Top Tech Jobs & Startup Jobs in San Antonio, TX

Support CEO and leadership on market intelligence, financial modelling, go-to-market strategy, partnerships and PMO. Run competitor analysis, size segments, build investor-ready business plans, craft value propositions and support partner negotiations while tracking cross-functional OKRs and dashboards.

Fine-tune and align LLMs for specialized financial tasks; build agentic solutions with LangChain/Autogen; engineer ML pipelines for large financial datasets; deploy, monitor and scale production models; track AI research and integrate emerging tooling.

Open application inviting AI engineers, full-stack developers, data scientists, finance experts and others to apply. Candidates should submit a resume/LinkedIn, links to work (GitHub, Kaggle, portfolio) and a brief note explaining motivation, value they bring, and desired roles or projects.

Own high-volume, multichannel outbound prospecting for the US market, targeting enterprise and mid-market accounts and senior security decision-makers. Conduct technical discovery, qualify cybersecurity opportunities, and hand qualified meetings to Account Executives. Work dedicated US time zones while using LinkedIn Sales Navigator, Apollo, and Salesforce to accelerate pipeline growth.

Supports B2B sales for wireless communications and data solutions by prospecting, qualifying opportunities, scheduling meetings and site assessments, preparing quotes, negotiating terms, maintaining CRM records, coordinating with account executives and technical teams, and supporting equipment provisioning, delivery, training, and deployment. Builds customer relationships, researches prospects, tracks program milestones, and positions products against competitors.

Develops and executes territory sales strategies for wireless communication, data, and security solutions. The Account Executive forecasts sales, meets revenue targets, prospects and builds client relationships, presents solution benefits, manages quotes and funnels, and closes deals. The role requires CRM use, Microsoft Office proficiency, customer travel as needed, and collaboration across the organization to grow revenue and customer loyalty.

Drives revenue and profitability by selling data and network solutions to utility and service provider customers. Develops new business, expands customer relationships, manages complex sales cycles, prepares quotes and proposals, negotiates terms, maintains CRM pipelines, forecasts sales, and collaborates with internal teams and technology partners. The role requires solution selling, prospecting, customer relationship management, and achievement of revenue and profitability targets, with 30%–70% travel within the assigned territory.

Design and scale a feature flagging and A/B testing platform, including high-throughput event ingestion, warehouse-native analytics, real-time feature flag delivery, multi-database SQL support, and distributed systems infrastructure. The role involves full-stack development, architecture, performance optimization, reliability engineering, and technical product influence within a remote startup team.

Own the post-sale customer lifecycle for enterprise software customers by driving adoption, value realization, retention, and growth. Build executive relationships, develop customer success plans, coordinate cross-functional resources, resolve complex issues, communicate product value, and support renewals through metrics gathering, pricing, quoting, negotiation, and closure.

Develop and document enterprise-grade SaaS platform functionality while improving quality and performance. Responsibilities include full-stack development, functional and unit testing, defect triage, code reviews, API and process documentation, operational support in regulated environments, and collaboration within Agile and DevOps teams. The role requires expertise in C#, ASP.NET Core, T-SQL, Entity Framework Core, web technologies, software design, debugging, distributed architectures, and high-performance APIs.

Oversee accounting, audit, and financial review functions for a portfolio of startup clients. Responsibilities include reviewing financial reports, managing payroll and accounts, supervising accounting staff, supporting audits, analyzing financial data, improving processes, tracking billable hours, and ensuring compliance with accounting and regulatory standards.

Manage data collection and market research for telecom and datacenter suppliers, support RFP/RFQ creation, build vendor partnerships, coordinate cross-functional evaluation and contracting, track supplier performance and market trends, and provide data-driven recommendations to inform network expansion and procurement strategy.

Build responsive Bubble.io applications for startup clients, collaborate with product managers and designers, refine requirements, test tools and assumptions, communicate with clients weekly, and contribute reusable components and tutorials to the internal library. The role offers autonomy, client exposure, and opportunities to advance into technical leadership or product management.

Prepare and review individual U.S. income tax returns, identify complex tax edge cases, validate product outputs against professional tax software, and collaborate with engineers and founders to improve tax product functionality, roadmap, and user experience. The role requires substantial tax-season experience, strong federal tax knowledge, and expertise with professional tax preparation platforms.

Prepare and review individual U.S. income tax returns, identify complex tax scenarios and product edge cases, validate tax engine outputs against professional tax software, and collaborate with engineers on tax rules, product improvements, and user experience. Serve as a tax subject matter expert embedded within an early-stage product and engineering team.

Placeholder posting for unsolicited or opportunistic resumes. No defined role, responsibilities, or requirements; used to collect candidate resumes for future opportunities.

Internship role to design and implement automated testing using low-code/no-code platforms. Create, maintain, and run automated test cases, document and track defects, produce test plans and reports, improve test coverage, and communicate progress with clients and teams. Involves end-to-end responsibility from planning through deployment and incorporation of feedback.