting-edge RF systems. This position transcends traditional FPGA development; we are looking for an experienced professional who has evolved from a strong HDL developer to a strategic systems thinker—capable of envisioning the broader context, understanding critical tradeoffs, and leading architectural design initiatives.In this role, you will collaborate closely with multidisciplinary teams to design, develop, and enhance high-performance digital systems for various RF and antenna applications. You should excel in a collaborative, engineering-centric environment and relish the opportunity to make a tangible impact in a dynamic R&D setting where your contributions will influence real-world products.Key Responsibilities Design and implement system-level digital signal processing and control solutions utilizing HDL (Verilog, VHDL, or similar). Lead design decisions from initial requirements through to system integration and validation. Collaborate with RF, embedded software, and hardware teams to create cohesive and efficient systems. Mentor junior HDL developers and foster a culture of technical excellence within the team. Manage design documentation, simulation, and testing strategies at both the module and system levels. Assess trade-offs and component selection during architectural design phases. Utilize build systems and Linux environments to support hardware integration and bring-up. Additional InformationThis position does not have direct supervisory responsibilities.Please note that this job description is not exhaustive and may be subject to change based on business needs.Physical DemandsThis role is conducted in a professional office and laboratory setting. The position frequently requires the use of laboratory equipment such as vector network analyzers, signal generators, and spectrum analyzers. Regular communication is essential, and specific vision abilities required include close vision and the ability to adjust focus. The role may involve lifting files and equipment up to 25 pounds and using a ladder for overhead tasks. Reasonable accommodations may be made to support individuals with disabilities.Position Type/Expected Hours of WorkThis is a full-time position requiring at least 40 hours per week. Typical office hours are Monday to Friday, 8:00 am to 5:00 pm; however, these hours may vary based on workload and management discretion.

Aug 5, 2025

Full Stack Developer

Experience Level

Qualifications

About the job

About Otter LLC

Similar jobs